detect?url=string

Detect image format from a URL using magic bytes (works even when extension or content-type lies).

Detect image format from a URL using magic bytes (works even when extension or content-type lies). Returns format, content-type match flag, file size, dimensions. Use url param Built for AI agents validating untrusted image inputs. Accepts payment on Base or Solana — either network works.

UNRATEDListedProse in the URL

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?

0x4466d4a8…d6dd125e

URL

https://api.x402node.dev/image/detect?url=string

Seen

first 35 days ago · last 4 days ago

60 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC, Solana

Listed on?

Base, Solana

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.817 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by latency p95 · gap to 1.000 is 0.183: 0.075 uncertain ? + 0.108 short ? · 0.083 to A

How the composite of 0.817 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	0.46	0.428		0.086	−0.108	−0.006
liveness it answered at all	0.60	1.00	0.886		0.532	0	−0.068
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.817	gap to 1.000 = 0.183 · 0.108 short · 0.075 uncertain	0.817	−0.108	−0.075

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

The multiplication, written out

  0.200 × 0.428   latency p95    
+ 0.600 × 0.886   liveness       
+ 0.200 × 1.000   price stability
= 0.817           → UNRATED: 54 of 30 paid calls      weights 2026.09.6 · 54 samples · seed cap_01M1A5QKTWE8FPWEVZK7TGME30|2026-09-02T11:38:10.300Z|2026.09.6

Verify it yourselfnpx teppi-check https://api.x402node.dev/image/detect?url=stringcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5QKTWE8FPWEVZK7TGME30