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PopNx MCPMCP servers for people who use AI · explained in plain words

Piping Toolset Engineering Data

by pipingtoolsetversion 0.1.0i★ 2iRuns in the cloud
Registry namecom.pipingtoolset/data

How to install

What it does

Engineering code-table data with citations: standard, edition, table, row and column.

  • Connects Runs in the cloud
  • Account or key No key needed
  • Category Developer tools

Install

Pick the AI app you use, then copy the settings.

Passed 4/4 checks · What you ask goes through the maker’s server (pipingtoolset.com) · ✓ Commands checked Nov 13, 2026

First: which AI do you use?

Pick your app and the steps appear below.

Works with Claude · about 2 min

No key, nothing to install · Set it up once on claude.ai or the desktop app, then use it in chat · free accounts can add 1 · on Team/Enterprise an Owner adds it

  1. Open Claude’s Connectors page

    CustomizeConnectors

    CustomizeConnectors1Add2https://…3Add4
  2. Click “Add” → “Custom” → “Web” and fill in these 2 fields

    Copy each value into the field with the same name in Claude, then click Continue

    Name · NamePiping Toolset Engineering Data
    Remote MCP server URL · Addresshttps://pipingtoolset.com/mcp

    Click Continue past the sign-in settings Claude detected · under Authentication choose what the maker says (Sign in now, Sign in when needed or No sign in), then click Add

  3. Turn it on in a chat

    +ConnectorsPiping Toolset Engineering Data

  4. Try it

    Use Piping Toolset Engineering Data and tell me what you can do for me, then show me one thing

    ✓ If Claude says it is using Piping Toolset Engineering Data or shows a Piping Toolset Engineering Data tool in the answer, you are connected

Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with ChatGPT, depending on your plan

Full MCP: ChatGPT Business, Enterprise or Edu on the web · Pro: connects with read/fetch permissions, so tools that change data may not work · Plus: not confirmed in OpenAI’s docs; if you see an add-custom-MCP option on the Plugins page you can try these steps · web only

  1. Open ChatGPT’s add-MCP page on the web

    Plugins+Add custom MCP server

    ChatGPTPlugins1+2https://…3Create4
  2. Fill in the name and address

    Enter a name, paste the address under Connection, tick the risk warning and click Create as a plugin

    Name · NamePiping Toolset Engineering Data
    Connection · Addresshttps://pipingtoolset.com/mcp
  3. Pick Piping Toolset Engineering Data in a chat

    Start a new chat and pick Piping Toolset Engineering Data from your plugins before typing

  4. Try it

    Use Piping Toolset Engineering Data and tell me what you can do for me, then show me one thing

    ✓ If ChatGPT says it is using Piping Toolset Engineering Data or shows a Piping Toolset Engineering Data tool in the answer, you are connected

Menu names checked against OpenAI’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with Claude Code · about 2 min

No key, nothing to install

  1. Open Terminal

    Mac: press Command+Space and type Terminal · Windows: open PowerShell

  2. Paste this command and press Enter

    claude mcp add --transport http --scope user data https://pipingtoolset.com/mcp
  3. Type /mcp in Claude Code

    You should see Piping Toolset Engineering Data listed as connected

  4. Try it

    Use Piping Toolset Engineering Data and tell me what you can do for me, then show me one thing

    ✓ If Claude Code says it is using Piping Toolset Engineering Data or shows a Piping Toolset Engineering Data tool in the answer, you are connected

Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with Cursor · about 2 min

No key, nothing to install

  1. Click this button to open Cursor

    Open in Cursor

    Cursor asks you to confirm; click Install

  2. Open the AI chat in Cursor in Agent mode

  3. Try it

    Use Piping Toolset Engineering Data and tell me what you can do for me, then show me one thing

    ✓ If Cursor says it is using Piping Toolset Engineering Data or shows a Piping Toolset Engineering Data tool in the answer, you are connected

Menu names checked against Cursor’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with VS Code · about 2 min

No key, nothing to install

  1. Click this button to open VS Code

    Open in VS Code

    VS Code asks you to confirm; click Install

  2. Open the AI chat in VS Code in Agent mode

  3. Try it

    Use Piping Toolset Engineering Data and tell me what you can do for me, then show me one thing

    ✓ If VS Code says it is using Piping Toolset Engineering Data or shows a Piping Toolset Engineering Data tool in the answer, you are connected

Menu names checked against VS Code’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Other apps that use MCP, such as Windsurf, Zed or Gemini CLI, each add servers differently. See how in the app list.

