Get a Model changedapi/beta/models/retrieve
Recorded here
Lines+3added
Lines−3removed
From line
361
where the diff opens
First seen
14 Aug 2026
this site's first read of the page
Recorded edits22to this page, all time
The whole hunk
from line 361, old and new numbered
/
from line 361
361361
362362```json
363363{
364 "id": "claude-opus-5",
364 "id": "claude-opus-5-5",
365365 "allowed_fallback_models": [
366366 "string"
367367 ],
from line 444
444444 }
445445 }
446446 },
447 "created_at": "2026-07-24T00:00:00Z",
447 "created_at": "2026-09-21T00:00:00Z",
448448 "deprecated_at": "2019-12-27T18:11:19.117Z",
449 "display_name": "Claude Opus 5",
449 "display_name": "Claude Opus 5.5",
450450 "lifecycle": "active",
451451 "line": "haiku",
452452 "max_input_tokens": 0,
No line in this hunk matches that.