Is Qwen 3.5 397B A17B or GPT-5.1 Codex Max cheaper?

Qwen 3.5 397B A17B is cheaper on output tokens ($3.50 vs $10.00 per 1M).

Which has the larger context window, Qwen 3.5 397B A17B or GPT-5.1 Codex Max?

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

Qwen 3.5 397B A17B vs GPT-5.1 Codex Max

Qwen 3.5 397B A17B is cheaper on output tokens, while GPT-5.1 Codex Max offers a larger context window. Choose Qwen 3.5 397B A17B or GPT-5.1 Codex Max based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Qwen 3.5 397B A17B	GPT-5.1 Codex Max
Provider	DigitalOcean	DigitalOcean
Input / 1M tokens	$0.55	$1.25
Output / 1M tokens	$3.50	$10.00
Context window	262K	400K
Parameters	397B	—
Open weights	Yes	No
Released	Feb 2026	Nov 2025

Qwen 3.5 397B A17B details →GPT-5.1 Codex Max details →

FAQ

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