See every app that uses MCP →

Address for apps that connect over the web

Addresshttps://pipingtoolset.com/mcp

JSON settings are under “For developers” below

Stuck? Ask people who use Piping Toolset Engineering Data💬 Discussion →
For developers: Terminal commands and JSON settings

Over the web

Claude Code

claude mcp add --transport http --scope user data https://pipingtoolset.com/mcp

Cursor (~/.cursor/mcp.json)

{
  "mcpServers": {
    "data": {
      "url": "https://pipingtoolset.com/mcp"
    }
  }
}

VS Code (mcp.json)

{
  "servers": {
    "data": {
      "type": "http",
      "url": "https://pipingtoolset.com/mcp"
    }
  }
}

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

At a glance

Downloads per weeki
Not on npm/PyPI
Verified domain
✓ pipingtoolset.com
Licencei
Apache-2.0
Connection
Runs in the cloud
Transport
streamable-http
Latest versioni
0.1.0
Published to registryi
Nov 12, 2026
Code last changedi
Nov 12, 2026
Maker
pipingtoolset
Registry status
Active

Which apps can use it

Based on how this server connects and on each app’s own docs, checked Nov 10, 2026.

Connect over the internet in

ClaudeChatGPTGooseLM StudioMsty StudioCherry StudioCursorVS Code + GitHub CopilotVisual StudioWindsurf (Devin Desktop)ZedKiroClineContinueJetBrains AI AssistantClaude CodeCodex CLIGemini CLIOpenCodenodecodeWarpLibreChatOpen WebUIRaycast

All apps, with pros and cons →

Related guides

What it can do

Tool names and descriptions exactly as the server reported them on Nov 15, 2026. The maker wrote them, not us; we show them as plain text.

  • find_dataset

    Search the engineering code-table datasets by keyword (standard, table, quantity, material). Returns up to 10 matches, each with its id, title, standard, edition and table, whether lookups return a value or a pointer (table, row and column only), and the tier at which values are

  • describe_dataset

    Describe one dataset: the key fields a lookup needs, the value columns with units and which need a temperature, the citation (standard, edition, table), whether lookups return a value or a pointer, the tier at which values are returned, and the daily lookup limits. Returns struct

  • lookup_value

    Return one value from one row and one column of a code-table dataset, with its citation (standard, edition, table, row, column), unit and the tabulated entries used. Temperature columns take T in °F; allowable-stress and flange-rating columns interpolate linearly between the two

  • list_keys

    List the key identifiers of a dataset's rows (for example spec, grade, class, size, and the row position `line`) so lookup_value can address exactly one row. Returns identifiers only, never table values, at most 50 per call; `prefix` filters on the first key field. For pointer da

  • get_pointer

    For a quantity whose value this server does not return (for example PVP2011-57100 nozzle allowables, ASCE 7-22 SDS, Ip, CAR and Rpo, AISC Fy/Fu, ACI anchor product values, API 617/611/612 and NEMA SM 23 coefficients, API 650 Annex P coefficients, and any dataset currently returne

  • get_skey_map

    Return the Isogen-style SKEY vocabulary Piping Toolset uses (component prefixes, end-condition suffixes, fitting and support keys) with scope 'isogen', or the PCF record set, substitutions and default SKEYs that import cleanly into CAESAR II with scope 'caesar-safe'. `component`

  • get_fixture_example

    Return one worked example case for a Piping Toolset plugin skill: the inputs, the expected outputs and the pass/fail status from the hand-checked calculation fixtures, with case names removed. `case` selects among the skill's cases (0-based; the result gives the count).

  • get_aisc_shape

    Return the dimensions and section properties of one AISC shape by designation (e.g. W8X31, HSS6X6X3/8, PIPE4STD, L4X4X1/2): weight, area, depth, flange and web dimensions, I, S, Z, r, J and Cw as applicable. Source: AISC Shapes Database v16.0; L, HSS and Pipe computed from nomina

  • get_pipe_dimensions

    Return the outside diameter and nominal wall thickness (in) for a nominal pipe size per ASME B36.10M / B36.19M: one schedule with its wall and inside diameter when `schedule` is given (e.g. 40, STD, XS, 80, 10S), otherwise the walls of every schedule listed at that size.

