curl -X POST "http://localhost:8000/api/v2/agents/my-agent/answer" \
  -H "X-Session-Token: your_session_token" \
  -H "Content-Type: application/json" \
  -d '{
    "question": "How should we contact the user?",
    "limit": 5,
    "temperature": 0.7,
    "ai_model": "anthropic.claude-sonnet-4-6",
    "kiosk_mode": false
  }'

curl -X POST "http://localhost:8000/api/v2/agents/my-agent/answer" \
  -H "X-Session-Token: your_session_token" \
  -H "Content-Type: application/json" \
  -d '{
    "question": "How should we contact the user?",
    "kiosk_mode": true
  }'

{
  "agent_id": "my-agent",
  "session_id": "sess_123abc",
  "question": "How should we contact the user?",
  "answer": "Based on stored preferences, the user prefers email communication. Send email during business hours.",
  "sources": [
    {
      "id": "3e681f12-a28c-4d1d-9632-b8dadf1f9d0c",
      "score": 0.86
    }
  ],
  "namespace": "memanto_agent_my-agent"
}

{
  "detail": "Missing session token. Use X-Session-Token header."
}

{
  "detail": {
    "error": "SessionExpired",
    "message": "Session has expired",
    "details": {}
  }
}

{
  "detail": [
    {
      "type": "missing",
      "loc": [
        "body",
        "question"
      ],
      "msg": "Field required",
      "input": {}
    }
  ]
}

{
  "detail": {
    "error": "InternalServerError",
    "message": "An unexpected error occurred",
    "details": {
      "original_error": "Session is for agent 'other-agent', cannot access 'my-agent'"
    }
  }
}

{
  "detail": {
    "error": "query_too_long",
    "message": "Query exceeds maximum length of 1000 characters",
    "actual_length": 1500,
    "max_length": 1000
  }
}

{
  "detail": {
    "error": "k_too_large",
    "message": "k exceeds maximum of 100",
    "actual_k": 200,
    "max_k": 100
  }
}