# Toolsmith

Foreign exchange reference rates from the European Central Bank.

- Status: Listed — not yet verified
- Category: [MCP Tools](https://x402looker.com/category/mcp-tools/)
- Website: https://toolcall.click

## What it does

Foreign exchange reference rates from the European Central Bank. Base currency plus optional symbols filter. Updated daily on ECB schedule. JSON response. $0.002 USDC per call, pay via x402, no API key.

Audience: ai-agents, developers. Tags: tools, tool.

## Pricing

- Pricing model: per-request
- Price hint: $0.002/request
- Accepted tokens: USDC
- Chain: base
- Facilitator: coinbase-cdp

## How agents pay

1. The agent sends a plain request and receives an HTTP 402 response describing the price and payment requirements.
2. The agent signs a payment payload for the exact amount on base and attaches it to a retried request.
3. The facilitator verifies and settles the payment, then the service returns the paid response.

## Related services

- [TaxPulse — Global Tax Code Intelligence API](https://x402looker.com/service/taxpulse-global-tax-code-intelligence-api/) — Global tax intelligence API.
- [x402 Agent Wallet Tools](https://x402looker.com/service/x402-agent-wallet-tools/) — A buyer-side control console for signature risk, EIP-712 review, transaction decoding, ERC20 allowance risk, Permit/Permit2 approvals.
- [SatsSignal Demand Radar](https://x402looker.com/service/satssignal-demand-radar/) — Cheapest agent-ready x402 demand read: what changed, why it matters, recommended action, confidence, evidence, coverage, and freshness.

## Facet hubs

- Chain hub: [Base services](https://x402looker.com/chain/base/)
- Facilitator profile: [Coinbase Cdp](https://x402looker.com/facilitator/coinbase-cdp/)
- Price band: [Micro ($0.01 or less per request)](https://x402looker.com/price-band/micro/)

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Last updated: 2026-09-23
Last checked: 2026-09-28 — reachable. Weekly automated check, not continuous monitoring.