Anthropic-compatible Messages

When to use this page

Use this page when your client expects the Anthropic Messages API shape.

Base URL

https://app.quotaflow.ai

Endpoint

POST https://app.quotaflow.ai/v1/messages

Supported models

• claude-opus-4-7
• claude-opus-4-6
• claude-opus-4-5-20251101
• claude-sonnet-4-6
• claude-sonnet-4-5-20250929
• claude-haiku-4-5-20251001

Curl

curl https://app.quotaflow.ai/v1/messages \
  -H "x-api-key: $QUOTAFLOW_API_KEY" \
  -H "anthropic-version: 2023-06-01" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "claude-opus-4-7",
    "max_tokens": 128,
    "messages": [
      { "role": "user", "content": "Return only: connected" }
    ]
  }'

SDK environment pattern

export ANTHROPIC_AUTH_TOKEN="$QUOTAFLOW_API_KEY"
export ANTHROPIC_BASE_URL="https://app.quotaflow.ai"

QuotaFlow preserves the Anthropic-compatible request and response shape for downstream clients.