Provider guide
Where to run GPT-5.3-Codex
4 live offers tracked.
OpenRouterCHEAPEST$1.75 in/1M$14.00 out/1M—400K—3h agoOpenAI$1.75 in/1M$14.00 out/1M70 tok/s400K—3h agoMicrosoft Azure AIzero-retention$1.75 in/1M$14.00 out/1M57 tok/s400K—3h agoOpenAIpriority tier$3.50 in/1M$28.00 out/1M99 tok/s400K—3h ago
Full specs, hardware verdicts and benchmarks on theGPT-5.3-Codex model page →