One search across all technical documentation

One API and MCP server for fast, accurate, up-to-date information from across the technical web.

Index covers 100,000+ libraries, frameworks, and APIs

Read the docs

A single route to technical knowledge.

One endpoint. One MCP server. Every doc your agent needs, returned as structured, citable context.

Fast

Get ranked sources and token-budgeted context, 43% faster than other search tools.

From the source

Every doc comes straight from its publisher, with no crawlers and no scrape lag.

Structured for agents

Your agent asks in plain language, and Index finds the right docs.

Give your agent the whole technical web

One API MCP server for over 100,000+ libraries, frameworks, and APIs