Claude Sonnet 4.6
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Released February 2026, the first Sonnet to surpass the prior generation's Opus on coding. Improved consistency and instruction following.
At a glance
- Context window
- 200K tokens
- Max output
- 64K tokens
- Knowledge cutoff
- Aug 2025
- Modalities
- Text Text Image Image → Text Text
Capabilities
Function calling
Function calling
Connect to external tools, APIs, and systems.
Structured output
Structured output
Return responses in structured formats like JSON.
Pricing by provider
| Provider | Input / 1M tokens | Output / 1M tokens | |
|---|---|---|---|
|
Anthropic
|
$3.00 | $15.00 |
Heads up: We do our best to keep these prices accurate. However, cloud costs may fluctuate based on region, usage, and other factors not listed here. These are estimates based on common setups and are for informational purposes only. Always verify current rates with the provider before provisioning.
Compare with other models
Estimated prices shown. Actual costs may vary based on context length, batch size, caching, and provider-specific pricing tiers.