Endpoint · evidencePOSTjapan-evidence-feed.jp-evidence.workers.dev /api/v1/deep-check
Multi-source claim check: a supported/contradicted/insufficient_evidence verdict backed by citations (source URL and excerpt) drawn only from provenance-tracked events with a…
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Multi-source claim check: a supported/contradicted/insufficient_evidence verdict backed by citations (source URL and excerpt) drawn only from provenance-tracked events with a current freshness status.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.20 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://japan-evidence-feed.jp-evidence.workers.dev/api/v1/deep-check
Seen
first 34 days ago · last 26 days ago
29 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.1
UN
RATED
RATED
0.673 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.327: 0.127 uncertain ? + 0.200 short ? · 0.127 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.00 | 0.000 | 0.000 | −0.200 | 0 | |
| liveness it answered at all |
0.60 | 1.00 | 0.788 | 0.473 | 0 | −0.127 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.673 | gap to 1.000 = 0.327 · 0.200 short · 0.127 uncertain | 0.673 | −0.200 | −0.127 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.000 latency p95
+ 0.600 × 0.788 liveness
+ 0.200 × 1.000 price stability
= 0.673 → UNRATED: 29 of 30 paid calls weights 2026.09.1 · 29 samples · seed cap_01M1A5AAAHCCYE5HXPWA4GF51P|2026-08-15T20:35:36.804Z|2026.09.1
Verify it yourself
npx teppi-check https://japan-evidence-feed.jp-evidence.workers.dev/api/v1/deep-checkcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5AAAHCCYE5HXPWA4GF51P