Models /GPT-5.1-Codex /Where to run

Provider guide

Where to run GPT-5.1-Codex

4 live offers tracked.

CHEAPEST

$1.25 / $10.00

per 1M tokens in / out

FASTEST MEASURED

Microsoft Azure AI

32 tok/s

measured throughput · $1.25 input / $10.00 output per million tokens

ProviderIn / 1MOut / 1MThroughputContextQuantSynced

OpenRouterCHEAPEST$1.25 in/1M$10.00 out/1M—400K—14m ago OpenAI$1.25 in/1M$10.00 out/1M—400K—8d ago Microsoft Azure AIzero-retention$1.25 in/1M$10.00 out/1M32 tok/s400K—13m ago OpenAIpriority tier$2.50 in/1M$20.00 out/1M—400K—8d ago

Full specs, hardware verdicts and benchmarks on theGPT-5.1-Codex model page →