Claude Sonnet 5 introductory pricing of $2 / $10 per MTok becomes permanent
PricingVerifiedAdded Sep 22, 2026
The introductory Claude Sonnet 5 price is now standard, and the scheduled increase to $3 / $15 per MTok on September 1, 2026 will not happen.
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More Claude Platform releases
Every Claude Platform release| Date | Release | Type |
|---|---|---|
| Aug 11 | Claude API adds the anthropic-workspace-id response header Update | Update |
| Aug 7 | Claude Managed Agents sessions support hard spend budgets Pricing | Pricing |
| Aug 7 | Claude Managed Agents sessions can consult an advisor model Update | Update |
| Aug 7 | Claude Managed Agents adds inference_geo to control where inference runs Update | Update |
| Aug 7 | Claude Managed Agents sessions load skills from GitHub repositories Update | Update |
| Aug 5 | Inference hooks Beta | Beta |
| Aug 5 | Claude Opus 4.1 is retired on the Claude API Deprecation | Deprecation |
| Aug 3 | Compliance API returns cloud Cowork session transcripts in beta Beta | Beta |
