Sweep 19 Sep 2026 · 02:36Z Build v2.1.278 500 read Stable v2.1.267 Latest v2.1.278 Next v2.1.280 Feeds RSS JSON llms.txt Unofficial
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One change · api

Messages changed

api/messages

Nearest release: v2.1.272, published 5 hours before this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

Recorded here
Lines+2added
Lines−2removed
From line 2,931 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits10to this page, all time

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29322932- `temperature: optional number`
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2934 **Deprecated**: Deprecated. Models released after Claude Opus 4.6 do not support setting temperature. A value of 1.0 of will be accepted for backwards compatibility, all other values will be rejected with a 400 error.
2934 **Deprecated**: Deprecated. Models released after Claude Opus 4.6 do not support setting temperature. A value of 1.0 will be accepted for backwards compatibility, all other values will be rejected with a 400 error.
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29362936 Amount of randomness injected into the response.
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84308430 - `enabled: optional boolean or null`
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8432 Whether this member is offered to the model. Default is per member, per the toolset's documentation. A member wh
8432 Whether this member is offered to the model. Default is per member, per the toolset's documentation. A member whose