Endpoint · onchainPOSTapi.nansen.ai /api/v1beta1/profiler/historical-transaction-lookup
Get Historical (Time-Travel) Transaction Lookup Data (Beta)
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
Seller?
URL
https://api.nansen.ai/api/v1beta1/profiler/historical-transaction-lookup
Seen
first 34 days ago · last 28 days ago
27 free handshakes
Payment
Pays through
x402
Offered on?
eip155:143, eip155:196, eip155:56, Base USDC, Solana
Listed on?
eip155:56, Base, Solana
Score, from free handshakes onlyweights 2026.09.1
UN
RATED
RATED
0.663 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 0.337: 0.228 uncertain ? + 0.109 short ? · 0.137 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.46 | 0.000 | 0.000 | −0.109 | −0.091 | |
| liveness it answered at all |
0.60 | 1.00 | 0.772 | 0.463 | 0 | −0.137 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.663 | gap to 1.000 = 0.337 · 0.109 short · 0.228 uncertain | 0.663 | −0.109 | −0.228 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.000 latency p95
+ 0.600 × 0.772 liveness
+ 0.200 × 1.000 price stability
= 0.663 → UNRATED: 27 of 30 paid calls weights 2026.09.1 · 27 samples · seed cap_01M1A5AHQTZG321PKZHFB14SWF|2026-08-14T20:21:09.747Z|2026.09.1
Verify it yourself
npx teppi-check https://api.nansen.ai/api/v1beta1/profiler/historical-transaction-lookupcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5AHQTZG321PKZHFB14SWF