geocode?address=1600+Pennsylvania+Ave+NW%2C+Washington%2C+DC+20500&limit=1

Convert a one-line US street address into coordinates using the US Census Bureau Geocoder.

Convert a one-line US street address into coordinates using the US Census Bureau Geocoder. Returns the standardised matched address, latitude and longitude to 6 decimal places, the TIGER/Line segment and parsed address components. Coordinates are interpolated along street address ranges, not rooftop or parcel positions. No match is a normal answer, not an error. Use when: Convert this US street address to latitude and longitude.

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.003 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0x7c0ba1d1…3a5a35da

URL

https://api-staging.eckari.com/v1/locations/us/geocode?address=1600+Pennsylvania+Ave+NW%2C+Washington%2C+DC+20500&limit=1

Seen

first 35 days ago · last 10 days ago

64 free handshakes

Payment

Pays through

x402

Offered on?

Base Sepolia USDC

Listed on?

Base Sepolia

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.759 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 0.241: 0.192 uncertain ? + 0.048 short ? · 0.041 to B

How the composite of 0.759 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
latency p95costs the most it answered as fast as its class	0.20	0.76	0.120		0.024	−0.048	−0.128
liveness it answered at all	0.60	1.00	0.892		0.535	0	−0.065
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.759	gap to 1.000 = 0.241 · 0.048 short · 0.192 uncertain	0.759	−0.048	−0.192

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

The multiplication, written out

  0.200 × 0.120   latency p95    
+ 0.600 × 0.892   liveness       
+ 0.200 × 1.000   price stability
= 0.759           → UNRATED: 57 of 30 paid calls      weights 2026.09.6 · 57 samples · seed cap_01M1A59R0AH3HMP4N4GDJJB4RH|2026-08-30T14:29:48.848Z|2026.09.6

Verify it yourself

npx teppi-check https://api-staging.eckari.com/v1/locations/us/geocode?address=1600+Pennsylvania+Ave+NW%2C+Washington%2C+DC+20500&limit=1

curl -s https://api.teppi.xyz/v1/trust/cap_01M1A59R0AH3HMP4N4GDJJB4RH