Lattice launches a local LaTeX workspace that runs your coding agent

Leonardo's Mac app syncs with Overleaf and uses coding agents under the user's account. Its Apache license does not cover the Trellis layout or the tldraw SDK.

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Primary source: Aligned News — AI Intelligence

Why it matters

Lattice gives researchers a local alternative to cloud AI writing workspaces: files stay in a Git-friendly folder, Overleaf co-authors need no new tool, and the coding agent remains the user's own Claude Code, Codex or Cursor account. That model keeps agent choice and costs outside the editor.

One person writes equations on a chalkboard while another points at them; mathematical formulas and a graph cover the board.

Leonardo introduced Lattice on November 6th, 2026, as a local-first LaTeX workspace for macOS. Leonardo (@leoliuym), the developer who says he built Lattice, wrote on X that a paper involves more than a .tex file. "I wanted it all in one app, so I built it," he wrote.

Leonardo on X…

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