# Eval Analysis Summary

**Run:** pilo-batch-github-eval-tvz5r
**Generated:** 2026-05-15T02:17:38.816Z
**Agent:** pilo, gemini-2.5-flash, vertex, chrome, vision
**webSearch tool:** enabled ✓

## Results: 69/97 passed (71%)

| Metric | Value |
|--------|-------|
| Total tasks | 97 |
| Passed | 69 |
| Failed | 28 |
| Total tokens | 19,265,068 |

## Failure Classifications

| Classification | Count |
|----------------|-------|
| browser_render_failure | 7 |
| ai_generation_failure | 6 |
| stale_element_refs | 4 |
| browser_crash | 4 |
| grossly_incorrect | 2 |
| element_interaction_failed | 1 |
| content_not_rendered | 1 |
| bot_detection_blocked | 1 |
| close_but_rejected | 1 |
| agent_gave_up_early | 1 |

---

## Failed Tasks by Website

### Booking (5 failures)

#### webvoyagerx--Booking--9 _(ran: 2026-05-15 00:31:27 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Find hotels for 2 adults in London with a price less than $250 for four days starting from December 25. You must browse the page and offer at least 3 options.
**Expected:** hotel in London found with price under ~$250/night; 3+ hotel options found; duration 4 days confirmed; starts December 25

**Agent answer:** Aborted: Excessive repetition of action 'click' (4 times). The agent appears to be stuck in a loop.

**Judge explanation:** The Web Task Instruction required finding hotels in London for 2 adults, with a price less than $250 for four days starting from December 25, and offering at least 3 options. The Reference Answer confirms these specific criteria. However, the Result Response states, 'Aborted: Excessive repetition of action 'click' (4 times). The agent appears to be stuck in a loop.' This indicates that the task was not completed at all. No hotels were found, and none of the specified criteria (location, price, duration, start date, or number of options) were met. Therefore, the task is a failure.

**Classification:** ai_generation_failure
**Error patterns:** repeatedActions×1, navCount=1

---
#### webvoyagerx--Booking--32 _(ran: 2026-05-15 00:36:18 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Look for hotels in Sydney from February 24 to February 27, on Booking. Once the Swimming Pool and Airport Shuttle filters are applied, what is the total number of hotels available?
**Expected:** hotels found; specific dates filtered; Swimming Pool and Airport Shuttle filters applied; 10+ hotels available

**Agent answer:** Task failed: page.evaluate: Execution context was destroyed, most likely because of a navigation

**Judge explanation:** The Web Task Instruction required searching for hotels in Sydney, applying specific dates (February 24-27), and then applying 'Swimming Pool' and 'Airport Shuttle' filters to determine the total number of available hotels. The Reference Answer indicates that hotels were found, dates and filters were applied, and a number of hotels (10+) was identified. However, the Result Response explicitly states 'Task failed: page.evaluate: Execution context was destroyed, most likely because of a navigation'. This indicates that the task could not be completed, and therefore, none of the sub-components of the instruction, including finding hotels, applying filters, or reporting the count, were successfully executed or reported.

**Classification:** bot_detection_blocked
**Error patterns:** navCount=1

---
#### webvoyagerx--Booking--12 _(ran: 2026-05-15 00:50:37 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Find a hotel in Paris with a customer review score of 8 or higher, free Wi-Fi, and available for a 5-night stay starting on January 5th.
**Expected:** hotel in Paris found; 8+ rating confirmed; free Wi-Fi confirmed; 5-night availability found

**Agent answer:** Aborted: Excessive repetition of action 'click' (4 times). The agent appears to be stuck in a loop.

**Judge explanation:** The Web Task Instruction required finding a hotel in Paris with specific criteria (review score, free Wi-Fi, availability for a 5-night stay starting January 5th). The Reference Answer indicates that all these criteria should have been met. However, the Result Response states, 'Aborted: Excessive repetition of action 'click' (4 times). The agent appears to be stuck in a loop.' This indicates that the task was not completed, and none of the required information was found or confirmed. Therefore, the task was unsuccessful.

**Classification:** ai_generation_failure
**Error patterns:** repeatedActions×1, navCount=1

---
#### webvoyagerx--Booking--1 _(ran: 2026-05-15 00:36:19 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Find the cheapest available hotel room for a three night stay from Jan 1 in Jakarta. The room is for 2 adults, just answer the cheapest hotel room and the price.
**Expected:** cheapest hotel in Jakarta found; price found (~$20-50 per night)

**Agent answer:** Aborted: Excessive repetition of action 'click' (4 times). The agent appears to be stuck in a loop.

**Judge explanation:** The Web Task Instruction required finding the cheapest available hotel room for a three-night stay from January 1 in Jakarta for 2 adults, and then stating the hotel and its price. The Reference Answer indicates that the cheapest hotel and its price range were found. However, the Result Response states, 'Aborted: Excessive repetition of action 'click' (4 times). The agent appears to be stuck in a loop.' This clearly indicates that the task was not completed, and no hotel information or price was retrieved. Therefore, the result does not align with the instruction or the reference answer.

