p-e-w
gpt-oss-20b-heretic is a open-weight p-e-w llm model with a 131,072 token context window.
Running this yourself: likely needs a rented cloud gpu.
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Quality Score
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Arena ELO
21B
Parameters
131K
Context
This measures the amount of verifiable public evidence we have, not how capable the model is. A missing field means it has not been verified yet, not that its value is zero.
14 of 22 public signals
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1.6K
Downloads
143
Likes
Nov 2025
Released
4/5 signals
1/4 signals
4/5 signals
3/4 signals
2/4 signals
Gaps we are still tracking
Open Source
1
Recent launch, pricing, benchmark, and API signals linked to this model or its provider.
gpt-oss-20b-heretic is now available through local Ollama runtime. 128K context window listed. OpenAI’s open-weight models designed for powerful reasoning, agentic tasks, and versatile developer use cases.
View sourcegpt-oss-20b-heretic is now available through local Ollama runtime. 128K context window listed. OpenAI’s open-weight models designed for powerful reasoning, agentic tasks, and versatile developer use cases.