Claude Sonnet 4.6
by Kenari · family claude-sonnet · listed Feb 2026RTV
Claude workhorse for coding agents, careful analysis, and production cost control
Current rates USD per 1M tokens
Inputfree
Outputfree
Cache read—
Cache write—
Against the market
On the record
- Model id
claude-sonnet-4-6- Context window
- 1M tokens
- Max output
- 64K tokens
- Input modalities
- text, image, pdf
- Output modalities
- text
- Reasoning
- yes
- Tool calls
- yes
- Open weights
- no
- Knowledge cutoff
- Aug 2025
- Released
- 2026-02-17
- Last updated
- 2026-03-13
- Provider docs
- kenari.id/docs
Back of the envelope
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