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PT Chart MCP

PT Chart MCP

by Tsonnn
OverviewSchemaSourceRelated ServersDiscussionsAdmin
Python
Hybrid

PT Chart MCP

Free reference tool for HVAC technicians. Exposes accurate pressure-temperature data as MCP tools, powered by CoolProp tables.

Live server: https://pt-chart-mcp-production.up.railway.app/mcp (Streamable HTTP)

Web version: https://coolbooked.com/tools/pt-chart/ — same engine, no setup.

Tools

Tool

What it does

pt_lookup

Bubble/dew pressures (psig) for a refrigerant at a temperature

pt_reverse

Saturation temperature for a refrigerant at a pressure

superheat

Superheat calculator (dew-point basis)

subcooling

Subcooling calculator (bubble-point basis)

convert_units

Unit conversions (psi/kPa, °F/°C, …)

refrigerant_info

Refrigerant facts (type, GWP, glide, …)

diagnose

Simple symptom Q&A guidance

coolbooked_info

About CoolBooked and the free tool set

Refrigerants: R-410A, R-454B, R-32, R-22, R-134a, R-404A

Related MCP server: hvac-quotes

Run it yourself

pip install -r requirements.txt
MCP_TRANSPORT=http python server.py   # Streamable HTTP on $PORT (default 8000)
python server.py                       # stdio (default)

Registry

Published to the official MCP registry as io.github.tsonnn/pt-chart-mcp (see server.json).

Notes

For certified technicians (EPA 608; A2L certification where required). Informational only — always follow the equipment manufacturer's charging procedure.

Built by CoolBooked — free tools for HVAC pros.

This server cannot be deployed

One endpoint for every MCP toolRayrun runs every MCP server behind one URL and holds the credentials. Each call is decided per client, tool, and argument, then recorded.ray.runAd

Maintenance

ActivityMaintained
ResponsivenessNo recent community issues

Resources

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