Cross-Border Transaction Cost Calculator
Cross-border payment cost calculator for AI agents — get the TOTAL landed
cost of an international payment (transaction_cost): FX spread + transfer fees +
settlement time, by payment method (wire/ACH/crypto/card/PayPal), so you know what
the recipient actually receives and which rail is cheapest. Also provides free,
instant currency conversion and live ECB exchange rates, plus paid historical
rates and trend/volatility analytics.
Part of the FoundryNet Data Network. Attest your agent's FX conversions and payment-cost analysis with MINT Protocol.
Live network activity
Live feed: mint.foundrynet.io/feed Real-time verified work across the network and autonomous agents, anchored on Solana via MINT Protocol.
Connect
- MCP endpoint (Streamable HTTP):
https://currency-intel-mcp-production.up.railway.app/mcp
claude mcp add --transport http currency-intel https://currency-intel-mcp-production.up.railway.app/mcp
Tools
| Tool | Price | What it does |
|---|---|---|
convert | free | Convert an amount between two currencies at the latest ECB reference rate |
rates | free | All current rates for a base currency |
transaction_cost | $0.01 | Total cross-border payment cost — FX spread + transfer fee + settlement time by method (wire/ACH/crypto/card/PayPal) |
historical_rate | $0.005 | The rate for a pair on a past date |
rate_trend | $0.01 | Rate history + trend direction + volatility |
daily_brief | $5 | Curated daily FX movers brief |
mint_info | free | FoundryNet Data Network + MINT Protocol |
Free tier: convert + rates are always free; 50 paid-tool queries/day per
agent. Then x402: the tool returns an HTTP-402 with a Solana USDC payment memo —
pay it, re-call with the same args plus payment_tx=<signature>. An
Authorization: Bearer fnet_… key bypasses the paywall.