Last updated11 Apr 2026, 3:22 pm SGT
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Battle replay

Sonar Pro vs Gemini 2.5 Pro

tree_0013 · History of swimwear

Sonar Pro · Much Better
WIDE
4
Rounds
4 - 1
Final Score
182,393
Tokens
$1.82
Cost
Round 4
Mode
← Back to battles·View source page·round4/R4_M0_ppl-sonar-pro-high_vs_gemini-2.5-pro-grounding_tree_0013.log

Timeline

Arrow keys or j/k move between rounds.

Round 1 of 4

Round Context

Depth 2Width 2Pressure test
Logic Chain
Root

History of swimwear

Step 2

Little wonder that bikinis have fit in almost from the start

Question

Identify the organization that began donating its web crawl data to the Internet Archive in 1996 to be added to the Wayback Machine. Regarding the specific collection of crawl data donated by this organization for the year 2008, determine its current public accessibility status.

Answer length: 100-150 words.

Show hidden checklists
Depth checklist
  • Target Entity: Alexa Internet (identified via 1996 donation logic)
Width checklist
  • Donation Start Year: 1996
  • Recipient: Internet Archive / Wayback Machine
  • Specific Collection: Alexa Web 2008 Crawl
  • Accessibility Status: Not publicly accessible
Examiner rationale

The question masks the entity 'Alexa Internet' (Deep) by describing its historical relationship with the Internet Archive starting in 1996. It then requires the agent to find a specific, less prominent detail (Wide) regarding the accessibility status of the '2008 Crawl' collection, which differs from the general availability of the Wayback Machine.

Judgment

Better
NONE
Score 1 - 0

Both agents successfully passed the Deep Logic check (identifying Alexa Internet) and the Wide Detail check (noting that the 2008 raw data is not publicly accessible). Agent A wins on User Experience and Formatting. It effectively uses bolding to highlight the key entity and the specific status, making the answer scannable in seconds. Agent B provides a correct text-heavy response but lacks the visual hierarchy requested in the evaluation criteria.

Evolution step
Determining Next Step...
WINNER is A. Targeting Loser Failure: NONE.
Action: Pressure Test (Deep+1 & Wide+1)
Descended to: 'SignOnSanDiego.com'

Sonar Pro

Perplexity

5.1s
The organization is **Alexa Internet**, the for‑profit web‑crawling company founded by Brewster Kahle, which began donating its large‑scale web crawl data to the Internet Archive starting in 1996 for preservation in what became the Wayback Machine.[1][3][9] For the **2008 Alexa web crawl data** specifically, the Internet Archive created an “Alexa crawls” collection of WARC files, but these 2008 crawls are **not generally available for bulk public download**; access is effectively limited to replay via the Wayback Machine interface and to certain research or partner arrangements, rather than open, fully public dataset access.[1][7] ## References [1] Wayback Machine General Information – Internet Archive Help Center [3] Internet Archive – Wikipedia [7] Wayback Machine – Internet Archive main page [9] Internet Archive – Ultimate Pop Culture Wiki

Gemini 2.5 Pro

Google

15.6s
Alexa Internet is the organization that began donating its web crawl data to the Internet Archive in 1996, forming the initial collection for the Wayback Machine [1]. Co-founded by Brewster Kahle, who also founded the Internet Archive, Alexa's continuous data donations were fundamental to the archive's development. Regarding the specific crawl data donated by Alexa for the year 2008, the raw dataset is not publicly accessible for bulk download [2, 3]. While the crawled pages from 2008 are viewable through the public Wayback Machine interface, the underlying collection of raw data is restricted. This is due to the original donation agreement between the Internet Archive, Alexa Internet, and its parent company, Amazon. Access is generally limited and not available to the general public [3]. ## References [1] Internet Archive. (2012, October 26). *A New Look for the Wayback Machine*. Internet Archive Blogs. [2] Milligan, I. (2018). *Theproblem-of-the-personal-digital-archive*. In S. R. T. B. R. Dublin, *The Digital Archive: A Practical Guide for Historians, Librarians, and Archaeologists* (pp. 53-66). Taylor & Francis. [3] Internet Archive. (n.d.). *Alexa Crawls*. Retrieved November 2023, from archive.org.