**Classification:** ai_generation_failure
**Error patterns:** repeatedActions×1, navCount=1

---
#### webvoyagerx--Booking--0 _(ran: 2026-05-15 00:23:40 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Find a Mexico hotel with deals for December 25-26.
**Expected:** hotel deal found in Mexico for December 25-26; price range ~$80-$240

**Agent answer:** Aborted: Excessive repetition of action 'click' (4 times). The agent appears to be stuck in a loop.

**Judge explanation:** The Web Task Instruction was to find a Mexico hotel with deals for December 25-26. The Reference Answer indicates that a hotel deal should be found within a specific price range for those dates. However, the Result Response clearly states 'Aborted: Excessive repetition of action 'click' (4 times). The agent appears to be stuck in a loop.' This indicates that the agent failed to complete the task and did not find any hotel deals. Therefore, the task was not successful.

**Classification:** ai_generation_failure
**Error patterns:** repeatedActions×1, navCount=1

---
### Google Flights (4 failures)

#### webvoyagerx--Google Flights--12 _(ran: 2026-05-15 01:45:41 UTC)_

**Question:** Find the best-priced round-trip flight from New York to London leaving on December 25 and returning on January 5, with one stop or fewer.
**Expected:** nonstop flight found; price range found; airline found

**Agent answer:** Task failed after 5 consecutive errors (13 total): Invalid element reference 'E45'. The element does not exist on the current page. Please check the page snapshot for valid element references.

**Judge explanation:** The Web Task Instruction was to find the best-priced round-trip flight with specific criteria. The Reference Answer indicates that a nonstop flight, price range, and airline should have been found. However, the Result Response explicitly states 'Task failed after 5 consecutive errors', indicating that the task could not be completed due to a technical issue. Therefore, none of the required information (nonstop flight, price range, airline) was found, and the task was not successful.

**Classification:** stale_element_refs
**Error patterns:** staleRefs×4, clickTimeouts×6, scrollTimeouts×1, consecutiveErrors=5, navCount=3

---
#### webvoyagerx--Google Flights--22 _(ran: 2026-05-15 01:47:23 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Find a round-trip flight from Rio de Janeiro to Los Angeles, leaving on March 15 and returning on March 22, and select the option with the least carbon dioxide emissions.
**Expected:** airline found; flight duration found; CO2 emissions found; least CO2 option selected

**Agent answer:** Task failed after 5 consecutive errors (6 total): Invalid element reference 'E46'. The element does not exist on the current page. Please check the page snapshot for valid element references.

**Judge explanation:** The Web Task Instruction required finding a round-trip flight, specifying dates, and selecting the option with the least carbon dioxide emissions. The Reference Answer indicates that an airline, flight duration, CO2 emissions were found, and the least CO2 option was selected. However, the Result Response explicitly states, 'Task failed after 5 consecutive errors (6 total): Invalid element reference 'E46'. The element does not exist on the current page.' This indicates that the task could not be completed at all due to a technical error, meaning none of the sub-components of the instruction were fulfilled. Therefore, the task was not successfully accomplished.

**Classification:** stale_element_refs
**Error patterns:** staleRefs×4, clickTimeouts×1, consecutiveErrors=5, navCount=1

---
#### webvoyagerx--Google Flights--2 _(ran: 2026-05-15 01:35:35 UTC)_

> ⚠️ Very short run (1 events) — possibly stale result or immediate abort

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Find the lowest fare from all eligible one-way flights for 1 adult from JFK to Heathrow on January 22.
**Expected:** one-way flight found; JFK to Heathrow; price identified; airline found

**Agent answer:** _not available_

**Judge explanation:** The Web Task Instruction required finding the lowest fare for a one-way flight from JFK to Heathrow on January 22 for 1 adult. The Reference Answer indicates that a one-way flight should be found, the route (JFK to Heathrow) identified, a price identified, and an airline found. However, the Result Response explicitly states 'No answer provided', meaning no information was extracted or presented. Therefore, none of the sub-components of the instruction were completed, and the task is not successful.

**Classification:** browser_crash
**Error patterns:** none

---
#### webvoyagerx--Google Flights--1 _(ran: 2026-05-15 01:37:00 UTC)_

**Question:** Show me the list of one-way flights today from Chicago to Paris.
**Expected:** one-way flights found; today's date selected; Chicago to Paris route confirmed; multiple airlines shown; departure and arrival times found; overnight flights indicated

**Agent answer:** Aborted: Unable to get flight results from the provided URL. The website is not consistently displaying the search results despite correct inputs and attempts to initiate the search. It keeps redirecting to a generic 'explore' page instead of showing direct flight results.

