Models Playground Compare Providers Apps Rankings

GPT OSS 20b OpenAI

Available

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Release window

Aug 2025

Timeline

10 months ago

GPT OSS Safeguard 20b OpenAI

Available

Release window

Oct 2025

Timeline

7 months ago

GPT OSS Safeguard 120b OpenAI

Available

Release window

Oct 2025

Timeline

7 months ago

GPT OSS 120b OpenAI

Available

Release window

Aug 2025

Timeline

10 months ago

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Start calling this model with endpoint-specific examples.

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Models Playground Compare Providers Apps Rankings

GPT OSS 20b Family - Related Models & Variants | AI Stats

OpenAI: GPT OSS 20b

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GPT OSS 20b is an open-weight 21B parameter model released by OpenAI under the Apache 2.0 license. It accepts text inputs and produces text outputs.

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gpt-oss family

4 models

We track 4 siblings across 1 provider. Launch window Aug 2025 - Oct 2025.

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GPT OSS 20b

OpenAI

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GPT OSS 20b OpenAI

Available

Viewing now

Release window

Aug 2025

Timeline

10 months ago

GPT OSS Safeguard 20b OpenAI

Available

Release window

Oct 2025

Timeline

7 months ago

GPT OSS Safeguard 120b OpenAI

Available

Release window

Oct 2025

Timeline

7 months ago

GPT OSS 120b OpenAI

Available

Release window

Aug 2025

Timeline

10 months ago