Claude Sonnet 4.5
Claude Sonnet 4.5 is an AI model from Anthropic. Claude Sonnet 4.5 with extended thinking mode enabled for enhanced step-by-step reasoning on complex tasks.
Anthropic. Claude Sonnet 4.5 with extended thinking mode enabled for enhanced step-by-step reasoning on complex tasks.anthropic-claude-4-5-sonnet-thinking |
| Active |
| Anthropic |
43.0#43 |
38.6#42 |
88.0#36 |
0.9#8 |
0.8#60 |
0.2#69 |
0.7#56 |
0.6#98 |
7.36s#420 |
0.4#34 |
0.9#36 |
0.7#47 |
0.4#41 |
0.8#96 |
56.4#186 |
Capabilities
Input0/5
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Output0/5
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Capabilities0/13
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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 4.5 | — | — | — | — | Current |
| Claude Sonnet 4 | — | — | — | — | Available |
| Claude Sonnet 4.1 | — | 200K | $3.00 | $15.00 | Available |
| Claude Sonnet 4.6 Adaptive | — | — | — | — | Available |
| Claude Sonnet 4.6 Non-Reasoning Low Effort | — | — | — | — | Available |
| Claude Sonnet 3.7 | 200K | $3.00 | $15.00 | Deprecated | |
| Claude Sonnet 3.7 | 200K | $3.00 | $15.00 | Deprecating | |
| 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 | 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 Haiku 4.5 | Haiku | — | — | — | — |
| Claude Opus 4 | Opus | — | — | — | — |
| Claude Opus 4.1 | Opus | — | — | — | — |
| Claude Opus 4.5 | Opus | — | — | — | — |