**Judge explanation:** The Web Task Instruction was to find a list of one-way flights from Chicago to Paris for today. The Reference Answer indicates that flights were found, the correct date and route were selected, and details like multiple airlines, departure/arrival times, and overnight flights were identified. However, the Result Response explicitly states, "Aborted: Unable to get flight results from the provided URL." This indicates a complete failure to retrieve any flight information, which is the primary objective of the task. Therefore, the task was not successfully completed.

**Classification:** content_not_rendered
**Error patterns:** staleRefs×3, navCount=2

---
### Cambridge Dictionary (4 failures)

#### webvoyagerx--Cambridge Dictionary--17 _(ran: 2026-05-15 01:07:00 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** How many meanings of \"unblemished\" are given in Cambridge Dictionary? Please browse the page and give the number directly. The number should be a direct count from the dictionary entry.
**Expected:** 2

**Agent answer:** The word unblemished has 1 meaning.

**Judge explanation:** The Web Task Instruction asked to find the number of meanings for 'unblemished' in the Cambridge Dictionary. The Reference Answer states there are 2 meanings. However, the Result Response states that 'The word unblemished has 1 meaning.' Since the numbers do not match, the task was not successfully completed according to the reference.

**Classification:** browser_render_failure
**Error patterns:** navCount=1

---
#### webvoyagerx--Cambridge Dictionary--0 _(ran: 2026-05-15 00:54:05 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Look up the pronunciation and definition of the word \"sustainability\" on the Cambridge Dictionary.
**Expected:** pronunciation found (UK and US); definition found (ability to continue over time)

**Agent answer:** ## Pronunciation and Definition of "sustainability"

**Word:** sustainability

**Part of Speech:** noun [[U]]

**Pronunciation (UK):** / səˌsteɪ.nəˈbɪl.ə.ti /

**Pronunciation (US):** / səˌsteɪ.nəˈbɪl.ə.t̬i /

**Definitions:**
1. The quality of being able to continue over a period.

**Limitation:** Despite multiple attempts, I was unable to access the full Cambridge Dictionary entry for "sustainability" directly due to persistent "Browser connection lost" errors. Therefore, I could not retrieve ...

**Judge explanation:** The Web Task Instruction required looking up the pronunciation and definition of 'sustainability' *on the Cambridge Dictionary*. The Reference Answer indicates that both pronunciation (UK and US) and definition were found, implying successful access to the Cambridge Dictionary. The Result Response successfully provides both UK and US pronunciations and a definition that matches the core meaning of the reference answer. However, the Result Response explicitly states, 'Despite multiple attempts, I was unable to access the full Cambridge Dictionary entry for "sustainability" directly due to persistent "Browser connection lost" errors. Therefore, I could not retrieve all definitions as requested. The provided definition is the most comprehensive one available from the web search summaries.' This indicates that the information was not obtained directly from the Cambridge Dictionary as instructed, but rather from 'web search summaries' due to a technical failure to access the specified source. Therefore, the task was not fully completed according to the instruction's constraints.

**Classification:** browser_render_failure
**Error patterns:** navCount=1

---
#### webvoyagerx--Cambridge Dictionary--25 _(ran: 2026-05-15 01:11:28 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Find two distinct meanings of the word \"harmony\" in the Cambridge Dictionary.
**Expected:** Meaning of harmony related to music found; meaning of harmony related to agreement/peace found

**Agent answer:** Aborted: The browser repeatedly loses connection when attempting to navigate to the Cambridge Dictionary website, making it impossible to access the definitions for 'harmony' and complete the task.

**Judge explanation:** The Web Task Instruction required finding two distinct meanings of the word "harmony" from the Cambridge Dictionary. The Reference Answer indicates that two meanings (one related to music and one to agreement/peace) were found. However, the Result Response states that the task was "Aborted" because the browser lost connection when trying to navigate to the Cambridge Dictionary website, making it impossible to access the definitions. Therefore, the task was not completed as no meanings were found from the specified source.

**Classification:** browser_render_failure
**Error patterns:** navCount=1

---
#### webvoyagerx--Cambridge Dictionary--27 _(ran: 2026-05-15 01:03:22 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Look up the meaning, pronunciation, and an example sentence of the word \"solitude\" using the Cambridge Dictionary.
**Expected:** pronunciation found; meaning found; example sentence found

**Agent answer:** Aborted: The browser connection is continuously being lost, preventing any actions from being completed. I cannot proceed with the task.

**Judge explanation:** The Web Task Instruction required finding the meaning, pronunciation, and an example sentence for the word 'solitude' using the Cambridge Dictionary. The Reference Answer indicates that all three components (pronunciation, meaning, and example sentence) were found. However, the Result Response states that the task was 'Aborted' due to a lost browser connection, preventing any actions from being completed. This means none of the required information was retrieved, failing to meet any of the sub-components of the instruction or align with the Reference Answer.

