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Sweep 02 Oct 2026 · 18:55Z Build v2.1.288 509 read Stable v2.1.285 Latest v2.1.288 Next v2.1.288 Feeds RSS JSON llms.txt llms-full.txt Unofficial
One change · api

Create a Message Batch changedapi/messages/batches/create

Nearest release: v2.1.287, published 4 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+10added
Lines−6removed
From line 1,157 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits15to this page, all time

The whole hunk

from line 1157, old and new numbered
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11571157 
11581158 Powerful intelligence for long-running agents and coding
11591159 
1160 - `"claude-mythos-preview"`
1161 
1162 **Deprecated**: Will reach end-of-life on June 30, 2026. Please migrate to claude-mythos-5. Visit https://docs.anthropic.com/en/docs/resources/model-deprecations for more information.
1163 
1164 New class of intelligence, strongest in coding and cybersecurity
1165 
11601166 - `"claude-sonnet-4-5"`
11611167 
1168 **Deprecated**: Will reach end-of-life on November 30, 2026. Please migrate to claude-sonnet-5-5. Visit https://docs.anthropic.com/en/docs/resources/model-deprecations for more information.
1169 
11621170 High-performance model for agents and coding
11631171 
11641172 - `"claude-sonnet-4-5-20250929"`
11651173 
1166 High-performance model for agents and coding
1174 **Deprecated**: Will reach end-of-life on November 30, 2026. Please migrate to claude-sonnet-5-5. Visit https://docs.anthropic.com/en/docs/resources/model-deprecations for more information.
11671175 
1168 - `"claude-mythos-preview"`
1169 
1170 **Deprecated**: Will reach end-of-life on June 30, 2026. Please migrate to claude-mythos-5. Visit https://docs.anthropic.com/en/docs/resources/model-deprecations for more information.
1171 
1172 New class of intelligence, strongest in coding and cybersecurity
1176 High-performance model for agents and coding
11731177 
11741178 - `string`
11751179 
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