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o3-mini vs gpt-5.1-codex

o3-mini is cheaper on output tokens, while gpt-5.1-codex offers a larger context window. Choose o3-mini or gpt-5.1-codex based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Speco3-minigpt-5.1-codex
ProviderJiekou.AIJiekou.AI
Input / 1M tokens$1.10$1.13
Output / 1M tokens$4.40$9.00
Context window131K400K
Parameters
Open weightsNoNo
ReleasedJan 2026Jan 2026

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.