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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
HomeDocsClaude Developer Platform 1 Oct 2026
One change · api

Create Session changedapi/beta/sessions/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−0removed
From line 115 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

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115115 
116116 - `"ce-plugins-2026-09-01"`
117117 
118 - `"spend-limit-reads-2026-09-26"`
119 
118120- `"anthropic-workspace-id": optional string`
119121 
120122 Optional header to select the Workspace for this request. The value is a Workspace ID (for example, `wrkspc_011CZkZaBF1tNoB5wlCeusgy`).
from line 247
245247 
246248 - `"claude-sonnet-4-5"`
247249 
250 **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.
251 
248252 High-performance model for agents and coding
249253 
250254 - `"claude-sonnet-4-5-20250929"`
251255 
256 **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.
257 
252258 High-performance model for agents and coding
253259 
254260 - `string`
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12411247 
12421248 - `"claude-sonnet-4-5"`
12431249 
1250 **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.
1251 
12441252 High-performance model for agents and coding
12451253 
12461254 - `"claude-sonnet-4-5-20250929"`
1255 
1256 **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.
12471257 
12481258 High-performance model for agents and coding
12491259 
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