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That's a summarized and filtered view of the actual reasoning. OpenAI and Anthropic guard the real reasoning closely. Users have never been able to see it and

by pmxi 2mo ago

That's a summarized and filtered view of the actual reasoning. OpenAI and Anthropic guard the real reasoning closely. Users have never been able to see it and the API returns an encrypted blob instead of legible reasoning.

hectdev 2mo ago
Got it. Thanks
wren6991 2mo ago
Older models did show the full unredacted thinking trace, but I don't think Opus has ever shown full CoT. Here is an archived version of Anthropic's API docs saying that Sonnet 3.7 (only) has unredacted CoT on API: https://web.archive.org/web/20260324051339/https://platform.claude.com/docs/en/build-with-claude/extended-thinking#summarized-thinking https://web.archive.org/web/20260324051339/https://platform....
- pmxi 2mo ago
  That’s cool. I knew o1 hid it since launch, so I assumed Anthropic would also have never shown it.