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    mcp-neo4j-cypher

    mcpkey · package official
    io.github.neo4j-contrib/mcp-neo4j-cypher · v1.0.0
    deploy just this

    A simple Neo4j MCP server that allows you to run Cypher queries against a Neo4j database.

    run it

    on your own machines, one way per deploy method
    generated from the record, not tested yet
    #!/usr/bin/env bash
    # neo4j-cypher (io.github.neo4j-contrib/mcp-neo4j-cypher), recipe baremetal (generated).
    # Generated by Hub for toolset "my-agent"; started by mcp-my-agent-neo4j-cypher.service.
    set -euo pipefail
    export HOST=127.0.0.1 PORT=8101
    exec uvx mcp-proxy --host 127.0.0.1 --port 8101 --pass-environment -- uvx mcp-neo4j-cypher==0.5.1
    
    [Unit]
    Description=MCP server neo4j-cypher (toolset my-agent), generated by Hub
    After=network-online.target
    Wants=network-online.target
    
    [Service]
    Type=simple
    User=mcp
    Group=mcp
    EnvironmentFile=/etc/mcp/my-agent.env
    Environment=HOME=/var/lib/mcp/neo4j-cypher
    WorkingDirectory=/var/lib/mcp/neo4j-cypher
    ExecStart=/opt/mcp/my-agent/bin/neo4j-cypher.sh
    Restart=on-failure
    RestartSec=5
    NoNewPrivileges=true
    ProtectSystem=strict
    ProtectHome=true
    PrivateTmp=true
    ReadWritePaths=/var/lib/mcp/neo4j-cypher
    
    [Install]
    WantedBy=multi-user.target
    
    generated from the record, not tested yet
    docker run --rm -p 127.0.0.1:8101:8000 -e NEO4J_URI -e NEO4J_USERNAME -e NEO4J_PASSWORD -e NEO4J_DATABASE -e NEO4J_NAMESPACE -e NEO4J_RESPONSE_TOKEN_LIMIT -e NEO4J_READ_TIMEOUT -e NEO4J_READ_ONLY -e NEO4J_SCHEMA_SAMPLE_SIZE ghcr.io/astral-sh/uv:python3.12-bookworm-slim sh -c 'uvx mcp-proxy --host 0.0.0.0 --port 8000 --pass-environment -- uvx mcp-neo4j-cypher==0.5.1'
    
    generated from the record, not tested yet
    # Generated by Hub for toolset "my-agent" (2026-10-17T22:05:49+00:00).
    # Each package server runs behind a stdio->HTTP bridge and listens on localhost only.
    #   cp .env.example .env    # fill the ${VAR}s
    #   docker compose up -d && bash smoke.sh
    # Remote servers are not here: clients reach them directly (see clients/).
    name: mcp-my-agent
    services:
      neo4j-cypher:
        image: ghcr.io/astral-sh/uv:python3.12-bookworm-slim
        command:
        - sh
        - -c
        - uvx mcp-proxy --host 0.0.0.0 --port 8000 --pass-environment -- uvx mcp-neo4j-cypher==0.5.1
        ports:
        - 127.0.0.1:8101:8000
        volumes:
        - uv-cache:/root/.cache/uv
        healthcheck:
          test:
          - CMD
          - python3
          - -c
          - import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/status')
          interval: 30s
          timeout: 5s
          retries: 5
          start_period: 2m
        restart: unless-stopped
        environment:
          NEO4J_URI: ${NEO4J_URI}
          NEO4J_USERNAME: ${NEO4J_USERNAME}
          NEO4J_PASSWORD: ${NEO4J_PASSWORD}
          NEO4J_DATABASE: ${NEO4J_DATABASE}
          NEO4J_NAMESPACE: ${NEO4J_NAMESPACE}
          NEO4J_RESPONSE_TOKEN_LIMIT: ${NEO4J_RESPONSE_TOKEN_LIMIT}
          NEO4J_READ_TIMEOUT: ${NEO4J_READ_TIMEOUT}
          NEO4J_READ_ONLY: ${NEO4J_READ_ONLY}
          NEO4J_SCHEMA_SAMPLE_SIZE: ${NEO4J_SCHEMA_SAMPLE_SIZE}
    volumes:
      npm-cache: {}
      uv-cache: {}
    
