Muse Spark Open Reviews

Muse Spark Open

5.0 out of 5 stars

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Total 0 out of 5 stars
ease 0 out of 5 stars
features 0 out of 5 stars
design 0 out of 5 stars
support 0 out of 5 stars

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Average Ratings 1 Rating

Total 5 out of 5 stars
ease 5 out of 5 stars

Description

GPT-6.2 Sol is an unannounced AI reasoning model reportedly being developed by OpenAI as a potential successor to GPT-6.1 Sol. The model identifier has appeared in screenshots of Google Cloud Console quota settings, although OpenAI has not confirmed that the model is available for public or enterprise use. GPT-6.2 Sol is expected to build on the Sol family's capabilities in complex reasoning, software engineering, professional knowledge work, and agentic automation. Potential programming features include source code generation, debugging, repository analysis, automated testing, and implementation of software development tasks. Its anticipated reasoning capabilities may support mathematical problem-solving, technical research, document processing, and analysis of complex business information. The model could also enable autonomous AI agents to interact with external applications, execute tools, manage workflows, and complete tasks involving multiple dependent steps. Improvements in instruction following, factual accuracy, task persistence, and computational efficiency may be development priorities, although no official evaluations have established these changes. If released, GPT-6.2 Sol could support applications involving AI coding assistants, enterprise automation, customer service, research, and developer productivity. OpenAI has not published a model card, context window specification, supported modality list, pricing information, or confirmed release date for GPT-6.2 Sol.

Description

Muse Spark Open is an open-weight foundation model developed by Meta to support multimodal reasoning, autonomous agents, and complex software development tasks. The model features 816 billion total parameters with approximately 42 billion active parameters and a context window supporting up to one million tokens. Its architecture is designed to process multimodal information while maintaining context across lengthy workflows, extensive codebases, and multistep assignments. Muse Spark Open provides capabilities for software engineering, code generation, debugging, application development, and automated testing. Its agentic functionality supports external tool interactions, task planning, computer-based workflows, and execution of complex objectives over extended sessions. The model can run locally using two Apple M5 Ultra Mac Studio systems with the MLX framework, enabling organizations to process information without relying on hosted inference services. Developers can deploy the model through SGLang, vLLM, TensorRT-LLM, Hugging Face Transformers, llama.cpp, and other supported inference engines. Customization is supported through PyTorch and TorchTitan, allowing organizations to adapt the model to specialized applications and workflows. Muse Spark Open is distributed under the Muse Model License and is available through Hugging Face, major cloud model repositories, and hosted API providers including Together AI, Fireworks AI, and OpenRouter.

API Access

Has API Yes 

API Access

Has API No 

Screenshots View All

No images available

Screenshots View All

Integrations

OpenRouter Yes 
.NET Yes 
Astra for Law Yes 
Augment Code Yes 
Baseten No 
ChatGPT Canvas Yes 
Databricks Yes 
EaseMate AI Yes 
GPT-5.1-Codex Yes 
GPT-5.1-Codex-Max Yes 
GPT‑5.4‑Cyber Yes 
Ghost Yes 
GitHub Copilot Yes 
HTML Yes 
Microsoft Teams Yes 
OpenAI Dots Yes 
PHP Yes 
Scala Yes 
Use AI Yes 
Verdent Yes 

Integrations

OpenRouter Yes 
.NET No 
Astra for Law No 
Augment Code No 
Baseten Yes 
ChatGPT Canvas No 
Databricks No 
EaseMate AI No 
GPT-5.1-Codex No 
GPT-5.1-Codex-Max No 
GPT‑5.4‑Cyber No 
Ghost No 
GitHub Copilot No 
HTML No 
Microsoft Teams No 
OpenAI Dots No 
PHP No 
Scala No 
Use AI No 
Verdent No 

Pricing Details

No price information available.
Free Trial No 
Free Version No 

Pricing Details

$0
Model weights are available at no charge under the Muse Model License, which has limited commercial-use terms. Hosted inference providers set their own usage prices.
Free Trial No 
Free Version Yes 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Deployment

Web-Based Yes 
On-Premises Yes 
iPhone App No 
iPad App No 
Android App No 
Windows Yes 
Mac Yes 
Linux Yes 
Chromebook No 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support No 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Vendor Details

Company Name

OpenAI

Founded

2015

Country

United States

Website

openai.com

Vendor Details

Company Name

Meta

Founded

2004

Country

United States

Website

research.meta.ai/blog/muse-spark-open

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