Endpoint · lookupGETapi.agentstools.dev /license/check ?distribution=saas&ecosystem=npm&name=express&target_license=MIT
License-compliance verdict for one package and its whole transitive dependency tree.
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License-compliance verdict for one package and its whole transitive dependency tree. Resolves the deps.dev graph plus the declared SPDX license of every node, finds copyleft contamination points, and returns a target-and-distribution-aware verdict of safe, attribution-required, copyleft-risk or incompatible. Automated indicators, not legal advice.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.03 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://api.agentstools.dev/license/check?distribution=saas&ecosystem=npm&name=express&target_license=MIT
Seen
first 35 days ago · last 18 days ago
45 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Polygon, Arbitrum, Base, Solana
Disagrees with the offer
Score, from free handshakes onlyweights 2026.09.4
UN
RATED
RATED
0.785 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.215: 0.096 uncertain ? + 0.119 short ? · 0.015 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.40 | 0.335 | 0.067 | −0.119 | −0.014 | |
| liveness it answered at all |
0.60 | 1.00 | 0.863 | 0.518 | 0 | −0.082 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.785 | gap to 1.000 = 0.215 · 0.119 short · 0.096 uncertain | 0.785 | −0.119 | −0.096 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.335 latency p95
+ 0.600 × 0.863 liveness
+ 0.200 × 1.000 price stability
= 0.785 → UNRATED: 45 of 30 paid calls weights 2026.09.4 · 45 samples · seed cap_01M1A5A3CCKEZ8ZJVX62P3VRH4|2026-08-23T21:20:07.509Z|2026.09.4
Verify it yourself
npx teppi-check https://api.agentstools.dev/license/check?distribution=saas&ecosystem=npm&name=express&target_license=MITcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5A3CCKEZ8ZJVX62P3VRH4