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Model details
Claude Sonnet 4
Find out what this model does, when it was released, and which provider serves it.
FastRouteranthropic/claude-sonnet-4claude-sonnet
Quick Info
- Provider
- FastRouter
- Model key
- anthropic/claude-sonnet-4
- Release date
- May 22, 2025
- Last updated
- May 22, 2025
- Knowledge
- 2025-03-31
- Input modalities
- text, image, pdf
- Output modalities
- text
- Capabilities
- Reasoning, Tool calling, Attachments, Temp controls
- Cost summary
- In $3.00 · Out $15.00
- Limit summary
- 200,000 token context window
Cost
- Input token cost
- $3.00
- Output token cost
- $15.00
Limits
- Output tokens
- 64,000 tokens
- Context window
- 200,000 tokens