GPT OSS 20B
Open source GPT 20B via AWS Bedrock (EU region)
Context window
128K
Max output
8K
Input price
$0.07 /1M
Output price
$0.30 /1M
Benchmarks
Independent benchmark scores — composite indices for reasoning, coding, and math, plus individual eval scores where available.
Intelligence Index24.5
Coding Index18.5
Math Index89.3
MMLU-Pro
75%
GPQA Diamond
69%
Humanity's Last Exam
10%
LiveCodeBench
78%
SciCode
34%
AIME 2025
89%
IFBench
65%
Long-context reasoning
31%
Terminal-Bench Hard
11%
τ²-Bench Telecom
60%
See full leaderboard →Benchmarks via Artificial Analysis · View on AA
Available routes
The same GPT OSS 20B runs on 3 different routes through the Opper gateway. Each route has its own data-handling posture.
| Provider | Region | Zero data retention | Training | Logging | Contract | Input | Output |
|---|---|---|---|---|---|---|---|
| AWS Bedrock | EU | Default | No | None | PAYG | $0.07 | $0.30 |
| Fireworks | US | Default | No | None for open models by default — does not log or store prompt or generation data without explicit opt-in. | PAYG | $0.07 | $0.30 |
| Groq | US | Opt-in | No | None for inference by default. Up to 30 days for abuse-monitoring / system-reliability when triggered. | PAYG | $0.07 | $0.30 |
Human review: No human review