{"name":"K-culture data for AI agents — paid per call in JPYC or USDT on Kaia (x402)","payment":{"protocol":"x402","x402Version":2,"scheme":"exact","network":"eip155:8217","chainId":8217,"payTo":"0x1738EA3df9EE26c65037C6AC75e088c351BAaEb9","gasless":"the buyer only signs; no KAIA needed","headers":{"required":"PAYMENT-REQUIRED","payment":"PAYMENT-SIGNATURE","receipt":"PAYMENT-RESPONSE","v1":"X-PAYMENT accepted"},"assets":[{"symbol":"JPYC","address":"0xe7c3d8c9a439fede00d2600032d5db0be71c3c29","decimals":18,"method":"EIP-3009 transferWithAuthorization (x402 exact, standard)","price":"yen price"},{"symbol":"USDT","address":"0xd077a400968890eacc75cdc901f0356c943e4fdb","decimals":6,"method":"EIP-2612 permit (non-standard extension; spender = extra.spender in the 402 response)","price":"yen price converted to USD, rounded up to the cent"}]},"languages":"every endpoint takes lang=ja (default) | en | ko","endpoints":[{"method":"GET","path":"/v1/kpop/search","params":{"q":"artist or title"},"priceYen":0,"returns":"matching concerts in Korea (next 6 months) with concert ids"},{"method":"GET","path":"/v1/seoul/trip-pack","params":{"id":"concert id from /v1/kpop/search, e.g. PF303322"},"priceYen":50,"returns":"Japanese trip pack: schedule, seat prices in yen, ticket sites, venue + map, nearest stations and last trains, live crowd and weather near the venue, popular areas nearby, nearby hotels/food/spots, same-week festivals"},{"method":"GET","path":"/v1/kpop/new","params":{"q":"artist (optional, Japanese OK)","since":"YYYYMMDD (optional, default 7 days)"},"priceYen":3,"returns":"newly registered or updated concerts in Korea (Japanese titles), for repeated checks"},{"method":"GET","path":"/v1/seoul/now","params":{"place":"place name or code from /v1/seoul/places"},"priceYen":3,"returns":"live crowd level, 12-hour crowd forecast, weather and events for a Seoul place (Japanese), refreshed every ~5 minutes"},{"method":"GET","path":"/v1/seoul/subway","params":{"station":"station name (Japanese or Korean), e.g. 弘大入口"},"priceYen":3,"returns":"next trains at a Seoul subway station right now, in Japanese"},{"method":"GET","path":"/v1/airport/icn","params":{},"priceYen":3,"returns":"Incheon Airport departure-hall waiting minutes and queue per gate (T1, T2), live, in Japanese"},{"method":"GET","path":"/v1/seoul/places","params":{},"priceYen":0,"returns":"the 121 Seoul places with Japanese names and codes"},{"method":"GET","path":"/v1/kpop/concerts","params":{"from":"YYYYMMDD","to":"YYYYMMDD"},"priceYen":3,"returns":"Seoul pop concerts"},{"method":"GET","path":"/v1/korea/festivals","params":{"lang":"ja|en|ko","from":"YYYYMMDD"},"priceYen":3,"returns":"festivals and events in Korea"}],"mcp":"https://github.com/k-agentpay/kaia-x402#use-it-from-an-agent-mcp","source":"https://github.com/k-agentpay/kaia-x402","data":"Text data only. Japanese text is machine-translated. Paid responses carry the data license notice."}