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OpenAI: gpt-oss-20b
openai/gpt-oss-20b
About
gpt-oss-20b is an open-weight 21B parameter model released by OpenAI under the Apache 2.0 license. It uses a Mixture-of-Experts (MoE) architecture with 3.6B active parameters per forward pass, optimized for...
Context
131,072
Max output
32,768
Tokenizer
GPT
Knowledge cutoff
—
Input
text
Output
text
Pricing
per 1M tokens- Input
- $0.05
- Output
- $0.20
Use this model
curl https://api.n4n.ai/v1/chat/completions \
-H "Authorization: Bearer $N4N_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "openai/gpt-oss-20b",
"messages": [{"role": "user", "content": "Hello!"}]
}'Authenticate with an API key from your console; prices above are per 1M tokens.
Providers
max context 131,072| Provider | Input $/1M | Output $/1M |
|---|---|---|
| Wandb wandb | $0.05 | $0.20 |
| Yuwu yuwu | $0.05 | $0.20 |
Supported parameters
frequency_penaltyinclude_reasoninglogprobsmax_tokensmin_ppresence_penaltyreasoningreasoning_effortrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_atop_ktop_logprobstop_p