    generated from the record, not tested yet
    # Generated by Hub for toolset "my-agent" (2026-10-17T22:05:49+00:00).
    #   kubectl create namespace mcp
    #   kubectl -n mcp create secret generic mcp-credentials --from-env-file=.env
    #   kubectl apply -f kubernetes.yaml
    # Services are cluster-internal: <name>.mcp.svc.cluster.local:8000/mcp. Put an ingress
    # with auth in front before exposing any of them.
    apiVersion: v1
    kind: Namespace
    metadata:
      name: mcp
    ---
    apiVersion: apps/v1
    kind: Deployment
    metadata:
      name: neo4j-cypher
      namespace: mcp
      labels: &id001
        app: neo4j-cypher
    spec:
      replicas: 1
      selector:
        matchLabels: *id001
      template:
        metadata:
          labels: *id001
        spec:
          containers:
          - name: neo4j-cypher
            image: ghcr.io/astral-sh/uv:python3.12-bookworm-slim
            ports:
            - containerPort: 8000
              name: http
            env:
            - name: NEO4J_URI
              valueFrom:
                secretKeyRef:
                  name: mcp-credentials
                  key: NEO4J_URI
            - name: NEO4J_USERNAME
              valueFrom:
                secretKeyRef:
                  name: mcp-credentials
                  key: NEO4J_USERNAME
            - name: NEO4J_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: mcp-credentials
                  key: NEO4J_PASSWORD
            - name: NEO4J_DATABASE
              valueFrom:
                secretKeyRef:
                  name: mcp-credentials
                  key: NEO4J_DATABASE
            - name: NEO4J_NAMESPACE
              valueFrom:
                secretKeyRef:
                  name: mcp-credentials
                  key: NEO4J_NAMESPACE
            - name: NEO4J_RESPONSE_TOKEN_LIMIT
              valueFrom:
                secretKeyRef:
                  name: mcp-credentials
                  key: NEO4J_RESPONSE_TOKEN_LIMIT
            - name: NEO4J_READ_TIMEOUT
              valueFrom:
                secretKeyRef:
                  name: mcp-credentials
                  key: NEO4J_READ_TIMEOUT
            - name: NEO4J_READ_ONLY
              valueFrom:
                secretKeyRef:
                  name: mcp-credentials
                  key: NEO4J_READ_ONLY
            - name: NEO4J_SCHEMA_SAMPLE_SIZE
              valueFrom:
                secretKeyRef:
                  name: mcp-credentials
                  key: NEO4J_SCHEMA_SAMPLE_SIZE
            command:
            - sh
            - -c
            - uvx mcp-proxy --host 0.0.0.0 --port 8000 --pass-environment -- uvx mcp-neo4j-cypher==0.5.1
            readinessProbe:
              httpGet:
                path: /status
                port: http
              initialDelaySeconds: 10
    ---
    apiVersion: v1
    kind: Service
    metadata:
      name: neo4j-cypher
      namespace: mcp
    spec:
      selector:
        app: neo4j-cypher
      ports:
      - port: 8000
        targetPort: http
        name: http
    
