Is MythoMax 13B or gpt-oss-20b cheaper?

MythoMax 13B is cheaper on output tokens ($0.06 vs $0.14 per 1M).

Which has the larger context window, MythoMax 13B or gpt-oss-20b?

gpt-oss-20b has the larger context window (131K tokens).

MythoMax 13B vs gpt-oss-20b

MythoMax 13B is cheaper on output tokens, while gpt-oss-20b offers a larger context window. Choose MythoMax 13B or gpt-oss-20b based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	MythoMax 13B	gpt-oss-20b
Provider	OpenRouter	OpenRouter
Input / 1M tokens	$0.06	$0.03
Output / 1M tokens	$0.06	$0.14
Context window	4K	131K
Parameters	—	21B
Open weights	Yes	Yes
Released	Jul 2023	Aug 2025

MythoMax 13B 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.