Anthropic
Cloud
Prices are checked hourly against LiteLLM's price file and cross-checked with genai-prices.
- API base
- https://api.anthropic.com/v1
- Authentication
- API key in the x-api-key header, plus an anthropic-version header.
- Credential variables
- ANTHROPIC_API_KEY
Models
| Model | Id | Input | Output | Cache read | Context |
|---|---|---|---|---|---|
| Claude Haiku 5.5 | claude-haiku-5-5 | $0.10 | $0.50 | $0.01 | 1M |
| Claude Opus 5.5 | claude-opus-5-5 | $4.00 | $20.00 | $0.20 | 1M |
| Claude Sonnet 5.5 | claude-sonnet-5-5 | $2.00 | $10.00 | $0.10 | 1M |