**Classification:** browser_render_failure
**Error patterns:** clickTimeouts×1, navCount=1

---
### ESPN (4 failures)

#### webvoyagerx--ESPN--8 _(ran: 2026-05-15 01:20:22 UTC)_

**Question:** Find information on ESPN about the top three scoring leaders in the NBA for the current season, and note which teams they play for.
**Expected:** top three NBA scoring leaders found; player names and associated teams found; points per game for each confirmed

**Agent answer:** Task failed: page.evaluate: TypeError: Cannot read properties of null (reading 'querySelectorAll')
    at Object.generateAndRenderAriaTree (eval at <anonymous> (eval at evaluate (:302:30)), <anonymous>:1842:10)
    at eval (eval at evaluate (:302:30), <anonymous>:10:45)
    at UtilityScript.evaluate (<anonymous>:304:16)
    at UtilityScript.<anonymous> (<anonymous>:1:44)

**Judge explanation:** The Web Task Instruction required finding the top three NBA scoring leaders on ESPN for the current season and noting their teams. The Reference Answer indicates that this information, including player names, teams, and points per game, should have been found. However, the Result Response explicitly states 'Task failed: page.evaluate: TypeError: Cannot read properties of null (reading 'querySelectorAll')'. This error message indicates that the automated process encountered a critical failure and was unable to complete any part of the task. Therefore, the task was not successfully accomplished.

**Classification:** element_interaction_failed
**Error patterns:** staleRefs×4, navCount=2

---
#### webvoyagerx--ESPN--0 _(ran: 2026-05-15 01:13:30 UTC)_

> ⚠️ Very short run (1 events) — possibly stale result or immediate abort

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Look up the current standings for the NBA Eastern Conference on ESPN.
**Expected:** NBA Eastern Conference standings found; current season data confirmed

**Agent answer:** _not available_

**Judge explanation:** The Web Task Instruction was to look up the current standings for the NBA Eastern Conference on ESPN. The Reference Answer indicates that these standings were found and confirmed. However, the Result Response explicitly states 'No answer provided', which means the task was not completed and no standings were presented. Therefore, the Result Response does not align with the Reference Answer.

**Classification:** browser_crash
**Error patterns:** none

---
#### webvoyagerx--ESPN--23 _(ran: 2026-05-15 01:21:09 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Find the result of a basketball game between the Miami Heat and the New York Knicks, including the final score and top rebounder from the match.
**Expected:** latest NBA game result found; Miami Heat vs New York Knicks final score found; top rebounders identified

**Agent answer:** Task failed: page.evaluate: Execution context was destroyed, most likely because of a navigation

**Judge explanation:** The web task instruction required finding the result of a basketball game, including the final score and top rebounder. The reference answer indicates that these items were found. However, the result response explicitly states 'Task failed: page.evaluate: Execution context was destroyed, most likely because of a navigation'. This clearly indicates that the task was not completed, and none of the requested information was retrieved. Therefore, the result response does not align with the reference answer.

**Classification:** browser_render_failure
**Error patterns:** clickTimeouts×1, navCount=1

---
#### webvoyagerx--ESPN--15 _(ran: 2026-05-15 01:35:15 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Check the scores of the NBA games played on December 25, last year.
**Expected:** (US Time) NBA scores found for December 25; game details include team names and scores for multiple matchups

**Agent answer:** Aborted: Excessive repetition of action 'click' (4 times). The agent appears to be stuck in a loop.

**Judge explanation:** The Web Task Instruction asked to check the scores of NBA games played on December 25th of last year. The Reference Answer indicates that NBA scores were found, including team names and scores for multiple matchups. However, the Result Response states that the task was 'Aborted' because the agent got stuck in a loop. This clearly indicates that the instruction was not completed, and no scores were retrieved. Therefore, the task was not successful.

**Classification:** ai_generation_failure
**Error patterns:** repeatedActions×1, navCount=1

---
### Amazon (3 failures)

#### webvoyagerx--Amazon--1 _(ran: 2026-05-15 00:00:18 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Search for women's golf polos in M size, priced between $25 to $100, and identify the lowest priced among the results.
**Expected:** women's golf polo found; M size; price range found; lowest priced item confirmed

**Agent answer:** Task failed after 5 consecutive errors (5 total): Invalid element reference 'E611'. The element does not exist on the current page. Please check the page snapshot for valid element references.

**Judge explanation:** The Web Task Instruction required searching for women's golf polos, filtering by size M and a price range of $25-$100, and then identifying the lowest priced item. The Reference Answer indicates that all these steps were successfully completed. However, the Result Response explicitly states, 'Task failed after 5 consecutive errors (5 total): Invalid element reference 'E611'. The element does not exist on the current page.' This indicates a complete failure to perform any part of the task. Therefore, the task was not successfully accomplished.

