x402 Directory

Myceliasignal · BTC USD

Real-time Bitcoin price in USD, aggregated from 9 exchanges including Binance, Coinbase and Kraken — Ed25519 signed attestation

How to call it

curl -i -X GET https://api.myceliasignal.com/oracle/price/btc/usd

# It answers 402 Payment Required, with the price and where to pay.
# Pay with any x402 client, then send the same request again.

Uptime, grade and call counts come from other directories, not from us. A blank means nobody has measured it. It does not mean it is safe.

More from api.myceliasignal.com

Myceliasignal · Density BTC

Myceliasignal · api.myceliasignal.com

BTC/USD dwell levels (where price spent time / acceptance). Deterministic price-structure attestation over 69d spot history — support, resistance, at-level with strength and proximity. Ed25519 signed. No forward-looking claim. — Ed25519 signed attestation

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Myceliasignal · Round BTC

Myceliasignal · api.myceliasignal.com

BTC/USD psychological round-number levels. Deterministic price-structure attestation over 69d spot history — support, resistance, at-level with strength and proximity. Ed25519 signed. No forward-looking claim. — Ed25519 signed attestation

$0.15 Base 100% up

Myceliasignal · ETH USD

Myceliasignal · api.myceliasignal.com

ETH order book imbalance — depth and spread across 5 exchanges — Ed25519 signed attestation

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Myceliasignal · ETH USD

Myceliasignal · api.myceliasignal.com

ETH SVI surface — arbitrage-free fitted IV across all expiries — Ed25519 signed attestation

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Myceliasignal · SOL USD

Myceliasignal · api.myceliasignal.com

Solana SVI volatility surface parameters — stochastic vol interpolation for options model calibration — Ed25519 signed attestation

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Myceliasignal · BTC USD

Myceliasignal · api.myceliasignal.com

BTC futures term structure — basis, annualized carry, contango/backwardation across 3 exchanges — Ed25519 signed attestation

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