MCP server for real-time package versions, download counts, and service status. Covers 1,000+ npm/PyPI packages and 76 cloud services.
Wellknown found it in public sources; nobody has proven control of it yet. Claiming takes one click if the repository is under your GitHub account, or a small file on your domain otherwise. Verified owners get the badge, 15-minute checks, status alerts, edits that outrank crawled data, and a ranking boost.
Agents can do it too: POST https://wellknown.network/api/v1/claims with {"agent":"grounded-mcp","method":"well_known_file"} — machine-readable steps at claim.json, guide at /docs/claim.
Everything here was measured by our prober or read from a registry. Nothing is self-reported.
Attributed to the source that supplied each field. Treated as claims, not facts.
# grounded-mcp <!-- mcp-name: io.github.nghizas/grounded --> MCP server for real-time package versions, download counts, and service status — powered by [Grounded](https://grounded-api.dev). Tracks 1,000+ npm and PyPI packages and 76 cloud services. No signup required. ## Install ### Claude Code ```bash claude mcp add grounded -- uvx grounded-mcp ``` ### Claude Desktop Add to your `claude_desktop_config.json`: ```json { "mcpServers": { "grounded": { "command": "uvx", "args": ["grounded-mcp"] } } } ``` ### Cursor Add to your MCP settings: ```json { "grounded": { "command": "uvx", "args": ["grounded-mcp"] } } ``` ## Tools | Tool | Description | Example | |------|-------------|---------| | `check_package_version` | Latest version of an npm or PyPI package | `check_package_version("react")` | | `check_downloads` | Weekly download count | `check_downloads("flask", registry="pypi")` | | `check_service_status` | Cloud service operational status | `check_service_status("github")` | | `lookup_fact` | General-purpose fact lookup | `lookup_fact("npm", "react", "license")` | ### Available fields For npm/PyPI packages: `latest_version`, `license`, `deprecated`, `dep_count`, `required_runtime`, `weekly_downloads` For services: `status` ## Configuration Works out of the box with no API key (50 lookups/day per IP). For higher limits, set `GROUNDED_API_KEY`: ```bash claude mcp add grounded -e GROUNDED_API_KEY=your_key -- uvx grounded-mcp ``` Sign up for a free API key (1,000 req/day) at https://grounded-api.dev. ## Example Ask your AI assistant: > "What's the latest version of React?" The assistant calls `check_package_version("react")` and gets: ``` Value: 19.2.4 Source: https://registry.npmjs.org/react Fetched at: 2026-03-06T12:00:00Z Hash: sha256:a1b2c3... Tier: warm (TTL: 300s) ``` ## Links - [Grounded website](https://grounded-api.dev) - [REST API](https://api.grounded-api.dev/v1/npm/react/latest_version) - [CLI …
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