Anthropic: models, pricing and benchmarks
AI safety company behind the Claude family.
All Anthropic models
Sorted by average benchmark score. Prices are per million tokens and context is measured in tokens.
| # | Model | Provider | Context | Input / 1M | Avg score |
|---|---|---|---|---|---|
| 1 | Claude Opus 4.5 Pro | Anthropic | 200000 | $20.98 | 89.1 |
| 2 | Claude Opus 4.5 Reasoning | Anthropic | 2000000 | $20.91 | 88.2 |
| 3 | Claude Opus 4.5 Max | Anthropic | 1000000 | $20.90 | 87.8 |
| 4 | Claude Opus 4.5 | Anthropic | 400000 | $19.42 | 87.7 |
| 5 | Claude Sonnet 4.5 Reasoning | Anthropic | 400000 | $19.48 | 87.7 |
| 6 | Claude Sonnet 4.5 Max | Anthropic | 1000000 | $19.90 | 87.2 |
| 7 | Claude Sonnet 4.5 Pro | Anthropic | 1000000 | $18.73 | 86.7 |
| 8 | Claude Sonnet 4.5 | Anthropic | 400000 | $17.84 | 86.0 |
| 9 | Claude Opus 4.5 Vision | Anthropic | 200000 | $17.70 | 85.9 |
| 10 | Claude Sonnet 4.5 Turbo | Anthropic | 1000000 | $18.37 | 85.9 |
| 11 | Claude Opus 4.5 Turbo | Anthropic | 2000000 | $19.57 | 85.7 |
| 12 | Claude Haiku 4.5 Max | Anthropic | 200000 | $15.98 | 83.8 |
| 13 | Claude Sonnet 4.5 Vision | Anthropic | 128000 | $16.99 | 83.8 |
| 14 | Claude 3.7 Sonnet Max | Anthropic | 128000 | $16.88 | 83.7 |
| 15 | Claude 3.7 Sonnet Reasoning | Anthropic | 128000 | $16.30 | 83.7 |
| 16 | Claude 3.7 Sonnet Pro | Anthropic | 128000 | $16.07 | 83.3 |
| 17 | Claude 3.7 Sonnet Turbo | Anthropic | 200000 | $15.56 | 82.3 |
| 18 | Claude 3.7 Sonnet | Anthropic | 200000 | $14.91 | 81.6 |
| 19 | Claude Haiku 4.5 Reasoning | Anthropic | 128000 | $15.11 | 81.4 |
| 20 | Claude 3.7 Sonnet Vision | Anthropic | 400000 | $13.96 | 81.0 |
| 21 | Claude Haiku 4.5 Pro | Anthropic | 1000000 | $15.07 | 80.8 |
| 22 | Claude Haiku 4.5 Turbo | Anthropic | 200000 | $14.37 | 80.0 |
| 23 | Claude Haiku 4.5 | Anthropic | 1000000 | $13.86 | 79.4 |
| 24 | Claude Haiku 4.5 Vision | Anthropic | 128000 | $13.01 | 79.2 |
| 25 | Claude Opus 4.5 Mini | Anthropic | 65536 | $12.72 | 79.0 |
| 26 | Claude Sonnet 4.5 Mini | Anthropic | 32768 | $11.43 | 76.5 |
| 27 | Claude Opus 4.5 Nano | Anthropic | 32768 | $9.38 | 73.3 |
| 28 | Claude 3.7 Sonnet Mini | Anthropic | 32768 | $9.74 | 73.0 |
| 29 | Claude Sonnet 4.5 Nano | Anthropic | 8192 | $8.93 | 72.0 |
| 30 | Claude Haiku 4.5 Mini | Anthropic | 16384 | $8.76 | 71.6 |
| 31 | Claude 3.7 Sonnet Nano | Anthropic | 65536 | $6.93 | 68.9 |
| 32 | Claude Haiku 4.5 Nano | Anthropic | 8192 | $6.47 | 68.7 |
Best Anthropic models
Claude Opus 4.5 Pro
Claude Opus 4.5 Pro is a frontier model from Anthropic. It offers a 200,000-token context window, costs $20.98 per million input tokens and $85.59 per million output tokens, and averages 89.1 across the index's benchmark suite.
frontierClaude Opus 4.5 Reasoning
Claude Opus 4.5 Reasoning is a frontier model from Anthropic. It offers a 2,000,000-token context window, costs $20.91 per million input tokens and $108.13 per million output tokens, and averages 88.2 across the index's benchmark suite.
frontierClaude Opus 4.5 Max
Claude Opus 4.5 Max is a frontier model from Anthropic. It offers a 1,000,000-token context window, costs $20.90 per million input tokens and $106.51 per million output tokens, and averages 87.8 across the index's benchmark suite.
frontierClaude Opus 4.5
Claude Opus 4.5 is a frontier model from Anthropic. It offers a 400,000-token context window, costs $19.42 per million input tokens and $75.27 per million output tokens, and averages 87.7 across the index's benchmark suite.
frontierClaude Sonnet 4.5 Reasoning
Claude Sonnet 4.5 Reasoning is a frontier model from Anthropic. It offers a 400,000-token context window, costs $19.48 per million input tokens and $68.20 per million output tokens, and averages 87.7 across the index's benchmark suite.
How Anthropic fits
Anthropic has 32 models in the index, of which 0 are open weights. The average input price across the lineup is $15.19 per million tokens, and the average output price is $68.66 per million tokens. The strongest model by average benchmark score is claude-opus-4-5-pro.
Use the table above to compare individual models, or open a model page for its full benchmark breakdown. If you are choosing between providers, start with the comparison pages and then check context limits and licence terms.
FAQ
How many Anthropic models are in the index?
Anthropic has 32 models in this index, of which 0 are open weights.
What is the cheapest Anthropic model?
Claude Haiku 4.5 Nano is the cheapest Anthropic model by input price at $6.47 per million tokens.
What is the best Anthropic model?
Claude Opus 4.5 Pro has the highest average benchmark score in the Anthropic lineup at 89.1.
Are Anthropic models open weights?
0 of the 32 Anthropic models in this index are open weights. The rest are proprietary.
Where is Anthropic based?
Anthropic was founded in 2021 and is headquartered in San Francisco, USA.