
Muse Spark 1.3
Meta’s flagship for coding and long-horizon agents
5 followers
Meta’s flagship for coding and long-horizon agents
5 followers
Muse Spark 1.3 is Meta’s latest flagship for agentic work and coding. Same $1.25 / $4.25 API price as 1.2, with about 20% fewer tool calls and 25% fewer tokens on coding in Meta’s own comparisons. It leads DeepSWE v1.1 at 75.4 and ties Terminal-Bench 2.1 at 88.8. Live today in Muse Code and the Meta Model API. Max reasoning follows after safety testing.





Netlify
Hey PH community 👋
Excited to hunt Muse Spark 1.3 today.
Meta’s latest flagship model for coding and agents. Same API price as 1.2 ($1.25 / $4.25 per million tokens), with about 20% fewer tool calls and 25% fewer tokens on coding.
75.4 on DeepSWE v1.1. 88.8 on Terminal-Bench 2.1.
Live in Muse Code and the Meta Model API. Any Meta AI fans here?
Go take it for a spin and tell the team what you build 🚀