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Models /GPT-5.3 Chat /Where to run
Provider guide

Where to run GPT-5.3 Chat

3 live listings tracked.

CHEAPEST
OpenAI
$1.75 / $14.00
per 1M tokens in / out
OpenRouter$1.75 in/1M$14.00 out/1M—128K—53 days agoMicrosoft Azure AI$1.75 in/1M$14.00 out/1M—128K—55 days agoOpenAICHEAPEST$1.75 in/1M$14.00 out/1M—128K—2 hours ago
Full specs, hardware verdicts and benchmarks on the GPT-5.3 Chat model page →