OpenAI: GPT-5.1-Codex-Mini

GPT-5.1-Codex-Mini is a smaller and faster version of GPT-5.1-Codex

OpenAI: GPT-5.1-Codex-Mini — OpenAI. Context window 400,000 tokens. API pricing (per 1M tokens): Input $0.25, Output $2. License: Proprietary.

Benchmarks · API pricing (per 1M tokens)

ProviderOpenAI
API model IDopenai/gpt-5.1-codex-mini
TierFrontier
Context window400,000 tokens
Max output128,000 tokens
LicenseProprietary
API pricing (per 1M tokens) · Input$0.25
API pricing (per 1M tokens) · Output$2
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