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gpt-oss-120b

gpt-oss family · launched 2025-08-05

ReasoningToolsStructuredOpen weights
AITopic score31.9Not yet ranked

Open-weight GPT model for self-hosted reasoning and instruction-following workloads

Evidence coverage5%1 evaluations · 1 institutions
Context / maximum output131k / 8ktokens
Cache / input / output$0.075 · $0.05 · $0.45USD per million tokens
Value / freshness51.3 / 39relative value · release freshness
Product profile

What this model supports

Inputtext
Outputtext
Knowledge cutoff2024-06
WeightsOpen weights
Capability profile

Strengths by domain

Coding—0 public results
Research & reasoning—0 public results
Professional work—0 public results
Knowledge & instruction—0 public results
Behind the score

Every result has a source

Raw results and standardized readings are shown together. Missing tests add neither points nor penalties.

Human preference & indices2 results

AA IndexArtificial Analysis56.39 indexReading 31.9

Imported from Artificial Analysis. The published 0–100 score is used directly; it is not z-score normalized.

Configuration: gpt-oss-120bOpen evidence
Arena TextLMArena1,365.5 EloReading 31.9

Direct LMArena text leaderboard result.

Open evidence
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