gpt-oss-20b

OpenAI's open-weight 20B reasoning model on llama.cpp's OpenAI-compatible server. Chat in your browser, plus an OpenAI-compatible API.

Engine: llama.cpp
Size: 12 GB
GPU memory: 15 GiB or more
Runs on

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Doesn't fit (3)

1× Apple M5 Max (40-core GPU) · New hostno inference runtime for this machine's backend1× Apple M3 Max (30-core GPU) · New hostno inference runtime for this machine's backend1× Apple M4 Pro (20-core GPU) · New hostno inference runtime for this machine's backend

Hardware that can run this

Nothing that can run this is online right now.

2 more devices could run it, none online

Hardware	Fits	Est. speed
RTX 3090 · 24 GB	MXFP4, Q8	46–66 tok/s
RTX 4090 · 24 GB	MXFP4, Q8	49–71 tok/s

Speeds are estimates from memory bandwidth and weight size, not measured benchmarks. A price is the cheapest listed offer for that hardware.

Template details

Rating: No ratings yet
Runs: 0
Min VRAM: 16 GB
Backend: Set by the machine you pick
Version: llamacpp-gpt-oss-20b-v1.0.0
Image digest: 1f4b9cf58982…
Health check: SSH probe on the leased endpoint

We match GPUs on their measured runtime and dedicated VRAM. A hardware report doesn't qualify another vendor's backend.

#llm #reasoning #openai-api #gguf

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