Is Hermes-4-405B or gpt-oss-120b cheaper?

gpt-oss-120b is cheaper on output tokens ($0.60 vs $3.00 per 1M).

Which has the larger context window, Hermes-4-405B or gpt-oss-120b?

Both models offer a similar context window.

Hermes-4-405B vs gpt-oss-120b

gpt-oss-120b is cheaper on output tokens. Choose Hermes-4-405B or gpt-oss-120b based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Hermes-4-405B	gpt-oss-120b
Provider	Nebius Token Factory	Nebius Token Factory
Input / 1M tokens	$1.00	$0.15
Output / 1M tokens	$3.00	$0.60
Context window	128K	128K
Parameters	—	117B
Open weights	Yes	Yes
Released	Jan 2026	Jan 2026

Hermes-4-405B details →gpt-oss-120b details →

FAQ

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