Endpoint · lookupPOSTapi.builtwith.com /agent/tags
Return domains connected to a BuiltWith tag such as an IP address or infrastructure attribute.
Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.0495 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://api.builtwith.com/agent/tags
Seen
first 34 days ago · last 34 days ago
14 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.08.1
UN
RATED
RATED
0.804 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 0.196: 0.138 uncertain ? + 0.058 short ? · 0.096 to A
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 1.00 | 0.771 | 0.462 | 0 | −0.138 | |
| latency p95 it answered as fast as its class |
0.20 | 0.71 | 0.710 | 0.142 | −0.058 | 0 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.804 | gap to 1.000 = 0.196 · 0.058 short · 0.138 uncertain | 0.804 | −0.058 | −0.138 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.771 liveness
+ 0.200 × 0.710 latency p95
+ 0.200 × 1.000 price stability
= 0.804 → UNRATED: 13 of 30 paid calls weights 2026.08.1 · 13 samples · seed cap_01M1A59V6YHRRXVEJCS6EY1RBJ|2026-08-07T18:30:33.393Z|2026.08.1
Verify it yourself
npx teppi-check https://api.builtwith.com/agent/tagscurl -s https://api.teppi.xyz/v1/trust/cap_01M1A59V6YHRRXVEJCS6EY1RBJ