Model configuration changedmodel-config
Nearest release: v2.1.323, published 2 hours before upstream edited the page. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.
Upstream edited this page at 12 Nov 2026 23:08 UTC, give or take a minute or two: the time comes from Anthropic’s own sitemap rather than from a commit. This site recorded the change at 12 Nov 2026 23:37 UTC.
Upstream edited
Recorded here
Lines+1added
Lines−1removed
From line
899
where the diff opens
First seen
14 Aug 2026
this site's first read of the page
Recorded edits95to this page, all time
The whole hunk
from line 899, old and new numbered
/
from line 899
899899
900900### Correct the window for a gateway or custom model ID
901901
902Either of these startup warnings means Claude Code doesn't recognize your session's model ID, so it can't tell the model's context window and assumes 200K tokens:
902Either of these warnings means Claude Code doesn't recognize your session's model ID, so it can't tell the model's context window and assumes 200K tokens:
903903
904904```text theme={null}
905905⚠ Model "my-gateway-opus" isn't recognized · context assumed to be 200k tokens · ...
No line in this hunk matches that.