Endpoint · lookupPOSTstableenrich.dev /api/serper/news
Google News search
Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.04 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://stableenrich.dev/api/serper/news
Seen
first 28 days ago · last 15 hr ago
51 free handshakes
Payment
Pays through
x402 · MPP tempo
Offered on?
Base USDC, Solana, Tempo USDC.e
Listed on?
Tempo
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.770 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held back by sample size, not by the seller · gap to 1.000 is 0.230: 0.120 uncertain ? + 0.111 short ? · 0.030 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.45 | 0.218 | 0.044 | −0.111 | −0.046 | |
| liveness it answered at all |
0.60 | 1.00 | 0.877 | 0.526 | 0 | −0.074 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.770 | gap to 1.000 = 0.230 · 0.111 short · 0.120 uncertain | 0.770 | −0.111 | −0.120 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.218 latency p95
+ 0.600 × 0.877 liveness
+ 0.200 × 1.000 price stability
= 0.770 → UNRATED: 50 of 30 paid calls weights 2026.09.6 · 50 samples · seed cap_01M1VGPMD5KEDQ8HHSCDNKDTRB|2026-09-03T12:16:43.657Z|2026.09.6
Verify it yourself
npx teppi-check https://stableenrich.dev/api/serper/newscurl -s https://api.teppi.xyz/v1/trust/cap_01M1VGPMD5KEDQ8HHSCDNKDTRB