# PodLexicon

> Search AI summaries of 75,000+ podcast episodes across 130+ podcasts.

PodLexicon indexes 75,000+ episodes and publishes three levels of AI-generated summary for each, spanning
technology, AI, investing, science, history, health, economics, psychology, and more.

## What's here

- Keyword and semantic search across 75,000+ episode summaries
- Three-level AI summaries per episode: brief (~400 tokens), topics (~600 tokens), detailed (~2500 tokens)
- 130+ podcasts including: Lex Fridman, Dwarkesh Podcast, Huberman Lab, The Cognitive Revolution,
  Latent Space, 80,000 Hours, Invest Like the Best, Acquired, Tim Ferriss, Ezra Klein, Hidden Brain,
  Radiolab, Freakonomics, TED Talks Daily, Ben Shapiro Show, and more.

## API (free tier, 1,000 req/day)

Get a free key at: https://podlexicon.com/developers

- Search: GET https://podlexicon.com/api/v1/public/v1/search?q={query}&limit=10
  Header: X-API-Key: YOUR_KEY
- Episode metadata (no auth): GET https://podlexicon.com/api/v1/public/v1/episodes/{id_or_slug}
- Episode summaries (brief, topics, detailed): GET https://podlexicon.com/api/v1/public/v1/episodes/{id_or_slug}/transcript
  Header: X-API-Key: YOUR_KEY

## MCP server

Hosted, no installation: https://podlexicon.com/mcp/

Streamable HTTP. Works with no API key at 20 calls/day; send an API key in an
X-API-Key or Authorization: Bearer header for 1,000 calls/day.

Tools: search_episodes, get_episode_summary, get_episode, find_similar_episodes,
browse_catalogue, get_episodes_by

The API and MCP server return AI-generated summaries. Raw transcript text is not available at any tier.

Setup instructions: https://podlexicon.com/agents

## Documentation

Full API docs:   https://podlexicon.com/developers
OpenAPI schema:  https://podlexicon.com/api/v1/openapi.json