Vellium & Co

Directory › DeFi markets (yields, perps, funding) › Market Intelligence API

Market Intelligence API

Euro bond yields and ECB interest rates: euro area government spot yield curves (AAA and all issuers, 3M to 30Y) with daily changes and 2s10s/3m10y slopes, the key ECB rates, and 10-year yields per country with spreads vs the Bund. Use for

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Our latest check (2026-10-11)

Answering
Yes — valid x402 payment terms
Time to answer
98 ms
Price
$0.010 per call
Paying buyers, last 30 days
4 (directory's own records)
Paid calls, last 30 days
8
Category
DeFi markets (yields, perps, funding)
Address
https://api.marketintelligenceapi.com/api/v1/eu/rates

Accuracy

Accuracy scores are published once a seller has enough paid checks against an independent record (at least 7 scored answers over at least 7 days). Until then no score is shown, and a missing score is never a pass.

For agents

This page as JSON: /sellers/dd213b4d584f.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).

Sellers can see the evidence behind their checks and ask for a re-check at [email protected].