gpt-oss-20b
OpenRouterOpen weights
gpt-oss-20b by OpenRouter costs $0.03 per 1M input tokens and $0.14 per 1M output tokens, with a 131K-token context window.
Pricing
Input (per 1M tokens)
$0.03
Output (per 1M tokens)
$0.14
Cached input (per 1M)
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Specifications
- Provider
- OpenRouter
- Context window
- 131K tokens
- Parameters
- 21B
- Released
- Aug 2025
- Open weights
- Yes
- Frontier model
- No
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FAQ
Pricing is per 1M tokens (USD); confirm with the provider before production use.