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Claude Sonnet 4 5

Text Generation • Anthropic

  • AI Gateway
  • Text Generation

Claude Sonnet 4.5 is a coding-focused model with significant improvements across the entire development lifecycle.

Description adapted from Cloudflare Docs, licensed CC BY 4.0.

Model Info
Model IDclaude-sonnet-4-5
AuthorAnthropic
TaskText Generation
EndpointPOST /v1/chat/completions

Usage

Call the model through the gateway's chat completions endpoint — see Unified API (OpenAI compat) for the full guide, and the API reference for every parameter.

curl -X POST "$TRUEMEMORY_API_URL/v1/chat/completions" \
  -H "Authorization: Bearer $TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "claude-sonnet-4-5",
    "messages": [{ "role": "user", "content": "Hello" }]
  }'
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