**Classification:** stale_element_refs
**Error patterns:** staleRefs×4, consecutiveErrors=5, navCount=1

---
#### webvoyagerx--Amazon--10 _(ran: 2026-05-14 23:59:33 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Find the cost of a 2-year protection for the current PlayStation model on Amazon.
**Expected:** Current PlayStation model found; 2-year protection plan found; cost ~$50-100

**Agent answer:** Task failed: page.goto: Navigation to "https://www.amazon.com/" is interrupted by another navigation to "https://www.amazon.com/"
Call log:
  - navigating to "https://www.amazon.com/", waiting until "commit"


**Judge explanation:** The Web Task Instruction required finding the cost of a 2-year protection plan for the current PlayStation model on Amazon. The Reference Answer indicates that the current PlayStation model, a 2-year protection plan, and its cost (approximately $50-100) should have been found. However, the Result Response explicitly states 'Task failed: page.goto: Navigation to "https://www.amazon.com/" is interrupted by another navigation to "https://www.amazon.com/"'. This indicates that the initial navigation to Amazon failed, and consequently, none of the required information could have been retrieved. Therefore, the task was not successfully completed.

**Classification:** browser_render_failure
**Error patterns:** none

---
#### webvoyagerx--Amazon--31 _(ran: 2026-05-14 23:59:33 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Find a compact digital camera on Amazon with a zoom capability of at least 10x, rated 4 stars or higher, and priced between $100 to $300.
**Expected:** Digital camera found; zoom capability 10x or more; rating 4+ stars; price ~$100-$300

**Agent answer:** Here is a list of compact digital cameras available on Amazon that meet the specified criteria (at least 10x optical zoom and 4 stars or higher rating). The price range was not provided and thus cameras are listed without price constraints:

- **Digital Camera, FHD 1080P Point and Shoot Camera with 16X Zoom Anti Shake 32GB Card, Compact Small Video Camera Gift for Kids Teens Starter Boys Girls(Deep Black)**
  - Optical Zoom: 16x
  - Star Rating: 4.4 out of 5 stars
  - Price: $39.99

- **Canon Po...

**Judge explanation:** The Web Task Instruction required finding a compact digital camera on Amazon with specific criteria: zoom capability of at least 10x, rated 4 stars or higher, AND priced between $100 to $300. The Result Response successfully identified cameras with at least 10x zoom and a 4-star or higher rating. However, it explicitly stated, 'The price range was not provided and thus cameras are listed without price constraints.' This indicates a failure to adhere to the price constraint of $100 to $300. Upon reviewing the listed cameras, many fall outside this specified price range (e.g., $39.99, $745.00, $429.00, $49.99, etc.). Therefore, a critical part of the instruction was not followed, leading to a 'NOT SUCCESS' verdict.

**Classification:** ai_generation_failure
**Error patterns:** navCount=1

---
### Coursera (2 failures)

#### webvoyagerx--Coursera--21 _(ran: 2026-05-15 01:12:40 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Search for an online course on Coursera about 'Digital Marketing', suitable for beginner-level learners. Specify the course duration, the main learning outcomes, and the institution offering the course.
**Expected:** Digital Marketing course found; beginner level confirmed; duration 1-6 months; institution name found; key learning outcomes listed including marketing fundamentals, campaign creation, and e-commerce strategies.

**Agent answer:** Aborted: The browser connection was lost repeatedly, making it impossible to complete the task.

**Judge explanation:** The Web Task Instruction required searching for a 'Digital Marketing' course on Coursera, specifying its duration, learning outcomes, and institution, specifically for beginner-level learners. The Reference Answer indicates that all these details were successfully found. However, the Result Response states, 'Aborted: The browser connection was lost repeatedly, making it impossible to complete the task.' This clearly indicates that the task was not completed at all, and therefore, none of the sub-components of the instruction were fulfilled. The Result Response does not align with the Reference Answer.

**Classification:** browser_render_failure
**Error patterns:** navCount=1

---
#### webvoyagerx--Coursera--32 _(ran: 2026-05-15 01:13:01 UTC)_

> ⚠️ Very short run (1 events) — possibly stale result or immediate abort

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Search for 'Data Analysis' courses on Coursera. Apply filters to find courses that are 'Beginner Level' and have a duration ranging from 1 to 3 months. Determine the total count of courses that match these specifications.
**Expected:** number of beginner level Data Analysis courses (1-3 months duration) found; 500+ results

**Agent answer:** _not available_

**Judge explanation:** The Web Task Instruction required searching for 'Data Analysis' courses on Coursera, applying specific filters (Beginner Level, 1-3 months duration), and then determining the total count of courses matching these specifications. The Reference Answer provided an expected count of '500+ results'. However, the Result Response explicitly states 'No answer provided', indicating that the final step of determining and reporting the course count was not completed. Therefore, the task was not successfully accomplished.

