flowchart LR
    A["Assistant<br/>teaches a topic"] --> B["create_study_set"]
    B --> C["Set appears in the<br/>Vocabit app"]
    C --> D["Learner works<br/>through it"]
    D --> E["get_set_results"]
    E -->|weak cards| A

npx -y vocabit-mcp --demo

npx @modelcontextprotocol/inspector npx -y vocabit-mcp --demo

claude mcp add vocabit -- npx -y vocabit-mcp

{
  "mcpServers": {
    "vocabit": {
      "command": "npx",
      "args": ["-y", "vocabit-mcp"],
      "env": {
        "VOCABIT_BASE_URL": "https://your-vocabit-backend.example.com",
        "VOCABIT_AGENT_KEY": "your-agent-key"
      }
    }
  }
}

export VOCABIT_BASE_URL=https://your-vocabit-backend.example.com
export VOCABIT_AGENT_KEY=...   # must match one of AGENT_API_KEYS on the backend
npx -y vocabit-mcp

git clone https://github.com/JohnBilousov/vocabit-mcp && cd vocabit-mcp
npm install
npm run build
npm test          # tool surface + full loop over an in-memory MCP transport
npm run inspect   # demo mode in the MCP Inspector

src/
  index.ts        CLI entry, stdio transport
  config.ts       env → Config, demo-mode resolution
  server.ts       tool / resource / prompt registration
  schemas.ts      zod input and output shapes
  format.ts       human-readable summaries next to structuredContent
  client/
    types.ts      wire types + VocabitClient contract
    http.ts       live backend
    mock.ts       in-memory backend for demo mode