Anthropicclaude-sonnet-5-5
Claude Sonnet 5.5
Anthropic's best balance of speed and intelligence.
Sonnet 5.5 is Anthropic's best combination of speed and intelligence, with adaptive thinking and vision — the default to reach for in production when you want quality without flagship prices.
- Production apps
- Agentic work
- Vision
Model details
- Context window
- 1M tokens
- Max output
- 128K tokens
- Input
- Text, images
- Output
- Text
- Capabilities
- Reasoning, Vision, Tool calling, Streaming
- Interfaces
- OpenAI-style Chat Completions, Anthropic-style Messages, OpenAI-style Responses
Pricing
Per 1M tokens. The Inferray price is what you are charged — no gateway fee is added on top of it.
| Metric | Price |
|---|---|
| Input | $2 |
| Cached input | $0.10 |
| Output | $10 |
Why teams pick it
- Anthropic's best balance of speed and intelligence
- Adaptive thinking and strong vision included
- 1M-token context at a mid-tier price
Call Claude Sonnet 5.5
Claude Sonnet 5.5 answers on any of the APIs below — pick the one your code already speaks and just swap in your Inferray key.
/v1/chat/completionsOpenAI-style Chat Completions · openai SDK or plain HTTP
curl https://api.inferray.com/v1/chat/completions \
-H "Authorization: Bearer inferray_..." \
-H "Content-Type: application/json" \
-d '{
"model": "claude-sonnet-5-5",
"messages": [{"role": "user", "content": "ship it"}]
}'/v1/messagesAnthropic-style Messages · @anthropic-ai/sdk SDK or plain HTTP
curl https://api.inferray.com/v1/messages \
-H "Authorization: Bearer inferray_..." \
-H "Content-Type: application/json" \
-d '{
"model": "claude-sonnet-5-5",
"max_tokens": 1024,
"messages": [{"role": "user", "content": "ship it"}]
}'/v1/responsesOpenAI-style Responses · openai SDK or plain HTTP
curl https://api.inferray.com/v1/responses \
-H "Authorization: Bearer inferray_..." \
-H "Content-Type: application/json" \
-d '{
"model": "claude-sonnet-5-5",
"input": "ship it"
}'