Endpoints: 28,729MCP servers: 18,413Payout addresses: 2,070Paid calls: 1,524Letters: 13Defects: 1,322counted 4 min ago
teppi

Endpoint · computePOSTpreflight402.com/v1/deps/version-check

Call before pinning or installing a specific package version in npm, PyPI or crates.io.
Read moreCall before pinning or installing a specific package version in npm, PyPI or crates.io. Returns whether that exact version exists in the official registry, its publication timestamp, whether it is deprecated or yanked, its published artifact hashes, and whether an expected SRI/hex digest matches. Compares registry metadata only and never returns a safety verdict.
UNRATEDListed

Overview

Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.05 per call
Paid calls
none yet
delivery unknown until someone pays

More info

URL
https://preflight402.com/v1/deps/version-check
Seen
first 5 days ago · last 11 hr ago
8 free handshakes

Payment

Pays through
x402
Offered on?
Base USDC
Listed on?
Base

Handshakescomputed 13 hr ago

0.340 from 8 free handshakes over 30 days · UNRATED ?

How the composite of 0.340 is made up, part by part
ComponentWeightMeasuredLower bound ?AddsShort ?Uncertain ?
livenesscosts the most
it answered at all
0.60 1.00 0.233
0.140 0−0.460
latency p95
it answered as fast as its class
0.20 0.00 0.000
0.000 −0.2000
price stability
the price stayed where it was listed
0.20 1.00 1.000
0.200 00
Composite1.000.340gap to 1.000 = 0.660 · 0.200 short · 0.460 uncertain0.340−0.200−0.460

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

BURN_INFREE_TIER_ONLY
Verify it yourselfnpx teppi-check https://preflight402.com/v1/deps/version-checkcurl -s https://api.teppi.xyz/v1/trust/cap_01M3NV26WJX0XSKD0QWGA69FNG