Muse Spark Open is a coding-optimized open-weight model.
Prices update automatically — checked daily against provider list prices.
Independent benchmark scores for Muse Spark Open, measured by Artificial Analysis. Higher is better. Measurement mode: Xhigh.
Muse Spark Open is an open-weight AI model by Meta. You can download and self-host it for free; the prices below are hosted-API list prices, tracked daily, for when you prefer convenience over self-hosting.
Muse Spark Open is an AI language model from Meta. It is open-weight: you can download it and run it on your own hardware, for free. It scores 38.9 on the Artificial Analysis intelligence index.
The weights are free and open — you can self-host Muse Spark Open and pay nothing per token. If you prefer a hosted API, list prices are $1.25 per million input tokens and $4.25 per million output tokens.
Independent benchmarks from Artificial Analysis give it GPQA 89%, Humanity's Last Exam 43.9%, Long Context Reasoning 78.3%, SciCode 58.4%, Terminal-Bench 76.4%.
It generates about 104.8 tokens per second, with a median 0.48s delay before the first token. Measured independently by Artificial Analysis.
Yes. Muse Spark Open has open weights, so you can download it and run it on your own GPU or server with tools like Ollama, vLLM or llama.cpp — with no per-token cost.