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Claude Opus 4.6

Last Opus to accept sampling parameters.

currentAnthropic ↗Verified 2026-08-13

1M

context

Specifications

Context1Msource · as of 2026-08-13
Input ($/Mtok)$5source · as of 2026-08-13
Output ($/Mtok)$25source · as of 2026-08-13
LicenceProprietarysource · as of 2026-08-13
Max output128Ksource · as of 2026-08-13
Model IDclaude-opus-4-6source · as of 2026-08-13

Official links

Claude Opus 4.6 model pageAnthropic official site

Compare with

All 5 side by side →

Claude Opus 4.6 vs Claude Fable 5 →Claude Opus 4.6 vs Claude Opus 5 →Claude Opus 4.6 vs GPT-5.6 Sol →Claude Opus 4.6 vs Gemini 3.1 Pro →Claude Opus 4.6 vs Claude Sonnet 5 →

Also in Language Models

Claude Fable 5 · AnthropicClaude Opus 5 · AnthropicGPT-5.6 Sol · OpenAIGemini 3.1 Pro · GoogleClaude Sonnet 5 · Anthropic