Follow Discord
Sweep 10 Nov 2026 · 02:18Z Build v2.1.322 539 read Stable v2.1.311 Latest v2.1.322 Next v2.1.322 Feeds RSS JSON llms.txt llms-full.txt Unofficial
HomeDocsClaude Developer Platform 16 Sep 2026
One change · api

Request 2 caches its request content (not the response) changedbuild-with-claude/prompt-caching

Nearest release: v2.1.274, published 7 hours after 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+4added
Lines−4removed
From line 232 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits41to this page, all time

The whole hunk

from line 232, old and new numbered
/
lines
from line 232
232232Prompt caching introduces a new pricing structure. The following table shows the price per million tokens for each supported model:
233233 
234234| Model | Base input tokens | 5m cache writes | 1h cache writes | Cache hits and refreshes | Output tokens |
235| ------------------------------------------------------------------------------------------------------------------------------------- | ----------------- | --------------- | --------------- | ------------------------ | ------------- |
236| Claude Fable 5.1 | $10 / MTok | $12.50 / MTok | $20 / MTok | $0.25 / MTok1 | $50 / MTok |
237| Claude Mythos 5.1 ([limited availability](https://anthropic.com/glasswing)) | $10 / MTok | $12.50 / MTok | $20 / MTok | $0.25 / MTok1 | $50 / MTok |
235| :------------------------------------------------------------------------------------------------------------------------------------ | :---------------- | :-------------- | :-------------- | :----------------------- | :------------ |
236| Claude Fable 5.1 | $10 / MTok | $12.50 / MTok | $20 / MTok | $0.25 / MTok<sup>1</sup> | $50 / MTok |
237| Claude Mythos 5.1 ([limited availability](https://anthropic.com/glasswing)) | $10 / MTok | $12.50 / MTok | $20 / MTok | $0.25 / MTok<sup>1</sup> | $50 / MTok |
238238| Claude Fable 5 | $10 / MTok | $12.50 / MTok | $20 / MTok | $1 / MTok | $50 / MTok |
239239| Claude Mythos 5 ([limited availability](https://anthropic.com/glasswing)) | $10 / MTok | $12.50 / MTok | $20 / MTok | $1 / MTok | $50 / MTok |
240240| Claude Opus 5 | $5 / MTok | $6.25 / MTok | $10 / MTok | $0.50 / MTok | $25 / MTok |
from line 251
251251| Claude Haiku 4.5 | $1 / MTok | $1.25 / MTok | $2 / MTok | $0.10 / MTok | $5 / MTok |
252252| Claude Haiku 3.5 ([retired, except on Bedrock and Google Cloud](https://platform.claude.com/docs/en/about-claude/model-deprecations)) | $0.80 / MTok | $1 / MTok | $1.60 / MTok | $0.08 / MTok | $4 / MTok |
253253 
254*1 Cache hits and refreshes on Claude Fable 5.1 and Claude Mythos 5.1 are priced at 0.025x the base input price. All other models use the standard 0.1x multiplier.*
254*<sup>1 Cache hits and refreshes on Claude Fable 5.1 and Claude Mythos 5.1 are priced at 0.025x the base input price. All other models use the standard 0.1x multiplier.</sup>*
255255 
256256<Note>
257257 The previous table reflects the following pricing multipliers for prompt caching:
Feedback