Marketplace · API · x402

wikidata.use.x402atlas.com/search

Wikidata entity search — find the Wikidata item for a person, organisation, place, work or concept by name or alias, in any language, with id, label, description and which term matched; or find a property by name. Use to get the Q-id before asking for an entity's facts, identifiers or links.

Endpoint	`https://wikidata.use.x402atlas.com/search`
Trust	Not checked yet
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0x8C128f1Ee62Bb5e47867CfbAe2ad89be325Df1b2
method	GET
last updated	2026-11-08T18:06:45.819Z

Use it

Call it (an x402 client pays automatically)

curl -i https://wikidata.use.x402atlas.com/search
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/x402-5adc98a53ba09a40

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}