  • verify_connector

    Report whether the caller is signed in, the caller's tier, how many datasets return values at that tier, and the remaining daily lookups when the server tracks them. Returns no email, name or account id.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 15, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified against the domain pipingtoolset.com (the registry checks domain ownership)

  • ✓ Pass

    Still maintained

    Code last changed 3 days ago

  • – Not applicable

    Has a licence

    Not applicable: a cloud server run by the owner of pipingtoolset.com; you don't run code from the repo

  • ✓ Pass

    Endpoint responds

    Responded in 500 ms (HTTP 200)

  • – Not applicable

    Sign-in with OAuth

    No sign-in needed

  • ✓ Pass

    No hidden instructions in tool descriptions

    Read 10 tool descriptions and found no hidden instructions to the AI

What we check → · JSON

Makers: ask for a re-check or report wrong info

Discussion

Ask, share a tip or report that it does not work. Sorted by what people marked helpful.

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User reviews

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Compared with others in Developer toolsi

  • More stars than 77% of the other 5921 servers in this category
  • Published to the registry more recently than 92% of the other 5921 servers in this category
  • Basic checks equal to or better than 100% of the other 5921 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is Piping Toolset Engineering Data safe?

It passed 4 of 4 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

The registry does not list a required key, though some servers ask you to sign in on first use.

Does it run on my computer or in the cloud?

It runs in the maker’s cloud. Connect over the internet with nothing to install, but what you send passes through the maker’s servers.

Is it still maintained?

The GitHub repo last changed 3 days ago, and the latest version (0.1.0) reached the registry 3 days ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT on the web (full MCP on Business and above; Pro read-only).

What can I use instead?

In the same category: GitDiagram, Appllama, Cloudflare MCP, Omnara, Repowise

Similar alternatives

Same category, other makers, commands already checked. Official ones first, then by stars.

Reading a card:↓ Downloads per weeki★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

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Computer or cloud✓ service owner · repowise.dev
  • GitDiagram — Runs in the cloud, nothing to install · No key needed
  • Appllama — Runs in the cloud, nothing to install · No key needed
  • Cloudflare MCP — Runs in the cloud, nothing to install · No key needed · In Claude’s directory
  • Omnara — Runs in the cloud, nothing to install · No key needed
  • Repowise — Cloud or install on your computer · No key needed

README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

PipingToolset for Claude, ChatGPT and Codex

B31 calcs you can reproduce and defend in review, with the assistant you already use. The assistant does the interview. A script does the math. You read the table.

Six piping engineering skills, one plugin, installable in Claude Code and Claude Cowork, in ChatGPT and OpenAI Codex, and in any assistant that reads the Agent Skills format (Cursor, GitHub Copilot, Gemini CLI and others), from the people who build the free calculators at pipingtoolset.com. Written and maintained by a practicing piping engineer at Flexible Piping Solutions LLC. The same folder carries both a Claude manifest and an Agent Plugins 1.0 manifest, so the install you pick changes nothing about what the skills do.

The plugin is free and the skills run entirely on your side. An optional Engineering Data connector can hand the assistant a cited code-table value instead of making you look it up, within what your pipingtoolset.com plan covers. Every skill works without it.

