GPT-5

curl https://api.therouter.ai/v1/chat/completions \
  -H "Authorization: Bearer $THEROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-5",
    "messages": [{"role": "user", "content": "Explain how multi-agent coordination works"}],
    "reasoning_effort": "medium",
    "verbosity": "high"
  }'

curl https://api.therouter.ai/v1/chat/completions \
  -H "Authorization: Bearer $THEROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-5",
    "messages": [{"role": "user", "content": "Explain quantum computing in 3 bullet points"}],
    "stream": true,
    "stream_options": {"include_usage": true}
  }'

curl https://api.therouter.ai/v1/chat/completions \
  -H "Authorization: Bearer $THEROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-5",
    "messages": [{"role": "user", "content": "Book a flight from NYC to London"}],
    "tools": [{
      "type": "function",
      "function": {
        "name": "search_flights",
        "description": "Search available flights",
        "parameters": {
          "type": "object",
          "properties": {
            "origin": {"type": "string"},
            "destination": {"type": "string"},
            "date": {"type": "string"}
          },
          "required": ["origin", "destination", "date"]
        }
      }
    }],
    "parallel_tool_calls": true
  }'

curl https://api.therouter.ai/v1/chat/completions   -H "Authorization: Bearer $THEROUTER_API_KEY"   -H "Content-Type: application/json"   -d '{"model":"openai/gpt-5","messages":[{"role":"user","content":"Extract: Invoice #1234 for $500"}],"response_format":{"type":"json_object"}}'