Claude Sonnet 4 is an AI model from Anthropic. Claude Sonnet 4 with extended thinking mode for enhanced step-by-step reasoning on complex problems.
anthropic-claude-4-sonnet-thinking |
| Active |
Capabilities
Input0/5
·
·
·
·
·
Output0/5
·
·
·
·
·
Capabilities0/13
·
·
·
·
·
·
·
·
·
·
·
·
·
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| Claude Sonnet 4.6 | 1.0M | $3.00 | $15.00 | Available | |
| Claude Sonnet 4.5 | 1.0M | $3.00 | $15.00 | Available | |
| Claude Sonnet 4 | 1.0M | $3.00 | $15.00 | Deprecated | |
| Claude Sonnet 4 | — | — | — | — | Current |
| Claude Sonnet 4.6 Adaptive | — | — | — | — | Available |
| Claude Sonnet 4.5 | — | — | — | — | Available |
| Claude Sonnet 4.6 Non-Reasoning Low Effort | — | — | — | — | Available |
| Claude Sonnet 4.1 | — | 200K | $3.00 | $15.00 | Available |
| Claude Sonnet 3.7 | 200K | — | — | Available | |
| Claude Sonnet 3.7 | 200K | $3.00 | $15.00 | Deprecated | |
| Claude Sonnet 3.5 V2 | 200K | $3.00 | $15.00 | Deprecating |
Other models
| Model | Tier | Released | Context | Input / 1M | Output / 1M |
|---|---|---|---|---|---|
| Claude Opus 4.7 Fast | Opus | 1.0M | $30.00 | $150.00 | |
| Claude Opus 4.7 | Opus | 1.0M | $5.00 | $25.00 | |
| Claude Opus 4.6 | Opus | 1.0M | $5.00 | $25.00 | |
| Claude Opus 4.5 | Opus | 410K | $5.00 | $25.00 | |
| Claude Haiku 4.5 | Haiku | 200K | $1.00 | $5.00 | |
| Claude Opus 4.1 | Opus | 200K | $15.00 | $75.00 | |
| Claude Opus 4 | Opus | 410K | $15.00 | $75.00 | |
| Claude Opus 4.6 Adaptive | Opus | — | — | — | — |
| Claude Opus 4.5 | Opus | — | — | — | — |
| Claude Opus 4.1 | Opus | — | — | — | — |