**Classification:** browser_crash
**Error patterns:** none

---
### Huggingface (2 failures)

#### webvoyagerx--Huggingface--3 _(ran: 2026-05-15 02:05:05 UTC)_

**Question:** Look for a popular model with a cc-by-sa-4.0 license on Hugging Face.
**Expected:** model with cc-by-sa-4.0 license found; high number of likes

**Agent answer:** Task failed after 5 consecutive errors (5 total): Invalid element reference 'E235'. The element does not exist on the current page. Please check the page snapshot for valid element references.

**Judge explanation:** The Web Task Instruction required finding a popular model with a cc-by-sa-4.0 license on Hugging Face. The Reference Answer indicates that such a model was found and that it had a high number of likes. However, the Result Response explicitly states 'Task failed after 5 consecutive errors', indicating that the task could not be completed due to technical issues. Therefore, none of the sub-components of the instruction were fulfilled, and the result does not match the reference answer.

**Classification:** stale_element_refs
**Error patterns:** staleRefs×4, consecutiveErrors=5, navCount=2

---
#### webvoyagerx--Huggingface--13 _(ran: 2026-05-15 02:14:59 UTC)_

**Question:** Search for LLaMA in the Hugging Face documentation. What is the type and default value of the `spaces_between_special_tokens` parameter in the `LlamaTokenizer`?
**Expected:** parameter type found: bool; default value found: False

**Agent answer:** The `vocab_size` parameter in the `transformers.LlamaConfig` class within the Hugging Face Transformers LLaMA documentation has the following characteristics (retrieved on May 15, 2026):

*   **Parameter Name:** `vocab_size`
*   **Data Type:** `int`
*   **Default Value:** `32000`

**Judge explanation:** The web task instruction asked for the type and default value of the `spaces_between_special_tokens` parameter in the `LlamaTokenizer`. The reference answer correctly states that the type is `bool` and the default value is `False`. However, the result response provided information about the `vocab_size` parameter in the `transformers.LlamaConfig` class, stating its type as `int` and default value as `32000`. This is a complete mismatch with the requested parameter and class, therefore the task was not successfully completed.

**Classification:** grossly_incorrect
**Error patterns:** staleRefs×4, navCount=3

---
### Apple (1 failure)

#### webvoyagerx--Apple--32 _(ran: 2026-05-15 00:12:36 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Investigate the trade-in value for an older iPhone model on Apple's website, specifically looking for a Pro Max variant.
**Expected:** older iPhone Pro Max model found; trade-in value up to ~$270

**Agent answer:** **Estimated Trade-In Value for an Older iPhone Pro Max Model:**

The estimated trade-in value for an iPhone 16 Pro Max is up to $685.

**Details about the Trade-In Process on Apple's Website:**

Apple offers two easy ways to trade in a device: online or at an Apple Store.

**Online Trade-In Process Steps:**
1.  **See how much you can save:** Get your trade-in estimate, then choose a new Apple product, add your trade-in device, and check out.
2.  **Get your device ready to trade in:** Apple will ...

**Judge explanation:** The Web Task Instruction asked to investigate the trade-in value for an 'older iPhone model', specifically a 'Pro Max variant'. The Reference Answer indicates that an 'older iPhone Pro Max model' was found with a trade-in value up to ~$270. However, the Result Response provides an estimated trade-in value for an 'iPhone 16 Pro Max' which, given the current date of 2026-05-15, is a very recent model, not an 'older' one. Furthermore, the trade-in value provided in the Result Response ($685) is significantly different from the Reference Answer's value ($270), reinforcing that the incorrect model was investigated. Therefore, the sub-component of finding an 'older iPhone model' was not met.

**Classification:** grossly_incorrect
**Error patterns:** navCount=1

---
### Allrecipes (1 failure)

#### webvoyagerx--Allrecipes--19 _(ran: 2026-05-14 23:55:55 UTC)_

**Question:** Find a vegan lasagna recipe on Allrecipes that requires 10 ingredients or less and has feedback of more than 200 reviews. Provide a brief overview of the ingredient list and the total prep and cook time.
**Expected:** vegan lasagna recipe found; 10 ingredients or less confirmed; 200+ reviews confirmed; prep time and cook time found; ingredient list overview provided

**Agent answer:** Despite extensive searching on Allrecipes.com and external web searches, I was unable to locate a vegan lasagna recipe that strictly adheres to both criteria: "10 ingredients or less" and "more than 200 reviews." The platform's filtering capabilities do not extend to ingredient count, and no vegan lasagna recipe was found with over 200 reviews and a low ingredient count.

