Claude Sonnet 4.6
by Opper · family claude-sonnet · listed Feb 2026RTV
Claude workhorse for coding agents, careful analysis, and production cost control
Current rates USD per 1M tokens
Input$3.30
Output$16.50
Cache read$0.33
Cache write$4.13
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
- opper.ai/models
Back of the envelope
≈
Also listed at
- Kenarifree in · free out
- Xpersona$0.90 in · $5.55 out
- Perplexity Agent$3.00 in · $15.00 out
- Anthropic$3.00 in · $15.00 out
- NEAR AI Cloud$3.00 in · $15.00 out
- LLM Gateway$3.00 in · $15.00 out
- Abacus$3.00 in · $15.00 out
- 302.AI$3.00 in · $15.00 out
- routing.run$3.00 in · $15.00 out
- Azure$3.00 in · $15.00 out
- FreeModel$3.00 in · $15.00 out
- Azure Cognitive Services$3.00 in · $15.00 out
- Auriko$3.00 in · $15.00 out
- Impossibl$3.00 in · $15.00 out
- FrogBot$3.00 in · $15.00 out