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MODEL SIGNAL · ANTHROPIC

Claude Sonnet 4.6

Most capable Sonnet yet — approaches Opus-level performance for coding, computer use, and document work at a mid-tier price point. 1M context window in beta.

CATEGORYGeneral
CONTEXT1M
RELEASEDFebruary 17, 2026
Key Features
  • Opus-level coding performance
  • Computer use improvements
  • 1M context (beta)
  • Extended + adaptive thinking
  • Context compaction

Provider announcement →

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The Model Signal report for Claude Sonnet 4.6 is still compounding. It synthesizes automatically from Signal + Noise wire coverage and the provider announcement — check back as the wire mentions this model.