Endpoint · market dataGETdata.greeneris.io /v1/fx/history ?base=EUR&end=2026-05-08&start=2026-05-01&symbols=USD
European Central Bank reference exchange rates for any past date or date range (business days since 1999-01-04), via frankfurter.dev.
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European Central Bank reference exchange rates for any past date or date range (business days since 1999-01-04), via frankfurter.dev. Query: ?date=2026-05-01 for one day, or ?start=2026-05-01&end=2026-05-08 for a daily series (max 366 days), plus ?base=EUR&symbols=USD,GBP (symbols optional -> all). Series responses nest rates by date. Historical data is immutable; served with a 24h cache.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.002 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://data.greeneris.io/v1/fx/history?base=EUR&end=2026-05-08&start=2026-05-01&symbols=USD
MCP server on this host: io.github.contentfactory/eu-verify
Seen
first 35 days ago · last 8 days ago
64 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Handshakescomputed 1 day ago
0.829 from 56 free handshakes over 30 days · UNRATED ?
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.52 | 0.476 | 0.095 | −0.095 | −0.010 | |
| liveness it answered at all |
0.60 | 1.00 | 0.890 | 0.534 | 0 | −0.066 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.829 | gap to 1.000 = 0.171 · 0.095 short · 0.075 uncertain | 0.829 | −0.095 | −0.075 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
BURN_INFREE_TIER_ONLY
Verify it yourself
npx teppi-check https://data.greeneris.io/v1/fx/history?base=EUR&end=2026-05-08&start=2026-05-01&symbols=USDcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A59YB7T6B4FW427R3BG1XG