ClaudeChatGPT / Codex
Landing pagepipingtoolset.com/claude/pipingtoolset.com/openai/
Install filepiping-toolset.plugin (drag into Cowork)codex plugin marketplace add pipingtoolset/pipingtoolset-claude
Invoke/piping-toolset:pipe-stress-check or name it in Cowork$pipe-stress-check in Codex, name it in ChatGPT
Manifest read.claude-plugin/plugin.jsonplugin.json (Agent Plugins 1.0, extensions.com.openai)
Engineering Data connectorDeclared by the plugin in .mcp.jsonNot declared; you add it by hand (see Add the connector)
SkillWhat it does
pipe-stress-checkSustained, occasional and expansion hand checks, the f factor by edition, which document supplies the SIFs, the formal-analysis exemption, support spans and spring variability, the ASCE 7 occasional-load build and the ASD position, owner practices (PIP PNC00004 / PNC00001 / RECE002), and a cold-eye review protocol for a CAESAR II or AutoPIPE run or a received calc package: traceability chain, modelling and documentation findings with severity, verdict recommendation. Replaces stress-screening (0.10.0); its eight engine modules are unchanged
load-case-builderComplete B31.1 / B31.3 static load case sets for CAESAR II and AutoPIPE, generated symbolically so references never go stale, with a QC gate and a report extraction matrix
pipe-supportPipe support assemblies (arm, column, welds, bolts, base plate, anchors, pier) checked for CAESAR II restraint loads: ASCE 7-22 combinations, AISC 360-22, ACI CODE-318-25 Chapter 17 (ACI 318-19 selectable) and AWS D1.1 detailing, with a PE-style review, ranked code-passing alternatives (lighter, less field work, stocked sizes) and an engineer-ready calc report. The pipingtoolset.com PiperSTR engine, verified against a published PiperSTR report value for value
stress-importAny piping source into an analysis-ready CAESAR II or AutoPIPE model with every support on a node: PDF stress isometrics transcribed and built in exact fractions, Revit / Fabrication PCF exports de-duplicated, re-vocabularied and healed, Navisworks NWC hangers and trapezes mined and snapped to the centreline, rule-placed supports, a pre-import checker (pieces and anchors, free ends, slivers, supports off node, spans over the project table), an SVG plot, the AutoPIPE translator's bend and loop-closure checks (E726-15, W726-8, E751-1), and the CAESAR II neutral-file repair after APCF import (node bands per line, T/P, fluid density, anchor codes) with an independent proof. Replaces iso-to-pcf (0.10.0); its builder and validator are unchanged
nozzle-loadPiping forces and moments on equipment nozzles, checked the way the vendor will: API 610 Table 5 and Annex F for pumps, the API 617 / 611 / 612 and NEMA SM-23 combined form for compressors and turbines, API 660 / 661 / 560 per-component and header-sum checks for exchangers and heaters, API 650 Annex P ordinates for tank shells, and the PVP2011-57100 method as the default for a pressure vessel with no API allowable. The user reads every table row; the script applies the scaling rules and the ratios. PIP RECE002 design-stage margins as an owner practice
bolted-flangePiping loads on a bolted flanged joint in a fixed order: the pressure-equivalent screen first, always, against the B16.5 rating the user reads, then the BPVC VIII-2 Part 4.16 (formerly VIII-1 Mandatory Appendix 2; pre-2025 paragraph map shown) analysis for integral and loose flanges, with bolt area, hub, radial and tangential stresses and rigidity. Flange dimensions, gasket factors, ratings and allowables all come from the user's copies

How it works

  1. The assistant never does the arithmetic. Each skill ships standard-library Python scripts. Every number a skill states comes from a script run on inputs you supplied. The scripts reproduce the pipingtoolset.com calculation engine's locked test cases (tests/fixtures/calc-core; a red parity test blocks a release).
  2. The assistant never recalls a code table value. Allowable stresses, moduli, SIFs, spans, ASCE 7 coefficients: the skill names the table, row and edition and takes the value from one of two places, your own copy of the standard or, if you have enabled the optional connector and your plan covers the table, a connector lookup that arrives with its citation. Asking it for "just the number" with neither is a pinned test, and the answer is no. The one exception is pipe-support, which bundles the AISC 360-22 tables and the AISC Shapes Database (both published free by AISC) and the ASCE 7-22 and ACI CODE-318-25 / 318-19 factors it uses; its references/code-basis.md lists every one.
  3. The edition is an input, never a silent default. Anything you leave unanswered is marked ASSUMED on the calc sheet.

The skills make no network calls. Their scripts run in your own assistant's environment, and what you type goes to Anthropic or OpenAI under the terms of your own account with them. The only part of the plugin that talks to pipingtoolset.com is the optional Engineering Data connector, and it sends only what a table lookup needs. Leave it disconnected and nothing you enter is sent to PipingToolset or Flexible Piping Solutions.

Install

In Claude Cowork
  1. Download piping-toolset.plugin from the latest GitHub Release of pipingtoolset/pipingtoolset-claude.
  2. Drag the file into a Cowork chat. A preview card appears; press Accept.

Or, in the app's plugin settings, add the marketplace pipingtoolset/pipingtoolset-claude.

