model · class budget · updated 2026-08-21
What it's for
Best for: Private local assistant, reasoning with tool support, and low-cost hosted routes.
Not ideal for: Multimodal work.
Role: Small open-weight reasoning/tool model
Specifications
| Provider | OpenAI |
| API format | openai |
| Context window | 131072 |
| Restricted access | No |
| Capabilities | Tools, Thinking |
| Execution Paths | api, self_host |
Price components
| Type | USD | Basis | Conditions | Source | Verified | Freshness |
|---|---|---|---|---|---|---|
| per_million_in | $0.03 | required · verified | OpenRouter default price-weighted routing observation; this pair matched the CoreWeave FP4 GPT-OSS 20B endpoint on 2026-07-29, but the actual routed provider and billed rate can vary with availability, quantization, and routing preferences. | OpenRouter GPT-OSS 20B routing price row | 2026-08-21 | vendor · 0d |
| per_million_out | $0.13 | required · verified | OpenRouter default price-weighted routing observation; this pair matched the CoreWeave FP4 GPT-OSS 20B endpoint on 2026-07-29, but the actual routed provider and billed rate can vary with availability, quantization, and routing preferences. | OpenRouter GPT-OSS 20B routing price row | 2026-08-21 | vendor · 0d |
Cost at three usage tiers
| A few questions and small tasks each day. | $0.30/mo |
| Daily use, plus some scheduled tasks. | $0.99/mo |
| Working for you most of the day, including web tasks. | $2.97/mo |
Token cost only; add a host for the full-stack estimate.
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