Endpoint · lookupGETapi.cryptoetfsentinel.com /v1/agent/filings/recent ?currency=bitcoin&limit=50
Crypto ETF Sentinel — SEC filing tracker for US spot crypto ETFs across Bitcoin, Ethereum, Solana, XRP and 30+ assets: freshest filings within ~10 minutes of detection, newest…
Read more
Crypto ETF Sentinel — SEC filing tracker for US spot crypto ETFs across Bitcoin, Ethereum, Solana, XRP and 30+ assets: freshest filings within ~10 minutes of detection, newest first (50 by default, max 100). Covers S-1, 424B, 8-A12B, CERT, EFFECT. Use when polling for new crypto ETF filings. Optional currency, filing_type, date_after, limit, order_by.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.20 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://api.cryptoetfsentinel.com/v1/agent/filings/recent?currency=bitcoin&limit=50
Seen
first 35 days ago · last 16 hr ago
64 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
RATED
0.736 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.264: 0.064 uncertain ? + 0.200 short ? · 0.064 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.00 | 0.000 | 0.000 | −0.200 | 0 | |
| liveness it answered at all |
0.60 | 1.00 | 0.894 | 0.536 | 0 | −0.064 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.736 | gap to 1.000 = 0.264 · 0.200 short · 0.064 uncertain | 0.736 | −0.200 | −0.064 |
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 × 0.894 liveness
+ 0.200 × 1.000 price stability
= 0.736 → UNRATED: 58 of 30 paid calls weights 2026.09.6 · 58 samples · seed cap_01M1A5ACHY2CBQSRW67AT3GCRR|2026-09-03T09:39:23.693Z|2026.09.6
Verify it yourself
npx teppi-check https://api.cryptoetfsentinel.com/v1/agent/filings/recent?currency=bitcoin&limit=50curl -s https://api.teppi.xyz/v1/trust/cap_01M1A5ACHY2CBQSRW67AT3GCRR