Comparison
Cloudflare Clef vs Meta Muse
People have published 126 builds with Cloudflare Clef and 126 with Meta Muse, overlapping in 8 use cases. Cloudflare Clef has more education, agents examples; Meta Muse has more coding.
Clef (27B) and Clef-flash (9B) are Cloudflare-trained open-weight (Apache 2.0) multimodal decision models: given a state and typed questions they return bounded structured answers with probabilities in one forward pass, Jev/System One API compatible, hosted on Workers AI with a 64k context. Launched alongside a new RL fine-tuning platform.
- 126
- Entries
- 118
- Creators
- GitHub, YouTube, Hacker News
- Top source
Meta's personal AI agent, launched in the US on Sep 8 2026. It runs in a dedicated cloud VM (Muse Secure VM), is reached via its app, web or WhatsApp, and books, buys, emails and calls on the user's behalf. Powered by the Muse Spark model family.
- 126
- Entries
- 115
- Creators
- GitHub, X, YouTube
- Top source
Same use case, side by side
Top builds with Cloudflare Clef
- 1Cloudflare Just Challenged Jev, So I Tested Their New Model (Clef)on YouTube:Better Stack· 64K views

- 2Say Hi to Clef. Better Open Source Jevon YouTube:CoderOne· 19.6K views

- 3Clef: Open-source decision models, and new RL fine-tuning platformon YouTube:Signal Coders· 17.3K views

- 4Cloudflare Clef: Free Open Source AI Decisions in 38mson YouTube:Prism Labs· 13.9K views

- 5Cloudflare Clef : The #1 Open Source Alternative to Jev Is Hereon YouTube:Codedigipt· 10K views

Top builds with Meta Muse
- 1muse-gadget-sdk: Meta official SDK for building Muse gadgetson GitHub:facebookincubator· 1.6K stars

- 2Alexandr Wang: Muse Gadgets ecosystem alerton X:Alexandr Wang· 8.3K likes

- 3Muse gets its own email address: forward it things and it handles themon X:Alexandr Wang· 6.6K likes

- 4Meta Muse is incredible: 5 features you need to tryon YouTube:Paul J Lipsky· 288K views

- 5Meta Muse AI connectors: the app store for AI?on YouTube:Greg Isenberg· 142.4K views
