Try Muse Spark 1.3 for Free in OpenCode

Melvin Vivas · X post · 2026-09-04 · Open on X

Topics: AI Dev Tools & Productivity · Level: beginner

Summary

Points out that the Muse Spark 1.3 model can be used for free in OpenCode, an open-source coding agent you run in the terminal. It's an easy, no-cost way to test a new model on coding work.

Key points

• Muse Spark 1.3 is available for free inside OpenCode.
• OpenCode is an open-source AI coding agent that lets you switch between models.
• Free model access in coding tools is a low-risk way to compare models on your own tasks.

Resources mentioned

• OpenCode · tool · x.com · free
  Open-source terminal coding agent that can be configured with different model providers, including open models.
  Also in: T3Code: a better interface for terminal coding agents (Melvin Vivas on X · notes), OpenCode Go: Open Coding Models (DeepSeek, Qwen, Kimi, GLM) for $10/mo (Melvin Vivas on X · notes), Trying OpenCode Go After Upgrading OpenCode (Melvin Vivas on X · notes), Orchestrator + Subagents in opencode with Open Models (Melvin Vivas on X · notes) and 10 more
• Muse Spark 1.3 · tool · research.meta.ai · free
  Meta's model release, available for free in OpenCode at the time of the post.
  Also in: Be Skeptical of Model Leaderboards: Muse Spark vs Astra (Melvin Vivas on X · notes), Muse Spark 1.3 Is Free to Try in OpenCode (Melvin Vivas on X · notes), Installing Meta's Muse Code CLI (Needs a Paid Plan) (Melvin Vivas on X · notes)

Try this

• Try Muse Spark 1.3 for free in OpenCode.