MCP.Market

Quantum OpenQASM MCP server

by markusvankempen·io.github.markusvankempen/quantum-openqasm-mcp·v1.7.3

IBM Quantum OpenQASM 2.0 MCP — list backends, submit QASM, poll jobs, get histograms.

C57/100grade C
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Safety scan
C57/100

full report

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0 stars50 downloads/wk

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Quantum OpenQASM MCP tools (10, 2 write)

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

  • cancel_jobwrite action

    Cancel a queued or running quantum job.

  • check_credentials

    Check which IBM Quantum env vars are set (masked) and test IBM IAM connectivity.

  • get_backend

    Get details for a specific IBM Quantum backend by name.

  • get_backend_configuration

    Get gate set and coupling configuration for a backend (useful for ISA circuit prep).

  • get_job_result

    Get job status and results in one call (legacy combined tool).

  • get_job_results

    Get measurement results from a completed quantum job.

  • get_job_status

    Get the current status of a quantum job without fetching full results.

  • list_backends

    List available IBM Quantum backends with name, status, and qubit count.

  • list_jobs

    List recent quantum jobs submitted by this account.

  • submit_qasm_jobwrite action

    Submit an OpenQASM 2.0 ISA circuit to IBM Quantum hardware via SamplerV2.

Public scan report

scanner v0.1.9 · 2026-09-27 · same rubric, same numbers if you re-run it

2 medium
  • Code scan21 source files scanned15/25
  • –Live reliabilityno gateway calls yet and no remote to proben/a
  • –Tool poisoningtools not inspected (local package is not executed); not countedn/a
  • Auth qualitystatic API keys via environment variables6/15
  • Maintenancelast push 93 days ago8/15
  • Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10

Findings (2)

  • mediumnpm install lifecycle script presentinstall.script
  • mediumnpm install lifecycle script presentinstall.script
    package.json: …", "start": "node dist/cli.js", "postinstall": "node dist/postinstall.js", "prepub…
Overall 57/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How Quantum OpenQASM MCP compares

Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
57/100
higher than 12% of 48,255 servers
Tools
10
the typical server has 7
Tools that change things
20%
typical: 0%. Fewer write tools means less an agent can break
Downloads a week
50
more than 42% of 12,191 servers with a package

What its tools let an agent do: 8 read · 1 change · 1 delete

Install Quantum OpenQASM MCP in Claude Code, Cursor or VS Code

Runs npx -y @markusvankempen/quantum-openqasm-mcp on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add quantum-openqasm-mcp -- npx -y @markusvankempen/quantum-openqasm-mcp
Add to Cursor

What the publisher says

From the Quantum OpenQASM MCP repository's README, as published. We do not edit it. Read it on GitHub

Quantum OpenQASM Assistant

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Quantum OpenQASM Assistant is a VS Code extension and Model Context Protocol (MCP) server for IBM Quantum — submit OpenQASM 2.0 circuits to real quantum hardware and simulators from Cursor, VS Code, IBM Bob, and Google Antigravity. Includes Quantum Lab (interactive circuit editor), live job polling, measurement histograms, Bell state / GHZ examples, SamplerV2 REST integration, and one-click MCP setup for AI coding assistants.

Search terms: quantum computing · openqasm · qasm · ibm quantum · qiskit · quantum circuit · quantum hardware · mcp server · model context protocol · cursor mcp · vscode quantum · ai quantum assistant · quantum programming · qubit · bell state

Author: Markus van Kempen Email: markus.van.kempen@gmail.com · mvk@ca.ibm.com Website: markusvankempen.github.io No bug too small, no syntax too weird.

Overview

Quantum OpenQASM Assistant connects AI agents and developers to IBM Quantum through a pure TypeScript MCP server and VS Code extension. Submit OpenQASM 2.0 ISA circuits, poll job status, and view measurement histograms — locally via stdio or remotely via SSE on IBM Code Engine.

Shortened. The full README is on GitHub.

Nothing above is checked by us. What we check is on the safety report.

Quantum OpenQASM MCP: common questions

Is Quantum OpenQASM MCP server safe?
With care: it is graded C, so read the findings first (57/100). Read the Quantum OpenQASM MCP safety report
How do I install Quantum OpenQASM MCP?
It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Quantum OpenQASM MCP need an API key?
Yes. The registry entry asks for IBM_API_KEY.
Is Quantum OpenQASM MCP maintained?
The last commit was 131 days ago (2026-06-26). The latest release is v1.7.3.
How does Quantum OpenQASM MCP compare with other MCP servers?
safety score 57/100 (higher than 12% of 48,255 servers); tools 10 (the typical server has 7); tools that change things 20% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.

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