OpenAI: GPT OSS 20B
Open-weight GPT model for self-hosted reasoning and instruction-following workloads
Cheapest input
$0.07
$/MTok · models.dev
Cheapest output
$0.25
$/MTok
Context
131K
tokens
Offers
4
2 sources
Offers
Same model, different listings. First-party, router, and aggregator rows stay separate so you can see the spread instead of a single blended number.
| Source | Provider | Input | Output | Cache read | Context |
|---|---|---|---|---|---|
| models.devcheapestopenai/gpt-oss-20b-maas | Google Vertex AI | $0.07 | $0.25 | $0 | 131K |
| LiteLLMopenai/gpt-oss-20b-maas | — | $0.075 | $0.3 | $0.0075 | — |
| LiteLLMgpt-oss-20b-maas | — | $0.075 | $0.3 | $0.0075 | — |
| LiteLLMvertex_ai/openai/gpt-oss-20b-maas | — | $0.075 | $0.3 | $0.0075 | — |
Capabilities
- Reasoning
- Tool calling
- Open weights
- In: text
- Out: text
Released: 2025-08-05Family: gpt-oss
Scores
Sparse coverage on purpose. Missing a score means we have not linked one yet, not that the model is unranked. Full boards on /benchmarks.
- AA intelligence14.9
- AA coding20.7
- AA agentic3.1
Sources: Arena AI, Artificial Analysis. See /benchmarks.