Claude Sonnet 5
by Opper · family claude-sonnet · listed Jun 2026RTV
Everyday Claude agent model for coding, planning, browsing, and general work
Current rates USD per 1M tokens
Input$2.20
Output$11.00
Cache read$0.22
Cache write$2.75
Against the market
On the record
- Model id
claude-sonnet-5- 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
- Jan 2026
- Released
- 2026-06-30
- Last updated
- 2026-06-30
- Provider docs
- opper.ai/models
Back of the envelope
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