head to head · open source
T3 Code vs Grok Build
T3 Code has 41,350 GitHub stars, 9,068 forks, 1,628 open issues and last shipped yesterday. Grok Build has 27,659 stars, 5,229 forks, 0 open issues and last shipped 1 months ago. T3 Code leads on adoption by 49% (41,350 vs 27,659 stars). T3 Code is written in TypeScript under MIT; Grok Build is written in Rust under Apache-2.0. T3 Code has attracted 22% as many forks as stars, Grok Build 19%. T3 Code was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| T3 Code | Grok Build | |
|---|---|---|
| GitHub stars | ★ 41K | ★ 28K |
| License | MIT | Apache-2.0 |
| Written in | TypeScript | Rust |
| Last push | 2026-11-02 | 2026-09-29 |
| Forks | ⑂ 9.1K | ⑂ 5.2K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick T3 Code if
- You weight community size — 41K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Grok Build if
- You want the Grok Build feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and Grok Build fits your workflow better
About T3 Code
T3 Code T3 Code is an "agent harness control surface". It enables control of the agents on your machine with a best in class mobile app (iOS, Android), web app and Electron based desktop app. Works with your subscriptions on Claude Code, Codex, Cursor, Grok Build, OpenCode, and Google Antigravity. If they're set up on your computer, T3 Code can control them. "Wait, what are you selling me?" Nothing. We built T3 Code because we wanted the best possible development experience with agents. We were inspired by existing solutions like the Codex desktop app, Conductor, Claude Desktop and Cursor Glass, but none met our…
read the full T3 Code overview →
About Grok Build
Grok Build ( grok ) Grok Build is SpaceXAI's terminal based AI coding agent. It runs as a full screen TUI that understands your codebase, edits files, executes shell commands, searches the web, and manages long running tasks — interactively, headlessly for scripting/CI, or embedded in editors via the Agent Client Protocol (ACP). Installing the released binary · Building from source · Documentation · Repository layout · Development · Contributing · License Learn more about Grok Build at x.ai/cli This repository contains the Rust source for the grok CLI/TUI and its agent runtime. It is synced periodically from the…
read the full Grok Build overview →
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Frequently asked questions
Is T3 Code or Grok Build more popular?
T3 Code has 41,350 GitHub stars and Grok Build has 27,659. T3 Code has the larger community by that measure.
Are T3 Code and Grok Build free?
Both are open source. T3 Code is licensed under MIT and Grok Build under Apache-2.0. Neither carries a licence fee.
What is the difference between T3 Code and Grok Build?
T3 Code is written in TypeScript and Grok Build in Rust. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, T3 Code or Grok Build?
Choose T3 Code if you want the larger community (41,350 stars) or its MIT licence terms. Choose Grok Build if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.