Model Comparison
Compare two models side by side to make informed decisions based on pricing, specifications, and performance.
GPT-5 Codex
OpenAI
Tool InvocationReasoning
GPT-5 Codex delivers the flagship GPT-5 experience through the dedicated Codex API surface, supporting the same multimodal capabilities with a specialized routing endpoint.
Pricing
Input
$0.25/MTokens
Output
$2.00/MTokens
Cached Input
$0.03/MTokens
Specifications
Context
400,000
Maximum Output
128,000
Inputtext, image
Outputtext
No model selected