Safety GPT OSS 20B
Summary
Safety GPT OSS 20B is an open-weight language model from OpenAI, released on 29 Oct 2025. It accepts text and generates text, with a 131K-token context window and up to 66K output tokens per response. As of 4 Oct 2026, the lowest listed API price is $0.07 per million input tokens and $0.20 per million output tokens (Amazon Bedrock), across 4 providers we track.
Safety model for policy screening, moderation, and risk-aware routing workflows
Last verified 4 Oct 2026. Every figure on this page links to its source.
Specifications
| Developer | OpenAI |
|---|---|
| Release date | 29 Oct 2025 [models.dev] |
| Status | Preview [models.dev] |
| Weights | Open weights [Hugging Face] |
| License | apache-2.0 [Hugging Face] |
| Parameters | 21.5B [Hugging Face] |
| Context window | 131K (131,072 tokens) [models.dev] |
| Max output | 66K tokens [models.dev] |
| Input | Text [models.dev] |
| Output | Text [models.dev] |
| Reasoning mode | Yes [models.dev] |
| Tool calling | Yes [models.dev] |
| Structured output | Yes [models.dev] |
| Hugging Face | openai/gpt-oss-safeguard-20b [Hugging Face] |
Safety GPT OSS 20B API pricing by provider
USD per million tokens. Sorted by input price.
| Provider | Input | Output | Cached input | Context | Source |
|---|---|---|---|---|---|
| Amazon Bedrock openai.gpt-oss-safeguard-20b | $0.07 | $0.20 | – | 128K | models.dev, 4 Oct 2026 |
| Vercel AI Gateway openai/gpt-oss-safeguard-20b | $0.07 | $0.20 | – | 128K | models.dev, 4 Oct 2026 |
| Groq openai/gpt-oss-safeguard-20b | $0.07 | $0.30 | – | 131K | models.dev, 4 Oct 2026 |
| OpenRouter openai/gpt-oss-safeguard-20b | $0.07 | $0.30 | $0.04 | 131K | OpenRouter, 4 Oct 2026 |
Frequently asked questions
What is the context window of Safety GPT OSS 20B?
Safety GPT OSS 20B has a context window of 131,072 tokens (131K) and can generate up to 65,536 tokens in a single response, according to models.dev.
How much does the Safety GPT OSS 20B API cost?
Safety GPT OSS 20B is listed from $0.07 per million input tokens and $0.20 per million output tokens (Amazon Bedrock). Prices last verified 4 Oct 2026.
Is Safety GPT OSS 20B open source?
Safety GPT OSS 20B is an open-weight model: its weights are published on Hugging Face as openai/gpt-oss-safeguard-20b under the apache-2.0 license. Check the license terms before commercial use.
When was Safety GPT OSS 20B released?
OpenAI released Safety GPT OSS 20B on 29 Oct 2025, according to models.dev.
Which providers offer Safety GPT OSS 20B?
We track Safety GPT OSS 20B on 4 providers: Amazon Bedrock, Vercel AI Gateway, Groq, OpenRouter.
Change history
No changes detected since we started tracking this model. We re-check every source daily.
Sources
- https://openrouter.ai/openai/gpt-oss-safeguard-20b
- https://github.com/sst/models.dev/blob/dev/providers/groq/models/openai/gpt-oss-safeguard-20b.toml
- https://huggingface.co/openai/gpt-oss-safeguard-20b
- https://github.com/sst/models.dev/blob/dev/providers/amazon-bedrock/models/openai.gpt-oss-safeguard-20b.toml
- https://github.com/sst/models.dev/blob/dev/providers/vercel/models/openai/gpt-oss-safeguard-20b.toml