gpt-oss-20b vs Llama 4 Scout
Benchmarks, API pricing and specs, head to head. Data updated 2026-06-10.
gpt-oss-20b
OpenAI · Aug 2025
The small gpt-oss variant that runs on a 16GB consumer GPU or laptop — local reasoning for everyone, Apache 2.0 licensed.
Llama 4 Scout
Meta · Apr 2025
A 10M-token context window — still the largest ever shipped — in a 109B MoE that fits on a single H100.
The verdict
These two models don't yet share verified results on the benchmarks we track, so judge them on specs, pricing and intended use. On price the gap is dramatic: gpt-oss-20b works out roughly 3.2x cheaper per blended million tokens. Llama 4 Scout also takes 10M of context versus 131K for gpt-oss-20b.
Specs & pricing
| gpt-oss-20b | Llama 4 Scout | |
|---|---|---|
| modhub Index | — | — |
| Input price / 1M | $0.05 | $0.18 |
| Output price / 1M | $0.2 | $0.59 |
| Context window | 131K | 10M |
| Max output | 131K | — |
| Open weights | yes (Apache 2.0) | yes (Llama 4 Community License) |
| Reasoning model | yes | no |
| Multimodal input | text | text, image |
| Knowledge cutoff | Jun 2024 | Aug 2024 |
| Released | Aug 2025 | Apr 2025 |
| Example monthly cost* | $0.8 | $2.68 |
* 10M input + 1.5M output tokens per month at list prices, no caching. Green = better value on that row.
Frequently asked questions
- Which is better, gpt-oss-20b or Llama 4 Scout?
- These two models don't yet share verified results on the benchmarks we track, so judge them on specs, pricing and intended use. On price the gap is dramatic: gpt-oss-20b works out roughly 3.2x cheaper per blended million tokens. Llama 4 Scout also takes 10M of context versus 131K for gpt-oss-20b.
- Which is cheaper, gpt-oss-20b or Llama 4 Scout?
- gpt-oss-20b costs $0.05/$0.2 per million input/output tokens, while Llama 4 Scout costs $0.18/$0.59. For a typical workload of 10M input and 1.5M output tokens per month, that's $0.8 versus $2.68.
- Which model is better for coding, gpt-oss-20b or Llama 4 Scout?
- We don't yet track SWE-bench Verified results for both models; check their individual pages for coding-related scores.