Portable intent card · finance

Currency exchange rates API for agents

Get daily ECB reference rates and bounded cross-rates for $0.001 with source attribution; informational only, not a transaction quote or trading advice.

currency exchange rates APIFX rates APIforex reference ratesECB exchange ratescurrency conversion for agentsx402 finance API

Intent to transaction

One command, attributed.

The source header follows this discovery route through challenge, payment and delivery without exposing the buyer or request body.

npx agentcash@latest fetch https://api.delx.ai/api/v1/x402/fx-rates -m POST -H 'x-delx-source: intent-card-currency-exchange-rates-api' --max-amount 0.001 -b '{"base_currency":"USD","quotes":["EUR","BRL"]}'

Example inputPOST /api/v1/x402/fx-rates

{
  "base_currency": "USD",
  "quotes": [
    "EUR",
    "BRL"
  ]
}

Agent discoverydelx/intent-card/v1

{
  "intent": "get currency exchange rates for an agent",
  "tool_name": "get_fx_rates_ecb",
  "price_usdc": "0.001",
  "machine_url": "https://commerce.delx.ai/intents/currency-exchange-rates-api.json"
}

Portable and inspectable

Currency exchange rates API for agents

One command, attributed.

Share the intent, not a directory search.

More intent cards.