Search everything from one endpoint
Papers. Court rulings. Books. Hacker News. Wikipedia. One endpoint.
# No key needed for trial. Add Authorization header for Pro.
curl "https://api.jail.li/v1/search?q=transformer+attention&type=academic&limit=5"
# Returns JSON: results with title, author, year, score.
# Every field comes from the original document. Nothing is generated.
What's in the index
Academic papers. Books. US case law (1658–2020). Wikipedia in 12 languages. Hacker News. Forums. News. Music. Film. Geographic data. Package registries. Filter with ?type=academic or search everything at once.
Three endpoints. That's the whole API.
# Search
GET /v1/search?q=query&type=academic&limit=10&cursor={next_cursor}
# Document detail
GET /v1/detail/{id}
# Available types
GET /v1/types
MCP server available. Plug J'AIL into Claude, Cursor, or any MCP-compatible tool.
What this is not
Not a web search engine. Curated sources only. If it's not in the corpus, you won't find it.
Keyword search. You get what you search for. Exact terms, exact matches.
Pricing
No key, no guarantee. Subscribe if you find it useful.
Pro
$10/mo
- 10,000 queries/month
- 50 results per query
- 10 requests/second
- All types
Subscribe
Lost your API key? Email me from your purchase email for a replacement.
Questions, bad results, dedicated instances, or custom volume? Email me.