    generated from the record, not tested yet
    # Generated by Hub for toolset "my-agent" (2026-10-17T22:05:49+00:00).
    # Credentials come from the Secret 'mcp-credentials' (kubectl create secret generic ... --from-env-file=.env).
    # Each server under `servers` is one Deployment + Service; the keys after it configure
    # upstream charts a worker verified.
    servers:
      neo4j-cypher:
        enabled: true
        replicas: 1
        port: 8000
        path: /mcp
        container:
          name: neo4j-cypher
          image: ghcr.io/astral-sh/uv:python3.12-bookworm-slim
          ports:
          - containerPort: 8000
            name: http
          env:
          - name: NEO4J_URI
            valueFrom:
              secretKeyRef:
                name: mcp-credentials
                key: NEO4J_URI
          - name: NEO4J_USERNAME
            valueFrom:
              secretKeyRef:
                name: mcp-credentials
                key: NEO4J_USERNAME
          - name: NEO4J_PASSWORD
            valueFrom:
              secretKeyRef:
                name: mcp-credentials
                key: NEO4J_PASSWORD
          - name: NEO4J_DATABASE
            valueFrom:
              secretKeyRef:
                name: mcp-credentials
                key: NEO4J_DATABASE
          - name: NEO4J_NAMESPACE
            valueFrom:
              secretKeyRef:
                name: mcp-credentials
                key: NEO4J_NAMESPACE
          - name: NEO4J_RESPONSE_TOKEN_LIMIT
            valueFrom:
              secretKeyRef:
                name: mcp-credentials
                key: NEO4J_RESPONSE_TOKEN_LIMIT
          - name: NEO4J_READ_TIMEOUT
            valueFrom:
              secretKeyRef:
                name: mcp-credentials
                key: NEO4J_READ_TIMEOUT
          - name: NEO4J_READ_ONLY
            valueFrom:
              secretKeyRef:
                name: mcp-credentials
                key: NEO4J_READ_ONLY
          - name: NEO4J_SCHEMA_SAMPLE_SIZE
            valueFrom:
              secretKeyRef:
                name: mcp-credentials
                key: NEO4J_SCHEMA_SAMPLE_SIZE
          command:
          - sh
          - -c
          - uvx mcp-proxy --host 0.0.0.0 --port 8000 --pass-environment -- uvx mcp-neo4j-cypher==0.5.1
          readinessProbe:
            httpGet:
              path: /status
              port: http
            initialDelaySeconds: 10
    
    # helm install my-agent helm/my-agent -n mcp
    

    in the cloud

    one click: the provider's deploy form opens filled in, in your own account
    koyeb

    The form opens with CHANGE_ME for each value you supply: NEO4J_URI, NEO4J_USERNAME, NEO4J_PASSWORD, NEO4J_DATABASE, NEO4J_NAMESPACE, NEO4J_RESPONSE_TOKEN_LIMIT, NEO4J_READ_TIMEOUT, NEO4J_READ_ONLY, NEO4J_SCHEMA_SAMPLE_SIZE. Fill them in before you deploy.

    Clients connect to the service's https://…koyeb.app address plus /mcp.

    azure

    A Container Apps environment with one app per server, each with HTTPS ingress and one replica. The portal asks for each value you supply as a secure parameter; the deployment's outputs list the endpoints.

    connect to it

    copy what your client needs
    uvx mcp-neo4j-cypher==0.5.1
    # env: NEO4J_URI, NEO4J_USERNAME, NEO4J_PASSWORD, NEO4J_DATABASE, NEO4J_NAMESPACE, NEO4J_RESPONSE_TOKEN_LIMIT, NEO4J_READ_TIMEOUT, NEO4J_READ_ONLY, NEO4J_SCHEMA_SAMPLE_SIZE
    {
      "mcpServers": {
        "neo4j-cypher": {
          "command": "uvx",
          "args": [
            "mcp-neo4j-cypher==0.5.1"
          ],
          "env": {
            "NEO4J_URI": "${NEO4J_URI}",
            "NEO4J_USERNAME": "${NEO4J_USERNAME}",
            "NEO4J_PASSWORD": "${NEO4J_PASSWORD}",
            "NEO4J_DATABASE": "${NEO4J_DATABASE}",
            "NEO4J_NAMESPACE": "${NEO4J_NAMESPACE}",
            "NEO4J_RESPONSE_TOKEN_LIMIT": "${NEO4J_RESPONSE_TOKEN_LIMIT}",
            "NEO4J_READ_TIMEOUT": "${NEO4J_READ_TIMEOUT}",
            "NEO4J_READ_ONLY": "${NEO4J_READ_ONLY}",
            "NEO4J_SCHEMA_SAMPLE_SIZE": "${NEO4J_SCHEMA_SAMPLE_SIZE}"
          }
        }
      }
    }
    #!/usr/bin/env bash
    # Registers every server with Claude Code (run once; `claude mcp list` to check).
    set -euo pipefail
    set -a; [ -f .env ] && source .env; set +a
    claude mcp add neo4j-cypher -e "NEO4J_URI=${NEO4J_URI}" -e "NEO4J_USERNAME=${NEO4J_USERNAME}" -e "NEO4J_PASSWORD=${NEO4J_PASSWORD}" -e "NEO4J_DATABASE=${NEO4J_DATABASE}" -e "NEO4J_NAMESPACE=${NEO4J_NAMESPACE}" -e "NEO4J_RESPONSE_TOKEN_LIMIT=${NEO4J_RESPONSE_TOKEN_LIMIT}" -e "NEO4J_READ_TIMEOUT=${NEO4J_READ_TIMEOUT}" -e "NEO4J_READ_ONLY=${NEO4J_READ_ONLY}" -e "NEO4J_SCHEMA_SAMPLE_SIZE=${NEO4J_SCHEMA_SAMPLE_SIZE}" -- uvx mcp-neo4j-cypher==0.5.1
    
