patent-search

Queries the European Patent Office Linked Open Data endpoint, which is the only patent source still reachable without a key: PatentsView has been retired, and both EPO OPS and the…

Queries the European Patent Office Linked Open Data endpoint, which is the only patent source still reachable without a key: PatentsView has been retired, and both EPO OPS and the USPTO Open Data Portal answer 403 without credentials. Coverage is therefore EP publications and this is stated in every response, because an empty result here proves only that no European publication exists, not that no patent does.

UNRATEDDelisted

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?

0x2880edff…771c4e5e

URL

https://research.halowerk.com/v1/patent-search

Seen

first 35 days ago · last 23 days ago

35 free handshakes

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x402

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Base USDC

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Base

Score, from free handshakes onlyweights 2026.09.2

UN
RATED

0.300 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by liveness · gap to 1.000 is 0.700: 0.089 uncertain ? + 0.611 short ? · 0.150 to D

How the composite of 0.300 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
livenesscosts the most it answered at all	0.60	0.31	0.166		0.100	−0.411	−0.089
latency p95 it answered as fast as its class	0.20	0.00	0.000		0.000	−0.200	0
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.300	gap to 1.000 = 0.700 · 0.611 short · 0.089 uncertain	0.300	−0.611	−0.089

Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check

The multiplication, written out

  0.600 × 0.166   liveness       
+ 0.200 × 0.000   latency p95    
+ 0.200 × 1.000   price stability
= 0.300           → UNRATED: 34 of 30 paid calls      weights 2026.09.2 · 34 samples · seed cap_01M1A5QFD8R84Z2AD1D3ZH8TM0|2026-08-18T23:00:02.862Z|2026.09.2

Verify it yourselfnpx teppi-check https://research.halowerk.com/v1/patent-searchcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5QFD8R84Z2AD1D3ZH8TM0