Anthropic Messages - Planck

POST /v1/messages accepts an Anthropic Messages-style request and routes it through the Planck gateway pipeline. Use this route when you want Anthropic-style inputs with Planck billing, logging, routing, and observability.

Endpoint URL

https://api.inquantum.ai/v1/messages

Example Request

curl https://api.inquantum.ai/v1/messages \
  -H "Authorization: Bearer $PLANCK_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "claude-4.5-sonnet",
    "max_tokens": 256,
    "messages": [
      {
        "role": "user",
        "content": "Say hello."
      }
    ]
  }'

Native Anthropic

If you need Anthropic-native passthrough behavior, use /anthropic/v1/* instead.