AsOf

Cognition · adoptedClaude Sonnet 4.5

valid: Two independent sources agree, or a primary source states it: the record asserts this claim.asserted

What the statuses mean

Valid from
2025-09-29
Valid until
still holds
Published
2025-09-29
Recorded by AsOf
2026-11-10
Checked
2026-11-10 · its source page states the value and the date
Confidence
0.70

Sources

“We rebuilt Devin for Claude Sonnet 4.5. The new version is 2x faster, 12% better on our Junior Developer Evals, and it's available now in Agent Preview.”— what the page says, read 2026-11-10

Cite this claim

Each form names the value, its as-of date (2025-09-29), the day you read it (2026-11-10), the claim's stable URL and id and its primary source. The URL never changes: a superseded claim stays at the same address.

Plain text
AsOf. "Cognition adopted: Claude Sonnet 4.5", as of 2025-09-29. Claim clm_E57A5600BEB6, https://asof.is/claim/clm_E57A5600BEB6, accessed 2026-11-10. Source: https://cognition.com/blog/devin-sonnet-4-5-lessons-and-challenges.
APA
AsOf. (2025). Cognition adopted: Claude Sonnet 4.5 (as of 2025-09-29) [Record clm_E57A5600BEB6]. Retrieved November 10, 2026, from https://asof.is/claim/clm_E57A5600BEB6 (source: https://cognition.com/blog/devin-sonnet-4-5-lessons-and-challenges)
BibTeX
@misc{asof_clm_E57A5600BEB6,
  author = {AsOf},
  title = {Cognition adopted: Claude Sonnet 4.5},
  year = {2025},
  howpublished = {\url{https://asof.is/claim/clm_E57A5600BEB6}},
  note = {Claim clm\_E57A5600BEB6, as of 2025-09-29; source: https://cognition.com/blog/devin-sonnet-4-5-lessons-and-challenges},
  urldate = {2026-11-10}
}

On the record

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