pcp-engine

updated this year

PCP — the prompt quality engine. Deterministic scoring, compilation, cost estimation & governance for AI prompts. Zero LLM calls.

Code-only MCP server: no hosted endpoint, so you install and run it yourself. It is not probed, graded or counted in our reachability statistics.

Get it

Repository: github.com/rishi-banerjee1/prompt-control-plane
Package: npm: pcp-engine
Run (stdio): npx -y pcp-engine
The usual command for this package registry; check the repository README for required settings.
License: Elastic-2.0
Last update: 2026-03-06
Homepage: getpcp.site/

Run this server as a hosted endpoint? Submit the endpoint and it moves to the remote directory, where it is probed and graded.