Looker Health MCP Tool
Provides MCP tools to perform Looker health checks (health_pulse, health_analyze, health_vacuum) via the MCP Toolbox connector.
README
Looker Health MCP Tool
Local ADK agent + MCP Toolbox connector for Looker health checks (health_pulse, health_analyze, health_vacuum).
Architecture
flowchart LR
A[ADK Agent] -->|McpToolset| B[MCP Toolbox :5000/mcp]
B -->|reads| C[tools.yaml]
B -->|built-in kinds| D[looker-health-pulse / analyze / vacuum]
D -->|Looker API| E[Looker instance]
| Component | Role |
|---|---|
| ADK Agent | Chat UI (adk web) + Ollama model; calls tools via MCP |
| MCP Toolbox | Reads tools.yaml and exposes built-in Looker health tools over MCP |
| tools.yaml | Declares Looker source, tool kinds, and toolset — no custom tool code |
| Looker API | Your configured Looker instance |
Quick start
- Copy
.toolbox.env.example→.toolbox.envand set Looker API3 credentials. - Download the MCP Toolbox binary as
toolbox(not committed to this repo). - Start toolbox:
source .toolbox.env && ./toolbox --tools-file tools.yaml --port 5000 - Create venv, install deps:
python3 -m venv .venv && source .venv/bin/activate && pip install -r requirements.txt - Copy env for the agent and run:
adk web --port 8000
See looker_health_agent/agent.py and tools.yaml for configuration details.
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