Is GPT-4.1 nano or GPT-5.2-Codex cheaper?

GPT-4.1 nano is cheaper on output tokens ($0.40 vs $14.00 per 1M).

Which has the larger context window, GPT-4.1 nano or GPT-5.2-Codex?

GPT-4.1 nano has the larger context window (1M tokens).

GPT-4.1 nano vs GPT-5.2-Codex

GPT-4.1 nano is cheaper on output tokens, while GPT-4.1 nano offers a larger context window. Choose GPT-4.1 nano or GPT-5.2-Codex based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GPT-4.1 nano	GPT-5.2-Codex
Provider	Vercel AI Gateway	Vercel AI Gateway
Input / 1M tokens	$0.10	$1.75
Output / 1M tokens	$0.40	$14.00
Context window	1M	400K
Parameters	—	—
Open weights	No	No
Released	Apr 2025	Dec 2025

GPT-4.1 nano details →GPT-5.2-Codex details →

FAQ

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