OpenAI

GPT / Codex models

Call official Codex / OpenAI capacity through one zerouter key. Credentials stay with the provider; callers only receive a platform API key.

All platforms/GPT / Codex

POST /v1/responses

• gpt-5.4Pricing →
• gpt-5.5Pricing →
• gpt-5.6-solPricing →
• gpt-5.6-terraPricing →