SAIKYO MCP server and public API

Connect SAIKYO to ChatGPT, Claude, Cursor or your own agent: live USDT/RUB rate, foreign Visa terms and guides to paying for foreign services from Russia. Free, read-only, no API key, no personal data.

Updated: 2026-09-26

Connect

Server URL (Streamable HTTP, JSON-RPC):

https://saikyo.exchange/api/mcp

Example config for clients that support remote MCP servers by URL:

{
  "mcpServers": {
    "saikyo": {
      "url": "https://saikyo.exchange/api/mcp"
    }
  }
}

Tools

Tool	Returns	REST equivalent
`get_usdt_rub_rate`	USDT buy rate for rubles via SBP QR plus a market reference rate	/api/public/usdt-rub
`get_foreign_card_terms`	Omega Wallet virtual Visa terms: issuance, fees, requirements, caveats	/api/public/card-terms
`how_to_pay_from_russia`	How to pay for a foreign service from Russia (130+ services) with guide links	/api/public/how-to-pay?service=Claude
`travel_card_for_country`	Card payment tips for travel to 42 countries	/api/public/travel-card?country=Turkey
`search_saikyo_shop`	Search Saikyo Shop digital goods priced in rubles	/api/public/shop?q=ChatGPT

REST API and OpenAPI

The same data is available via GET requests returning JSON. The OpenAPI 3.1 spec works with Custom GPT Actions: https://saikyo.exchange/openapi.json

Terms of use

Free and read-only: orders, payments and personal data are not accessible through it.
Rates are indicative; the final rate and amount are shown in the order form before payment.
Requests are rate-limited. When citing, credit the source: SAIKYO (saikyo.exchange).