pricing changedabout-claude/pricing
Nearest release: v2.1.301, published 11 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+4added
Lines−6removed
From line
167
where the diff opens
First seen
14 Aug 2026
this site's first read of the page
Recorded edits24to this page, all time
The whole hunk
from line 167, old and new numbered
/
from line 167
167167
168168[Fast mode](https://platform.claude.com/docs/en/build-with-claude/fast-mode) provides significantly faster output for Claude Opus 5.5, Claude Opus 5, and Claude Opus 4.8 at premium pricing. Fast mode for Claude Opus 5 and Claude Opus 4.8 is in research preview. Fast mode pricing applies across the full context window, including requests over 200k input tokens. Fast mode is available on the Claude API (first-party) and, for Claude Opus 5.5, on [Claude in Microsoft Foundry](https://platform.claude.com/docs/en/build-with-claude/claude-in-microsoft-foundry) for deployments hosted on Azure; it is not available on Claude Platform on AWS or partner-operated cloud platforms.
169169
170| Model | Input | Output |
171| ------------------------------- | ---------- | ---------- |
172| Claude Opus 5.5 | $8 / MTok | $40 / MTok |
173| Claude Opus 5 / Claude Opus 4.8 | $10 / MTok | $50 / MTok |
174
175Fast mode is not available on Claude Opus 4.7 (requests with `speed: "fast"` return an error) or Claude Opus 4.6. See [Fast mode](https://platform.claude.com/docs/en/build-with-claude/fast-mode#supported-models).
170| Model | Input | Output |
171| ------------------------------- | -------------- | -------------- |
172| Claude Opus 5.5 | $8 USD / MTok | $40 USD / MTok |
173| Claude Opus 5 / Claude Opus 4.8 | $10 USD / MTok | $50 USD / MTok |
176174
177175Fast mode pricing stacks with other pricing modifiers:
178176
No line in this hunk matches that.