cn-index

China A-share major indices snapshot in one call: Shanghai Composite, Shenzhen Component, ChiNext, and CSI 300 — with price, change, percent change, day range and volume.

China A-share major indices snapshot in one call: Shanghai Composite, Shenzhen Component, ChiNext, and CSI 300 — with price, change, percent change, day range and volume. The whole-market glance Chinese retail investors check every session. A股四大指数一览：上证指数、深证成指、创业板指、沪深300，含最新点位、涨跌、涨跌幅、振幅、成交量，一次调用看全大盘。A株主要指数スナップショット。Panorama de indices bursatiles de China A. Accepts payment on Base or Solana — either network works.

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.01 per call

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none yet

delivery unknown until someone pays

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0x4466d4a8…d6dd125e

URL

https://api.x402node.dev/stock/cn-index

Seen

first 35 days ago · last 16 hr ago

78 free handshakes

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Base USDC, Solana

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Base, Solana

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.848 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by latency p95 · gap to 1.000 is 0.152: 0.065 uncertain ? + 0.087 short ? · 0.052 to A

How the composite of 0.848 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
latency p95costs the most it answered as fast as its class	0.20	0.57	0.547		0.109	−0.087	−0.004
liveness it answered at all	0.60	1.00	0.898		0.539	0	−0.061
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.848	gap to 1.000 = 0.152 · 0.087 short · 0.065 uncertain	0.848	−0.087	−0.065

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

The multiplication, written out

  0.200 × 0.547   latency p95    
+ 0.600 × 0.898   liveness       
+ 0.200 × 1.000   price stability
= 0.848           → UNRATED: 60 of 30 paid calls      weights 2026.09.6 · 60 samples · seed cap_01M1A5A2VWECN1M7RNRE6JRJR3|2026-08-29T18:58:06.909Z|2026.09.6

Verify it yourselfnpx teppi-check https://api.x402node.dev/stock/cn-indexcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5A2VWECN1M7RNRE6JRJR3