letta-server/tests/model_settings/openai-gpt-4.1.json

{
  "handle": "openai/gpt-4.1-2025-04-14",
  "model_settings": {
    "provider_type": "openai",
    "temperature": 0.7,
    "max_output_tokens": 4096,
    "parallel_tool_calls": false
  }
}