Fast mode for Claude Opus 4.7 deprecated, removal on July 24, 2026
DeprecationVerifiedAdded Sep 22, 2026
After July 24, 2026, requests to claude-opus-4-7 with speed fast will return an error. Anthropic recommends migrating to fast mode on Claude Opus 4.8.
Topics: LLMs
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More Claude Platform releases
Every Claude Platform release| Date | Release | Type |
|---|---|---|
| Jun 26 | Claude API raises rate limits and consolidates usage tiers into three Update | Update |
| Jun 29 | Fast mode removed for Claude Opus 4.6 Deprecation | Deprecation |
| Jun 30 | Claude Sonnet 5 launches with a 1M token context window at $2 / $10 per MTok GA | GA |
| Jun 30 | Claude Managed Agents session event streams support event deltas Update | Update |
| Jun 30 | Claude Managed Agents session listing adds backward pagination Update | Update |
| Jun 30 | Claude Managed Agents sessions can override agent configuration Update | Update |
| Jun 30 | Claude Managed Agents vaults add injection_location for credentials Update | Update |
| Jun 30 | Claude Managed Agents webhooks cover agent and deployment lifecycle events Update | Update |
