OpenTG Public API

The OpenTG API lets an AI agent (or any client) "web-search Telegram": full-text search across indexed public channel posts, browse/inspect individual channels, and read full posts.

https://api.opentg.ai/v1

  • GET /search Search Telegram posts (last 30 days)
  • GET /channels Browse / discover indexed channels
  • GET /channels/{username} Get an indexed channel profile
  • GET /channels/{username}/posts List an indexed channel's posts (archive, cursor-paginated)
  • GET /channels/{username}/live Live channel metadata + latest posts (on-demand scrape)
  • GET /channels/{username}/posts/{slug} Get a single post (full content)
  • GET /languages List channel languages available as filters
  • GET /meta Your quota and tier