openai/gpt-5.1-codex-max
GPT-5.1-Codex-Max is OpenAI’s latest agentic coding model, designed for long-running, high-context software development tasks. It is based on an updated version of the 5.1 reasoning stack and trained on agentic...
Point the OpenAI SDK at https://tokenroute.app/api/v1 and use a TokenRoute API key.
curl https://tokenroute.app/api/v1/chat/completions \
-H "Authorization: Bearer $TOKENROUTE_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "openai/gpt-5.1-codex-max",
"messages": [{ "role": "user", "content": "Hello!" }]
}'