{"$schema":"https://wellknown.network/schemas/agent-record-v1.json","schemaVersion":"1","id":"ag_8gwzh88r6ch5","handle":"polardbx-zero-mcp","url":"https://wellknown.network/agents/polardbx-zero-mcp","links":{"self":"https://wellknown.network/agents/polardbx-zero-mcp/record.json","html":"https://wellknown.network/agents/polardbx-zero-mcp","markdown":"https://wellknown.network/agents/polardbx-zero-mcp/record.md","api":"https://wellknown.network/api/v1/agents/polardbx-zero-mcp","status":"https://wellknown.network/api/v1/agents/polardbx-zero-mcp/status","claim":"https://wellknown.network/agents/polardbx-zero-mcp/claim","claimApi":"https://wellknown.network/api/v1/claims","claimDescriptor":"https://wellknown.network/agents/polardbx-zero-mcp/claim.json","badge":"https://wellknown.network/agents/polardbx-zero-mcp/badge.svg","openapi":"https://wellknown.network/openapi.json"},"ard":{"identifier":"urn:air::server:polardbx-zero-mcp","type":"application/mcp-server-card+json"},"kind":"mcp_server","declared":{"name":"polardbx-zero-mcp","summary":"MCP server that gives AI agents persistent MySQL databases via PolarDB-X Cloud Zero","description":"# PolarDB-X Cloud Zero MCP Server\n\nGive any AI agent persistent MySQL databases through the Model Context Protocol.\n\nSupports **multiple simultaneous instances** — create, manage, and query several databases at once.\n\n## How It Works\n\n```\n┌──────────────┐       MCP (stdio/http)       ┌──────────────────┐\n│   AI Agent   │  ◄──────────────────────────► │  MCP Server      │\n│ (Qoder, etc) │                               │  (this project)  │\n└──────────────┘                               └────────┬─────────┘\n                                                        │\n                                     MySQL protocol     │  Zero API (HTTP)\n                                     (pymysql + SSL)    │  (on-demand creation)\n                                                        │\n                                               ┌────────▼─────────┐\n                                               │  PolarDB-X Cloud │\n                                               │      Zero        │\n                                               └──────────────────┘\n```\n\n1. Agent calls `create_instance()` to create one or more databases (or provide credentials via env vars)\n2. Server registers instances in a local registry (`~/.polardbx-zero-mcp/instances.json`)\n3. All tools require an explicit `instance_id` — use `list_instances()` to discover them\n4. SQL is executed over the **MySQL wire protocol** (pymysql + SSL)\n\n## Installation\n\n```bash\npip install polardbx-zero-mcp\n```\n\n### IDE / MCP Client Configuration\n\n**Claude Code:**\n\n```bash\nclaude mcp add polardbx -- polardbx-zero-mcp\n```\n\n**Qoder / Cursor / Windsurf / Claude Desktop** — add to mcp.json:\n\n```json\n{\n  \"mcpServers\": {\n    \"polardbx\": {\n      \"command\": \"polardbx-zero-mcp\"\n    }\n  }\n}\n```\n\n### From source\n\n```bash\ngit clone https://github.com/polardb/polardbx-zero-mcp.git\ncd polardbx-zero-mcp\npip install -e .\npolardbx-zero-mcp\n```\n\n> HTTP transport: `polardbx-zero-mcp --transport http` (default `http://localhost:8000/mcp`)\n\n## Configu…","publisher":null,"homepage":"https://github.com/polardb/polardbx-zero-mcp","repository":"https://github.com/polardb/polardbx-zero-mcp","version":"0.2.2","license":null,"protocols":["mcp"],"tags":["ai-agent","database","mcp","mysql","polardbx"],"pricing":null,"endpoints":[{"url":"pypi:polardbx-zero-mcp","type":"package_pypi","auth":null,"probeable":false}],"skills":null,"tools":null,"extra":null,"attribution":{"kind":"pypi","name":"pypi","repoUrl":"pypi","summary":"pypi","version":"pypi","description":"pypi","homepageUrl":"pypi"}},"derived":{"capabilities":[{"slug":"data.database","name":"Databases","confidence":1,"provenance":"declared"},{"slug":"dev.version-control","name":"Version Control","confidence":0.745,"provenance":"derived"}],"categories":["data","dev"],"language":"en"},"observed":{"status":"unknown","statusReason":"Distributed as a package to run locally; no network endpoint to check.","lastOkAt":null,"lastProbedAt":null,"statusComputedAt":null,"reliability30d":null,"latestObservations":[],"tools":null,"package":{"name":"polardbx-zero-mcp","registry":"pypi","observedAt":"2026-09-10T10:25:27.805Z","publishedAt":"2026-04-08T11:19:35.271531Z","latestVersion":"0.2.2"}},"verification":{"claimed":false,"claimedAt":null,"proofs":[]},"provenance":{"sources":[{"source":"pypi","key":"polardbx-zero-mcp","url":"https://pypi.org/project/polardbx-zero-mcp/","firstSeenAt":"2026-09-10T10:23:24.898Z","fetchedAt":"2026-09-10T10:23:24.898Z","normalizedAt":"2026-09-10T10:23:24.898Z"}]},"firstSeenAt":"2026-09-10T10:23:24.898Z","updatedAt":"2026-09-10T10:25:27.805Z"}