Here is the information for the closest relevant recipe found, explaining why it doesn't fully meet the criteria:

**Recipe N...

**Judge explanation:** The Web Task Instruction required finding a vegan lasagna recipe on Allrecipes that met two specific criteria: 10 ingredients or less AND more than 200 reviews. The Result Response explicitly states that it was unable to locate a recipe that strictly adheres to both criteria. The 'closest relevant recipe' found, 'Vegan Lasagna I', had 17 ingredients (exceeding the '10 ingredients or less' requirement) and 195 ratings (falling short of the 'more than 200 reviews' requirement). While the Result Response did provide an overview of the ingredient list and the total prep and cook time for the closest recipe, the primary conditions for finding the recipe were not met. Therefore, the task is not successful as the core requirements were not fulfilled, which contradicts the implication of the Reference Answer that these conditions were confirmed.

**Classification:** close_but_rejected
**Error patterns:** navCount=3

---
### Wolfram Alpha (1 failure)

#### webvoyagerx--Wolfram Alpha--39 _(ran: 2026-05-15 02:12:43 UTC)_

> ⚠️ Very short run (1 events) — possibly stale result or immediate abort

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** Use Wolfram alpha to write the expression of the ellipse x^2 + 3 y^2 = 4 rotated 33 degrees counterclockwise.
**Expected:** rotated ellipse expression found; matches input parameters; complex trigonometric terms included

**Agent answer:** _not available_

**Judge explanation:** The Web Task Instruction required finding the expression of a rotated ellipse using Wolfram Alpha. The Reference Answer indicates that a rotated ellipse expression should have been found, matching the input parameters and including complex trigonometric terms. However, the Result Response explicitly states 'No answer provided', which means the task was not completed at all. Therefore, the result does not align with the reference answer.

**Classification:** browser_crash
**Error patterns:** none

---
### ArXiv (1 failure)

#### webvoyagerx--ArXiv--6 _(ran: 2026-05-15 00:15:08 UTC)_

> ⚠️ Agent never left the starting page (navCount=1)

**Question:** How many figures and tables are in the paper \"On the Sentence Embeddings from Pre-trained Language Models\"?
**Expected:** figures found; tables found

**Agent answer:** Aborted: Unable to count figures and tables from the PDF. The available tools do not allow direct content extraction or interpretation from a PDF viewer.

**Judge explanation:** The web task instruction asked to count the number of figures and tables in a specific paper. The Reference Answer implies that a count was successfully obtained. However, the Result Response explicitly states that the task was 'Aborted' because it was 'Unable to count figures and tables from the PDF' due to tool limitations. Therefore, the task was not completed as instructed.

**Classification:** agent_gave_up_early
**Error patterns:** navCount=1

---
## Efficiency

| | Passed | Failed |
|--|--|--|
| Avg steps | 9 | 12 |
| Tasks with duration data | 69/69 | 23/28 |

