Endpoint · evidenceGETstaging.402utils.com /v1/x402-probe ?url=https%3A%2F%2F402utils.com%2Fv1%2Frss-to-json
Quote an x402-paid API before you buy: probes a third-party endpoint with one unpaid GET (no payment is ever sent) and decodes its payment requirements — x402 v2 base64…
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Quote an x402-paid API before you buy: probes a third-party endpoint with one unpaid GET (no payment is ever sent) and decodes its payment requirements — x402 v2 base64 PAYMENT-REQUIRED header or v1 JSON body. Returns normalised prices (atomic amount, asset, network, payTo), description, resource URL and Bazaar discovery metadata. Non-402 targets return {isX402:false, status}. SSRF-checked, 1 redirect max, 8 s timeout.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.002 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://staging.402utils.com/v1/x402-probe?url=https%3A%2F%2F402utils.com%2Fv1%2Frss-to-json
Seen
first 11 days ago · last 18 hr ago
17 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
RATED
0.276 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by liveness · gap to 1.000 is 0.724: 0.291 uncertain ? + 0.433 short ? · 0.174 to D
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 0.61 | 0.126 | 0.076 | −0.233 | −0.291 | |
| 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 | 0.276 | gap to 1.000 = 0.724 · 0.433 short · 0.291 uncertain | 0.276 | −0.433 | −0.291 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.126 liveness
+ 0.200 × 0.000 latency p95
+ 0.200 × 1.000 price stability
= 0.276 → UNRATED: 17 of 30 paid calls weights 2026.09.6 · 17 samples · seed cap_01M36CNNEE2C0H5WKRDJJ2BYW2|2026-09-04T19:47:15.096Z|2026.09.6
Verify it yourself
npx teppi-check https://staging.402utils.com/v1/x402-probe?url=https%3A%2F%2F402utils.com%2Fv1%2Frss-to-jsoncurl -s https://api.teppi.xyz/v1/trust/cap_01M36CNNEE2C0H5WKRDJJ2BYW2