PublicAPIs.io MCP Server
io.publicapis/directoryv1.0.0
Search 1,500+ public APIs with docs, code and auth/free-tier filters; list or sponsor your API.
context tax
pending
security
pending
cold start
hosted
freshness
pending
Our reading of PublicAPIs.io, from the data
PublicAPIs.io is a documentation MCP server, listed in the official MCP Registry.
We haven't measured its tool list yet, so its token cost is unknown.
It runs as a hosted endpoint, so there is nothing to install.
Install PublicAPIs.io MCP server
Install in Claude Code
claude mcp add --transport http io-publicapis-directory https://publicapis.io/mcpInstall in Cursor
{
"mcpServers": {
"io-publicapis-directory": {
"url": "https://publicapis.io/mcp"
}
}
}Install in Claude Desktop
{
"mcpServers": {
"io-publicapis-directory": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://publicapis.io/mcp"
]
}
}
}Or add it as a custom connector under Settings → Connectors. The config above bridges via mcp-remote.
Install in VS Code
{
"servers": {
"io-publicapis-directory": {
"type": "http",
"url": "https://publicapis.io/mcp"
}
}
}Install in Windsurf
{
"mcpServers": {
"io-publicapis-directory": {
"serverUrl": "https://publicapis.io/mcp"
}
}
}Remote endpoints
- streamable-http
https://publicapis.io/mcp
Freshness
Not enough public signals yet to judge maintenance.
Last commit (default branch)
no data · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-10-15 · 3d ago · official registry · v1.0.0
How it compares in Documentation
Against the most-starred documentation servers we index. Token cost is per model turn, measured from each server's live tool list.
| Server | Stars | Tools | Tokens / turn | Freshness | Runs |
|---|---|---|---|---|---|
| PublicAPIs.io (this) | — | — | not measured | — | hosted |
| Context7 | 63,264 | 2 | 1,188 | Active | local + hosted |
| Context7 | 63,264 | — | not measured | Active | — |
| Docs | 28,892 | — | not measured | Active | local |
| React Spectrum | 15,963 | — | not measured | — | local |
| Docs | 12,599 | — | not measured | — | local |
FAQ
›How do I install the PublicAPIs.io MCP server in Claude Code?
Run: claude mcp add --transport http io-publicapis-directory https://publicapis.io/mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does PublicAPIs.io require an API key?
No required environment variables are declared in its published metadata.
›Can I use PublicAPIs.io as a remote (hosted) MCP server?
Yes. It is a hosted MCP server; connect to its URL with any client that supports remote MCP.
›Is PublicAPIs.io in the official MCP registry?
Yes, as io.publicapis/directory.
Sources and method
- Official MCP Registry entry
- updated 2026-10-15
- Last checked against all sources
- 2026-10-19
The description, packages and links come from the maintainer's own published metadata. Token cost, security signals, freshness and the reading above are MCPSkillHub's own measurements; see the methodology. Spot an error? Request a correction or claim the listing.
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