## Passed Tasks

| Task | Tokens | Steps | Duration | Retries |
|------|------|------|------|------|
| webvoyagerx--Allrecipes--10 | 215,907 | 8 | 3.2s | 1 |
| webvoyagerx--Amazon--0 | 196,966 | 6 | 3.4s | 0 |
| webvoyagerx--Google Flights--0 | 440,319 | 24 | 4.8s | 0 |
| webvoyagerx--Google Map--21 | 59,501 | 8 | 3.0s | 0 |
| webvoyagerx--Huggingface--0 | 47,656 | 3 | 3.4s | 1 |
| webvoyagerx--Huggingface--5 | 67,381 | 4 | 3.0s | 1 |
| webvoyagerx--BBC News--15 | 46,658 | 3 | 2.8s | 0 |
| webvoyagerx--BBC News--13 | 99,239 | 6 | 2.8s | 0 |
| webvoyagerx--Allrecipes--28 | 92,858 | 4 | 4.1s | 0 |
| webvoyagerx--Apple--0 | 94,955 | 4 | 2.1s | 0 |
| webvoyagerx--Allrecipes--0 | 129,629 | 5 | 3.6s | 0 |
| webvoyagerx--Huggingface--23 | 462,649 | 20 | 5.4s | 2 |
| webvoyagerx--Apple--1 | 447,089 | 19 | 2.8s | 1 |
| webvoyagerx--GitHub--0 | 105,160 | 7 | 2.5s | 2 |
| webvoyagerx--Web Search--27 | 26,492 | 3 | 2.7s | 0 |
| webvoyagerx--ArXiv--12 | 60,700 | 6 | 2.4s | 0 |
| webvoyagerx--BBC News--28 | 124,088 | 5 | 2.3s | 0 |
| webvoyagerx--BBC News--35 | 237,064 | 13 | 14.0s | 2 |
| webvoyagerx--Google Flights--31 | 763,345 | 30 | 4.3s | 0 |
| webvoyagerx--Cambridge Dictionary--9 | 61,759 | 6 | 3.0s | 1 |
| webvoyagerx--Web Search--2 | 83,309 | 7 | 3.2s | 1 |
| webvoyagerx--Coursera--30 | 101,545 | 5 | 3.6s | 0 |
| webvoyagerx--ArXiv--33 | 60,018 | 4 | 4.5s | 0 |
| webvoyagerx--Allrecipes--1 | 322,151 | 15 | 2.9s | 1 |
| webvoyagerx--Google Map--30 | 388,660 | 24 | 5.2s | 1 |
| webvoyagerx--Wolfram Alpha--9 | 73,173 | 7 | 3.0s | 1 |
| webvoyagerx--Allrecipes--36 | 100,490 | 4 | 9.3s | 0 |
| webvoyagerx--GitHub--14 | 48,719 | 3 | 2.1s | 0 |
| webvoyagerx--ESPN--1 | 419,149 | 10 | 4.0s | 0 |
| webvoyagerx--Huggingface--33 | 115,329 | 11 | 3.4s | 0 |
| webvoyagerx--ArXiv--10 | 44,660 | 4 | 4.0s | 0 |
| webvoyagerx--Coursera--29 | 33,615 | 2 | 4.6s | 0 |
| webvoyagerx--Web Search--18 | 43,563 | 4 | 3.2s | 0 |
| webvoyagerx--Web Search--0 | 320,796 | 4 | 2.9s | 0 |
| webvoyagerx--Coursera--10 | 394,719 | 18 | 4.0s | 0 |
| webvoyagerx--ESPN--30 | 120,673 | 4 | 4.8s | 0 |
| webvoyagerx--Amazon--22 | 216,785 | 5 | 3.3s | 1 |
| webvoyagerx--Web Search--10 | 644,213 | 11 | 2.3s | 0 |
| webvoyagerx--Amazon--12 | 256,626 | 6 | 3.0s | 0 |
| webvoyagerx--Wolfram Alpha--31 | 32,294 | 4 | 2.9s | 0 |
| webvoyagerx--GitHub--27 | 296,663 | 17 | 3.4s | 0 |
| webvoyagerx--GitHub--40 | 34,570 | 3 | 9.0s | 0 |
| webvoyagerx--Apple--21 | 270,194 | 12 | 2.2s | 1 |
| webvoyagerx--Allrecipes--14 | 142,774 | 6 | 2.8s | 0 |
| webvoyagerx--GitHub--23 | 84,212 | 5 | 4.1s | 0 |
| webvoyagerx--Wolfram Alpha--1 | 219,305 | 14 | 3.0s | 0 |
| webvoyagerx--Wolfram Alpha--16 | 74,364 | 7 | 3.8s | 0 |
| webvoyagerx--Google Map--6 | 52,844 | 7 | 3.3s | 0 |
| webvoyagerx--Coursera--0 | 554,350 | 24 | 3.7s | 0 |
| webvoyagerx--Web Search--1 | 51,168 | 7 | 2.5s | 0 |
| webvoyagerx--Web Search--35 | 180,585 | 8 | 4.5s | 0 |
| webvoyagerx--Wolfram Alpha--23 | 88,004 | 9 | 3.8s | 0 |
| webvoyagerx--Apple--11 | 312,618 | 12 | 4.4s | 2 |
| webvoyagerx--ESPN--37 | 133,349 | 5 | 2.6s | 0 |
| webvoyagerx--BBC News--0 | 109,650 | 7 | 3.8s | 2 |
| webvoyagerx--GitHub--12 | 83,884 | 4 | 3.1s | 0 |
| webvoyagerx--Coursera--16 | 170,005 | 8 | 2.9s | 0 |
| webvoyagerx--Apple--31 | 35,050 | 2 | 3.3s | 0 |
| webvoyagerx--Google Map--4 | 66,719 | 8 | 7.0s | 2 |
| webvoyagerx--Booking--22 | 936,900 | 19 | 3.7s | 0 |
| webvoyagerx--ArXiv--0 | 418,422 | 11 | 2.6s | 0 |
| webvoyagerx--BBC News--21 | 36,691 | 2 | 3.5s | 0 |
| webvoyagerx--Google Map--12 | 83,221 | 10 | 6.1s | 1 |
| webvoyagerx--BBC News--7 | 81,809 | 4 | 4.3s | 0 |
| webvoyagerx--Wolfram Alpha--0 | 32,807 | 4 | 2.2s | 0 |
| webvoyagerx--Google Map--0 | 320,316 | 25 | 3.8s | 0 |
| webvoyagerx--ArXiv--17 | 61,788 | 3 | 2.2s | 0 |
| webvoyagerx--Cambridge Dictionary--1 | 95,440 | 8 | 2.7s | 2 |
| webvoyagerx--ArXiv--23 | 86,647 | 5 | 3.7s | 0 |