Qiskit Code Assistant MCP Server
by qiskitio.github.Qiskit/qiskit-code-assistant-mcp-serverv0.4.0
MCP server for the Qiskit Code Assistant intelligent code completion
context tax
queued
security
queued
cold start
queued
freshness
Active2d ago
Install Qiskit Code Assistant MCP server
Install in Claude Code
claude mcp add qiskit-code-assistant -e QISKIT_IBM_TOKEN='<qiskit-ibm-token>' -- uvx qiskit-code-assistant-mcp-serverInstall in Cursor
{
"mcpServers": {
"qiskit-code-assistant": {
"command": "uvx",
"args": [
"qiskit-code-assistant-mcp-server"
],
"env": {
"QISKIT_IBM_TOKEN": "<qiskit-ibm-token>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"qiskit-code-assistant": {
"command": "uvx",
"args": [
"qiskit-code-assistant-mcp-server"
],
"env": {
"QISKIT_IBM_TOKEN": "<qiskit-ibm-token>"
}
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"qiskit-code-assistant": {
"type": "stdio",
"command": "uvx",
"args": [
"qiskit-code-assistant-mcp-server"
],
"env": {
"QISKIT_IBM_TOKEN": "<qiskit-ibm-token>"
}
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"qiskit-code-assistant": {
"command": "uvx",
"args": [
"qiskit-code-assistant-mcp-server"
],
"env": {
"QISKIT_IBM_TOKEN": "<qiskit-ibm-token>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| QISKIT_IBM_TOKEN | yes | yes | Your IBM Quantum API token for authentication |
| QCA_TOOL_API_BASE | — | — | Qiskit Code Assistant API base URL |
| QCA_TOOL_MODEL_NAME | — | — | Default model name for code completion |
Freshness
Active — last maintenance signal 2d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-10-08 · 2d ago · GitHub
Latest release
2026-10-08 · 2d ago · GitHub · meta-v0.12.1
Package published
no data · npm/PyPI
Registry entry updated
2026-04-20 · 6mo ago · official registry · v0.4.0
FAQ
›How do I install the Qiskit Code Assistant MCP server in Claude Code?
Run: claude mcp add qiskit-code-assistant -e QISKIT_IBM_TOKEN='<qiskit-ibm-token>' -- uvx qiskit-code-assistant-mcp-server. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Qiskit Code Assistant require an API key?
Yes. It expects QISKIT_IBM_TOKEN, of which 1 is a secret.
›Can I use Qiskit Code Assistant as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Qiskit Code Assistant in the official MCP registry?
Yes, as io.github.Qiskit/qiskit-code-assistant-mcp-server.