context_lengths:
  gpt-5.4-mini@https://chatgpt.com/backend-api/codex: 272000
  gpt-5.4-mini@https://chatgpt.com/backend-api/codex/: 272000
  gpt-5.5@https://chatgpt.com/backend-api/codex: 272000
  gpt-5.5@https://chatgpt.com/backend-api/codex/: 272000
