OpenAI
GPT Oss 20bOpen weights
Released 2025-08-05 · Context 131K · Data snapshot 2026-10-22
Overall score
32.4
Ranked #59Benchmark coverage
54.5%
12 third-party benchmarks
Context window
131K
tokens
Input price
$0.02
Cache read $0.01
Output price
$0.09
per million tokens
OpenRouter usage
#63
197.8B tokens/day
Prices converted at snapshot-day rate (USD/CNY 6.6761)
Dimension performance
Human preference
48.4
Coding
31.6
Office
30.1
Above averageBelow averageAnchored at 50 (reference models’ average); every 15 points ≈ one standard deviation
Benchmark details
Coding3 items
AA Coding Index20.7
Terminal-Bench3.4
AA Agentic Index1.2
Reasoning1 items
AA Intelligence Indexlow10
Office6 items
AA Engineering11.7
AA Economics11.3
AA Finance & Accounting7.3
AA Legal7.3
AA Healthcare & Medical6.7
AA Strategy & Ops4.8
Knowledge1 items
GPQA Diamondmedium60.8
Human preference1 items
LMArena Human Blind Vote1317.5214
Multiple reasoning tiers of the same benchmark take the best value; raw scores have different scales and are not comparable across benchmarks.
Score trend
2026-10-202026-10-22
View daily data
| 2026-10-22 | 32.4 |
| 2026-10-21 | 36.2 |
| 2026-10-20 | 36.2 |