Endpoint · market dataGETx402.agentindex.world/crypto?coins=btc%2Ceth&vs_currency=usd

Live spot prices for crypto coins (BTC, ETH, SOL, ...) in USD or another fiat, with 24h change.

Live spot prices for crypto coins (BTC, ETH, SOL, ...) in USD or another fiat, with 24h change. Accepts tickers or CoinGecko ids. Try GET /crypto/sample.

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?

0x3cedc3cb…607b45ec

URL

https://x402.agentindex.world/crypto?coins=btc%2Ceth&vs_currency=usd

MCP server on this host: world.agentindex/x402

Seen

first 8 days ago · last 15 hr ago

14 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC

Listed on?

Base

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.712 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 0.288: 0.284 uncertain ? + 0.005 short ? · 0.088 to B

How the composite of 0.712 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
livenesscosts the most it answered at all	0.60	1.00	0.527		0.316	0	−0.284
latency p95 it answered as fast as its class	0.20	0.98	0.976		0.195	−0.005	0
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.712	gap to 1.000 = 0.288 · 0.005 short · 0.284 uncertain	0.712	−0.005	−0.284

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

The multiplication, written out

  0.600 × 0.527   liveness       
+ 0.200 × 0.976   latency p95    
+ 0.200 × 1.000   price stability
= 0.712           → UNRATED: 13 of 30 paid calls      weights 2026.09.6 · 13 samples · seed cap_01M3E3VHJ4N17KHPNAB8E95GJR|2026-09-03T23:18:17.622Z|2026.09.6

Verify it yourselfnpx teppi-check https://x402.agentindex.world/crypto?coins=btc%2Ceth&vs_currency=usdcurl -s https://api.teppi.xyz/v1/trust/cap_01M3E3VHJ4N17KHPNAB8E95GJR