Endpoint · market dataGETdata.greeneris.io /v1/eu/yield-curve ?tenors=3M%2C1Y%2C2Y%2C5Y%2C10Y%2C30Y
Latest euro area risk-free spot yields from the ECB Data Portal (dataset YC, AAA-rated central government bonds, Svensson model; updated each business day ~12:00 CET).
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Latest euro area risk-free spot yields from the ECB Data Portal (dataset YC, AAA-rated central government bonds, Svensson model; updated each business day ~12:00 CET). Query: ?tenors=3M,1Y,2Y,5Y,10Y,30Y (1-8 tenors from 3M to 30Y). Returns yields_pct per tenor, observation date, and the 2s10s spread in bp when 2Y and 10Y are requested. 1h cache.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.005 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://data.greeneris.io/v1/eu/yield-curve?tenors=3M%2C1Y%2C2Y%2C5Y%2C10Y%2C30Y
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
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.832 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.168: 0.076 uncertain ? + 0.092 short ? · 0.068 to A
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.54 | 0.479 | 0.096 | −0.092 | −0.012 | |
| liveness it answered at all |
0.60 | 1.00 | 0.894 | 0.536 | 0 | −0.064 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.832 | gap to 1.000 = 0.168 · 0.092 short · 0.076 uncertain | 0.832 | −0.092 | −0.076 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.479 latency p95
+ 0.600 × 0.894 liveness
+ 0.200 × 1.000 price stability
= 0.832 → UNRATED: 58 of 30 paid calls weights 2026.09.6 · 58 samples · seed cap_01M1A59YBR53V5MQ5MGDWPDJ9W|2026-09-02T09:32:41.189Z|2026.09.6
Verify it yourself
npx teppi-check https://data.greeneris.io/v1/eu/yield-curve?tenors=3M%2C1Y%2C2Y%2C5Y%2C10Y%2C30Ycurl -s https://api.teppi.xyz/v1/trust/cap_01M1A59YBR53V5MQ5MGDWPDJ9W