HarnessesCoding agentInactive

Plandex

Open-source terminal agent for large multi-file tasks with a diff review sandbox.

Maker
Plandex
Kind
coding agent
Interface
CLI
Open source
Open source · Licence: MIT · GitHub
GitHub stars
15,759 (GitHub API, 2026-10-17)
Models
—
Pricing
—
MCP support
—
Subagents
—
Headless / scripted mode
—
Sandboxing
— Plandex has a 'cumulative diff review sandbox' for changes, which is not an execution sandbox, so this is left blank.
Note
Last push to GitHub was 2025-10-03 (GitHub API). The README says Plandex Cloud has been 'winding down as of 10/3/2025'. plandex.ai didn't respond on 2026-10-17.
Official site
https://plandex.ai
Sources
api.github.com/repos/plandex-ai/plandex · github.com/plandex-ai/plandex (docs checked 2026-10-17)
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Every value comes from the official site or docs, or from the GitHub API, on the date shown. A blank (—) means the value isn't stated or wasn't verified. It never means 'no'. Pricing is copied from official pages and changes often. No affiliate links.