GPT OSS 120B by NVIDIA NIM

Free coding model via NVIDIA NIM (tier S, SWE-bench ~60%).

Access
Free API tier
Free limits
Free tier
Modality
code, text
Credit card
Not required
Commercial use
Unclear, verify
Context window
128,000 tokens
Model ID
openai/gpt-oss-120b
Checked
Jun 26, 2026

Benchmarks

LMArena text Elo
1365 · LMArena, Nov 11 2026
Tested as gpt-oss-120b · leaderboard published 2026-11-09
LMArena text rank
#197 of 421 · LMArena, Nov 11 2026
Tested as gpt-oss-120b
SWE-bench Verified
26% · SWE-bench, Nov 11 2026
Tested as gpt-oss-120b · mini-SWE-agent v1.7.0, submitted 2025-08-07

Numbers are copied from the linked public leaderboards for this exact model and version. The free endpoint can run a different reasoning setting or quantization than the tested one.

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Frequently asked

Is GPT OSS 120B free?

Yes. NVIDIA NIM offers it as Free API tier with these limits: Free tier. No credit card is required.

Can I use GPT OSS 120B commercially?

Commercial terms are not clearly documented. Check the provider's current terms before shipping.

How do I start using GPT OSS 120B?

Free coding model via NVIDIA NIM (tier S, SWE-bench ~60%).

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