    {
      "mcpServers": {
        "neo4j-cypher": {
          "command": "uvx",
          "args": [
            "mcp-neo4j-cypher==0.5.1"
          ],
          "env": {
            "NEO4J_URI": "${NEO4J_URI}",
            "NEO4J_USERNAME": "${NEO4J_USERNAME}",
            "NEO4J_PASSWORD": "${NEO4J_PASSWORD}",
            "NEO4J_DATABASE": "${NEO4J_DATABASE}",
            "NEO4J_NAMESPACE": "${NEO4J_NAMESPACE}",
            "NEO4J_RESPONSE_TOKEN_LIMIT": "${NEO4J_RESPONSE_TOKEN_LIMIT}",
            "NEO4J_READ_TIMEOUT": "${NEO4J_READ_TIMEOUT}",
            "NEO4J_READ_ONLY": "${NEO4J_READ_ONLY}",
            "NEO4J_SCHEMA_SAMPLE_SIZE": "${NEO4J_SCHEMA_SAMPLE_SIZE}"
          }
        }
      }
    }
    {
      "servers": {
        "neo4j-cypher": {
          "type": "stdio",
          "command": "uvx",
          "args": [
            "mcp-neo4j-cypher==0.5.1"
          ],
          "env": {
            "NEO4J_URI": "${NEO4J_URI}",
            "NEO4J_USERNAME": "${NEO4J_USERNAME}",
            "NEO4J_PASSWORD": "${NEO4J_PASSWORD}",
            "NEO4J_DATABASE": "${NEO4J_DATABASE}",
            "NEO4J_NAMESPACE": "${NEO4J_NAMESPACE}",
            "NEO4J_RESPONSE_TOKEN_LIMIT": "${NEO4J_RESPONSE_TOKEN_LIMIT}",
            "NEO4J_READ_TIMEOUT": "${NEO4J_READ_TIMEOUT}",
            "NEO4J_READ_ONLY": "${NEO4J_READ_ONLY}",
            "NEO4J_SCHEMA_SAMPLE_SIZE": "${NEO4J_SCHEMA_SAMPLE_SIZE}"
          }
        }
      }
    }
    name: my-agent
    target: local
    servers:
    - hub: io.github.neo4j-contrib/mcp-neo4j-cypher
    
    • not probed yet: tools unpinned, ingest lists them

    tools

    Probe result: faileddocker: the container exited: ^ | File "<path>", line 306, in send_request | raise McpError(response_or_error.error) | mcp.shared.exceptions.McpError: Connection closed +------------------------------------; baremetal: MCPError: Connection closed; server stderr: …ges in 183ms Traceback (most recent call last): File "<path>", line 6, in <module> from mcp_neo4j_cypher import main File "<path>", line 4, in <module> from . import server File "<path>", line 8, in <module> from fastmcp.tools.tool imp…

    runs · 1

    the latest tests of this entry by the hub and its workers, newest first
    dateworkermethodstatussandboxreason
    2026-10-17 12:29 local-mac-vm docker failed gvisor docker: the container exited: ^ | File "<path>", line 306, in send_request | raise McpError(response_or_error.error) | mcp.shared.exceptions.McpError: Connectio…