Endpoint · onchainPOSTx402-echo-service.onrender.com /chain/block
Read the head of the Base chain, or a specific block.
Read more
Read the head of the Base chain, or a specific block. POST {} for the latest block, or {"number":12345678} for one by height. Returns number, hash, unix timestamp, gas used and transaction count. Useful as an authoritative chain clock.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.001 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://x402-echo-service.onrender.com/chain/block
Seen
first 35 days ago · last 5 days ago
64 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.861 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 0.139: 0.075 uncertain ? + 0.064 short ? · 0.039 to A
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.68 | 0.634 | 0.127 | −0.064 | −0.009 | |
| liveness it answered at all |
0.60 | 1.00 | 0.890 | 0.534 | 0 | −0.066 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.861 | gap to 1.000 = 0.139 · 0.064 short · 0.075 uncertain | 0.861 | −0.064 | −0.075 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.634 latency p95
+ 0.600 × 0.890 liveness
+ 0.200 × 1.000 price stability
= 0.861 → UNRATED: 56 of 30 paid calls weights 2026.09.6 · 56 samples · seed cap_01M1A59MY5KEVTDH84RC3X74Y7|2026-09-03T16:29:31.861Z|2026.09.6
Verify it yourself
npx teppi-check https://x402-echo-service.onrender.com/chain/blockcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A59MY5KEVTDH84RC3X74Y7