block-info?block=latest&chain=base

Use when you need a block header on Base, Ethereum, Arbitrum, Optimism or Polygon: pass a block number or 'latest'.

Use when you need a block header on Base, Ethereum, Arbitrum, Optimism or Polygon: pass a block number or 'latest'. Returns hash, parent, timestamp, transaction count, gas used and limit, base fee, miner and size. Read-only public data.

UNRATEDListed

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?

0xad2294a0…b5c1a9a6

URL

https://biosfera.46-62-215-147.sslip.io/o/block-info?block=latest&chain=base

Seen

first 9 days ago · last 5 days ago

12 free handshakes

Payment

Pays through

x402

Offered on?

Polygon, Base USDC

Listed on?

Polygon, Base

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.217 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 0.783: 0.449 uncertain ? + 0.334 short ? · 0.233 to D

How the composite of 0.217 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
livenesscosts the most it answered at all	0.60	0.78	0.028		0.017	−0.134	−0.449
latency p95 it answered as fast as its class	0.20	0.00	0.000		0.000	−0.200	0
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.217	gap to 1.000 = 0.783 · 0.334 short · 0.449 uncertain	0.217	−0.334	−0.449

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

The multiplication, written out

  0.600 × 0.028   liveness       
+ 0.200 × 0.000   latency p95    
+ 0.200 × 1.000   price stability
= 0.217           → UNRATED: 9 of 30 paid calls      weights 2026.09.6 · 9 samples · seed cap_01M3BHH6ZTAZX8VQPGB3TNSG1J|2026-08-30T23:24:54.872Z|2026.09.6

Verify it yourselfnpx teppi-check https://biosfera.46-62-215-147.sslip.io/o/block-info?block=latest&chain=basecurl -s https://api.teppi.xyz/v1/trust/cap_01M3BHH6ZTAZX8VQPGB3TNSG1J