Models.dev

An open-source database of AI models

GPT OSS 20B

Open GPT reasoning model for self-hosted agents and controllable deployments

openai/gpt-oss-20b
Lab
OpenAI
Family
gpt-oss
Providers
19
Context
131,072
Output limit
32,768
Knowledge
-
Release
2025-08-05
Updated
2025-08-05
Weights
Open
Input
Output types
Capabilities
tools, reasoning, structured, temperature

Providers

19
Provider Lab Model ID Context Output Price Reasoning Tool Call Structured Temperature
Cloudflare Workers AIOpenAI@cf/openai/gpt-oss-20b128,00016,384$0.20 / $0.30YesYesYesYes
Deep InfraOpenAIopenai/gpt-oss-20b131,07216,384$0.03 / $0.14YesYesYesYes
FastRouterOpenAIopenai/gpt-oss-20b131,07265,536$0.05 / $0.20YesYes-Yes
GroqOpenAIopenai/gpt-oss-20b131,07265,536$0.07 / $0.30YesYesYesYes
Hugging FaceOpenAIopenai/gpt-oss-20b131,07232,768$0.10 / $0.50YesYesYesYes
IO.NETOpenAIopenai/gpt-oss-20b64,0004,096$0.03 / $0.14NoYes-Yes
Kilo GatewayOpenAIopenai/gpt-oss-20b131,07226,215$0.03 / $0.14YesYes-Yes
LMStudioOpenAIopenai/gpt-oss-20b131,07232,768$0.00 / $0.00YesYes-Yes
NanoGPTOpenAIopenai/gpt-oss-20b128,00016,384$0.04 / $0.15YesNoNo-
NovitaAIOpenAIopenai/gpt-oss-20b131,07232,768$0.04 / $0.15YesNoYesYes
NvidiaOpenAIopenai/gpt-oss-20b131,07232,768$0.00 / $0.00YesYesYesYes
OpenRouterOpenAIopenai/gpt-oss-20b131,072131,072$0.03 / $0.13YesYesYesYes
OpenRouterOpenAIopenai/gpt-oss-20b:free131,07232,768$0.00 / $0.00YesYesYesYes
PioneerOpenAIopenai/gpt-oss-20b131,0728,192$0.07 / $0.30YesYesYesYes
SiliconFlowOpenAIopenai/gpt-oss-20b131,0008,000$0.04 / $0.18NoYesYesYes
STACKITOpenAIopenai/gpt-oss-20b131,0728,192$0.18 / $0.29YesYesNoYes
Together AIOpenAIopenai/gpt-oss-20b131,072131,072$0.05 / $0.20YesYesYesYes
Vercel AI GatewayOpenAIopenai/gpt-oss-20b131,0728,192$0.05 / $0.20YesYesYesYes
Weights & BiasesOpenAIopenai/gpt-oss-20b131,072131,072$0.03 / $0.13YesYesYesYes
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