Is Qwen3.5-397B-A17B or GPT OSS 20B cheaper?

Qwen3.5-397B-A17B and GPT OSS 20B have comparable output pricing.

Which has the larger context window, Qwen3.5-397B-A17B or GPT OSS 20B?

Qwen3.5-397B-A17B has the larger context window (262K tokens).

Qwen3.5-397B-A17B vs GPT OSS 20B

Both have similar output pricing, while Qwen3.5-397B-A17B offers a larger context window. Choose Qwen3.5-397B-A17B or GPT OSS 20B based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Qwen3.5-397B-A17B	GPT OSS 20B
Provider	Nvidia	Nvidia
Input / 1M tokens	$0.00	$0.00
Output / 1M tokens	$0.00	$0.00
Context window	262K	131K
Parameters	397B	21B
Open weights	Yes	Yes
Released	Feb 2026	Aug 2025

Qwen3.5-397B-A17B details →GPT OSS 20B details →

FAQ

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