Copperhead

Copperhead is an AI agent that edits and checks real KiCad circuit board files from a prompt, for electronics engineers and hardware teams.

What it is good for

  • Making circuit board design changes without manual file edits
  • Checking a circuit board design for electrical and layout errors
  • Turning a product brief into a first-draft circuit board design
  • Keeping design documents in sync with circuit board files

At a glance

Who it is for
Setup
Guided command-line setup

Level 4 of 5. You copy and paste commands into a terminal by following the instructions. Comfortable territory for vibe coders.

Cost
Not stated
Type
Agent app
Tasks
Works with
KiCad, Claude Code, Cursor, Codex, Anthropic API, OpenAI API

Momentum

Rank this week
Not ranked yet
Best rank
None yet
GitHub stars
676

GitHub numbers as of Nov 2, 2026. Updated weekly.

247 478 708 Sep 24, 2026 Nov 2, 2026
GitHub stars for Copperhead: 279 on Sep 24, 2026, 676 on Nov 2, 2026. Source: GitHub.

Official links

Setup steps are on the official pages. We do not repeat them here, since they change.

Questions

Do I need to know how to code to use Copperhead?
You do not need to write code, but setup means copying and pasting commands into a terminal by following its instructions.
What does Copperhead work with?
According to its own documentation, it works with KiCad, Claude Code, Cursor, Codex, Anthropic API, and OpenAI API.
What is Copperhead good for?
Making circuit board design changes without manual file edits, checking a circuit board design for electrical and layout errors, turning a product brief into a first-draft circuit board design, and keeping design documents in sync with circuit board files.

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Last updated Nov 2, 2026. Tracked since Oct 29, 2026. The summary was written by an AI model from the project's own description and checked against our copy rules. Spotted an error? Tell us.