Is GPT OSS 120B or DeepSeek v4 Pro cheaper?

GPT OSS 120B is cheaper on output tokens ($0.60 vs $3.48 per 1M).

Which has the larger context window, GPT OSS 120B or DeepSeek v4 Pro?

GPT OSS 120B has the larger context window (131K tokens).

GPT OSS 120B vs DeepSeek v4 Pro

GPT OSS 120B is cheaper on output tokens, while GPT OSS 120B offers a larger context window. Choose GPT OSS 120B or DeepSeek v4 Pro based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GPT OSS 120B	DeepSeek v4 Pro
Provider	FrogBot	FrogBot
Input / 1M tokens	$0.15	$1.74
Output / 1M tokens	$0.60	$3.48
Context window	131K	128K
Parameters	117B	1.6T
Open weights	Yes	No
Released	Jan 1970	Apr 2026

GPT OSS 120B details →DeepSeek v4 Pro details →

FAQ

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