Is GPT-5.1 Codex Mini or GPT-Image-2 cheaper?

GPT-5.1 Codex Mini is cheaper on output tokens ($2.00 vs $30.00 per 1M).

Which has the larger context window, GPT-5.1 Codex Mini or GPT-Image-2?

GPT-5.1 Codex Mini has the larger context window (400K tokens).

GPT-5.1 Codex Mini vs GPT-Image-2

GPT-5.1 Codex Mini is cheaper on output tokens, while GPT-5.1 Codex Mini offers a larger context window. Choose GPT-5.1 Codex Mini or GPT-Image-2 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GPT-5.1 Codex Mini	GPT-Image-2
Provider	Azure	Azure
Input / 1M tokens	$0.25	$5.00
Output / 1M tokens	$2.00	$30.00
Context window	400K	0
Parameters	—	—
Open weights	No	No
Released	Nov 2025	Apr 2026

GPT-5.1 Codex Mini details →GPT-Image-2 details →

FAQ

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