Claude · deprecatedmanual thinking

Valid from

2026-02-05

Valid until

still holds

Published

2026-02-05

Recorded by AsOf

2026-11-02

Checked

2026-11-02 · its source page states the value and the date

Confidence

0.70

Sources

“February 5, 2026 We’ve launched Claude Opus 4.6 , our most intelligent model for complex agentic tasks and long-horizon work. Opus 4.6 recommends adaptive thinking ( thinking: {type: "adaptive"} ); manual thinking ( type: "enabled" with budget_tokens ) is deprecated.”— what the page says, read 2026-11-02

• Claude Platform release notes, February 5, 2026primary · platform.claude.com · 2026-02-05

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