btc-usd

Real-time BTC/USD price feed oracle.

Real-time BTC/USD price feed oracle. Retrieves live spot rate, 24h high/low, and volume directly from Coinbase Exchange.

BListed

Overview

Grade?

B 0.868 ▲ 0.022 · 8 d

on 45 paid calls · outcome verified

Price

$0.002 per call

Paid calls

45 delivered

More info

Seller?

0x38c06331…ec0e44c8

URL

https://vibesprings.net/api/price/btc-usd

MCP server on this host: net.vibesprings/x402-tools

Seen

first 34 days ago · last 8 hr ago

78 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC

Listed on?

Base

Scoreweights 2026.09.6

0.868 ▲ 0.022 · 8 d

45 paid calls · 90 days · computed 15 hr ago

0.868

FDCBA

0.450.650.800.90

Held back by sample size, not by the seller · gap to 1.000 is 0.132: 0.129 uncertain ? + 0.003 short ? · 0.032 to A

How the composite of 0.868 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
correctnesscosts the most the answer was right	0.41	1.00	0.854		0.351	0	−0.060
honesty it charged what it advertised	0.29	1.00	0.860		0.253	0	−0.041
liveness it answered at all	0.18	1.00	0.860		0.152	0	−0.025
latency p95 it answered as fast as its class	0.06	0.95	0.905		0.053	−0.003	−0.003
price stability the price stayed where it was listed	0.06	1.00	1.000		0.059	0	0
Composite	1.00		0.868	gap to 1.000 = 0.132 · 0.003 short · 0.129 uncertain	0.868	−0.003	−0.129

Not measured: schema conformance · no answer had a published shape to check

The multiplication, written out

  0.412 × 0.854   correctness    
+ 0.294 × 0.860   honesty        
+ 0.176 × 0.860   liveness       
+ 0.059 × 0.905   latency p95    
+ 0.059 × 1.000   price stability
= 0.868           ≥ 0.80 → B      weights 2026.09.6 · 45 samples · seed cap_01M1A51MNR7HP0VQY028WNNSVT|2026-07-05T22:15:05.535Z|2026.09.6

Verify it yourselfnpx teppi-check https://vibesprings.net/api/price/btc-usdcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A51MNR7HP0VQY028WNNSVT