To update, install the new .plugin from the latest release. An installed copy keeps any defect it shipped with until you update it, so UNCONSERVATIVE-FIX releases (see CHANGELOG.md) are the recall channel.

In Claude Code
/plugin marketplace add pipingtoolset/pipingtoolset-claude

/plugin install piping-toolset@pipingtoolset

For a local checkout: /plugin marketplace add .

In ChatGPT and Codex

The plugin folder carries an Agent Plugins 1.0 manifest (plugins/piping-toolset/plugin.json) with the OpenAI listing block, and the repository carries .agents/plugins/marketplace.json, so OpenAI's tools read it directly.

  1. With the Codex CLI installed, register the marketplace:
   codex plugin marketplace add pipingtoolset/pipingtoolset-claude
  1. Install PipingToolset from the plugin picker: /plugins in the Codex CLI, or Customize › Plugins in the ChatGPT desktop app, where it shows with the PipingToolset mark and "By Flexible Piping Solutions LLC". The Codex IDE extension does not install plugins (OpenAI's plugin docs); there, add the skills on their own as described under Other assistants.
  2. Invoke a skill as $pipe-stress-check (or /skills) in Codex, or name it in plain words in ChatGPT, as in Cowork. The Codex CLI runs the scripts with your machine's Python 3.9+; the ChatGPT desktop app runs them in its own sandbox.

The OpenAI plugin directory listing is submitted from the same archive (piping-toolset.zip, the .plugin under a .zip name, from the latest release); until it is listed, the marketplace route above is the install.

Other assistants

The skills are plain Agent Skills, so the same repository installs into any host that reads that format.

AssistantCommand
Any Agent Skills host via the skills CLI (Cursor, Copilot, Codex, Gemini CLI and others)npx skills add pipingtoolset/pipingtoolset-claude
GitHub CLIgh skill install pipingtoolset/pipingtoolset-claude
Manus, Perplexity and other skills-upload hostsUpload piping-toolset-skills.zip from the latest release; it holds only the skills/ folder, no manifest, no connector declaration and no logo

Where the skills land after a CLI install:

ScopePath
Project (default).agents/skills/ / in the current repository
User (--global / -g)~/.agents/skills/ /

Hosts without a /piping-toolset: prefix see the six skills by name (pipe-stress-check, stress-import, load-case-builder, pipe-support, nozzle-load, bolted-flange); name the one you want in plain words, as in Cowork. Each skill's frontmatter states its only requirement, Python 3.9+ with the standard library, so a host can check it before running a script.

Requirements

Python 3.9 or newer wherever the skills run: your own machine for Claude Code; Cowork's built-in sandbox provides it (confirmed on a live Cowork session with tests/e2e/COWORK-CHECKLIST.md, 2026-10-27). There is nothing else to install. The skills and their scripts send nothing anywhere. With the connector declared, your assistant contacts pipingtoolset.com when a session starts and when a skill asks for a value; every skill works with it disconnected. The connector is optional and has its own section below.

Invoking a skill

In Cowork, pick the skill from the skills menu or name it in plain words, for example "use the pipe support skill to check PS-201" or "use the pipe stress check skill: B31.3-2024, which document ...". Naming it matters, because other installed skills on the same topics would otherwise compete.

In Claude Code, use the slash form: /piping-toolset:pipe-stress-check, /piping-toolset:stress-import, /piping-toolset:load-case-builder, /piping-toolset:pipe-support, /piping-toolset:nozzle-load, /piping-toolset:bolted-flange. The plugin shows as PipingToolset in the plugin list; its id (and the command prefix) stays piping-toolset so existing installs keep working.

Engineering Data connector

An optional remote server for the Model Context Protocol (MCP): pipingtoolset-data at https://pipingtoolset.com/mcp (Streamable HTTP, stateless). The plugin declares it in .mcp.json for Claude Code and Cowork, so those hosts offer it. It does not declare it for Codex or the ChatGPT desktop app: in 0.7.0 a declaration there made Codex ask for a sign-in at install, which an optional connector must not do, so in those hosts you add it by hand (below). Installing the plugin does not contact it or ask you to sign in. The plugin stays free, every skill works without the connector, and the refusal prompts behave the same with it off. Setup and the dataset list: [pipingtoolset.com/docs/connector/](https://pipi

Only the beginning is shown; read the rest in the repo