Anthropic offers 17 AI models available through API providers. 3 of these are completely free. Pricing starts at $0.25/1M input tokens. Their top-rated model is Claude Opus 4.6 (Adaptive Reasoning, Max Effort) with an intelligence score of 53.0.
Total Models
17
Free Models
3
Cheapest Model
$0.25/1M
Top Intelligence
53.0
Showing 17 of 17 models
| Model | Provider | Context | Max Output | Input $/1M | Output $/1M |
|---|---|---|---|---|---|
| Claude 2.0 | Anthropic | N/A | N/A | Free | Free |
| Claude 2.1 | Anthropic | N/A | N/A | Free | Free |
| Claude 3 Haiku | Anthropic | 200K | N/A | $0.25 | $1.25 |
| Claude 3 Opus | Anthropic | 200K | N/A | $15 | $75 |
| Claude 3 Sonnet | Anthropic | N/A | N/A | $3.00 | $15 |
| Claude 3.5 Haiku | Anthropic | 200K | N/A | $0.80 | $4.00 |
| Claude 3.5 Sonnet (Oct '24) | Anthropic | N/A | N/A | $3.00 | $15 |
| Claude 3.7 Sonnet (Reasoning) | Anthropic | N/A | N/A | $3.00 | $15 |
| Claude 4 Opus (Reasoning) | Anthropic | N/A | N/A | $15 | $75 |
| Claude 4 Sonnet (Reasoning) | Anthropic | N/A | N/A | $3.00 | $15 |
| Claude 4.1 Opus (Reasoning) | Anthropic | N/A | N/A | $15 | $75 |
| Claude 4.5 Haiku (Reasoning) | Anthropic | N/A | N/A | $1.00 | $5.00 |
| Claude 4.5 Sonnet (Reasoning) | Anthropic | N/A | N/A | $3.00 | $15 |
| Claude Instant | Anthropic | N/A | N/A | Free | Free |
| Claude Opus 4.5 (Reasoning) | Anthropic | N/A | N/A | $5.00 | $25 |
| Claude Opus 4.6 (Adaptive Reasoning, Max Effort) | Anthropic | N/A | N/A | $5.00 | $25 |
| Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort) | Anthropic | N/A | N/A | $3.00 | $15 |