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Sweep 03 Nov 2026 · 22:27Z Build v2.1.318 536 read Stable v2.1.311 Latest v2.1.318 Next v2.1.318 Feeds RSS JSON llms.txt llms-full.txt Unofficial
HomeDocsClaude Developer Platform 4 Nov 2026
One change · api

overview changedagents-and-tools/tool-use/overview

Nearest release: v2.1.318, 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+3added
Lines−3removed
From line 12 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 12, old and new numbered
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from line 12
1212 ```bash cURL
1313 curl https://api.anthropic.com/v1/messages \
1414 -H "x-api-key: $ANTHROPIC_API_KEY" \
15 -H "anthropic-version: 2023-06-01" \
15 -H "anthropic-version: 2026-10-21" \
1616 -H "content-type: application/json" \
1717 -d '{
1818 "model": "claude-opus-5-5",
from line 770
770770| Claude Opus 4.7 | 675 tokens | 804 tokens |
771771| Claude Opus 4.6 | 497 tokens | 589 tokens |
772772| Claude Opus 4.5 | 496 tokens | 588 tokens |
773| Claude Opus 4.1 ([retired, except on Bedrock and Claude Models on Google Cloud (Google managed)](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | 313 tokens | 315 tokens |
773| Claude Opus 4.1 ([retired, except on Claude Models on Google Cloud (Google managed) and Bedrock](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | 313 tokens | 315 tokens |
774774| Claude Opus 4 ([retired, except on Claude Models on Google Cloud (Google managed)](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | 313 tokens | 315 tokens |
775775| Claude Sonnet 5.5 | 286 tokens | |
776776| Claude Sonnet 5 | 354 tokens | 474 tokens |
777777| Claude Sonnet 4.6 | 497 tokens | 589 tokens |
778778| Claude Sonnet 4.5 | 496 tokens | 588 tokens |
779| Claude Sonnet 4 ([retired, except on Bedrock and Claude Models on Google Cloud (Google managed)](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | 313 tokens | 315 tokens |
779| Claude Sonnet 4 ([retired, except on Claude Models on Google Cloud (Google managed) and Bedrock](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | 313 tokens | 315 tokens |
780780| Claude Haiku 5.5 | 286 tokens | 406 tokens |
781781| Claude Haiku 4.5 | 496 tokens | 588 tokens |
782782| Claude Haiku 3.5 ([retired, except on Claude Models on Google Cloud (Google managed)](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | 264 tokens | 355 tokens |
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