Blockchain And Crypto x402 offerings

Real-time Dogecoin price in USD, aggregated from multiple exchanges — Ed25519 signed attestation

MSVI Ethereum volatility index — composite of realized vol, implied vol, term structure, funding stress and put/call ratio — Ed25519 signed attestation

Compound V3 protocol metrics — TVL, utilization, avg supply APR — Ed25519 signed attestation

Cross-Asset Divergence — detects disagreement between crypto and TradFi regimes. NONE/LOW/MODERATE/HIGH/EXTREME with direction, signals, contagion flag. Layer 3 Oracle Intelligence. — Ed25519 signed attestation

Real-time Bitcoin price in JPY, multi-exchange aggregated oracle for Japanese markets — Ed25519 signed attestation

Risk-adjusted DeFi yield opportunity — stress and contagion penalized APR ranking across 15+ protocols. Layer 3 Oracle Intelligence. — Ed25519 signed attestation

Best DAI supply yield across all protocols and chains — Ed25519 signed attestation

Optimism L2 gas price — current transaction fee for Optimism network — Ed25519 signed attestation

SOL liquidation flow — 1h/4h/24h windows, long/short breakdown, dominant side, largest event. — Ed25519 signed attestation

Bitcoin volume-weighted average price in USD for order execution and fair value benchmarking — Ed25519 signed attestation

USDC stablecoin peg monitor — real-time Circle USDC deviation from $1.00 USD — Ed25519 signed attestation

ETH options expiry dates — next 8 Deribit expiries tagged daily/weekly/monthly/quarterly — Ed25519 signed attestation

MSXI Ethereum market sentiment index — funding rate, 25-delta skew, put/call ratio, futures term structure and cross-exchange basis dispersion, each weighted and reported separately — Ed25519 signed attestation

MSVI volatility index history for ETH — 63 days, per-row original signatures. — Ed25519 signed attestation

Ethereum spot-futures basis and annualized carry — cross-venue arbitrage signal for basis traders — Ed25519 signed attestation

BTC implied volatility surface — ATM IV, 25-delta skew, term structure from 870+ Deribit options — Ed25519 signed attestation

Bitcoin volume-weighted average price in EUR for European market execution — Ed25519 signed attestation

Ethereum volume-weighted average price in USD for order execution and fair value — Ed25519 signed attestation

Real-time Ethereum price in USD, a median across 6 exchanges including Coinbase, Kraken, Bitstamp and Bullish — Ed25519 signed attestation

Real-time crypto trading signals for BTC, ETH, SOL and 400+ coins — classified by type (whale flows, funding, liquidations, listings, news, on-chain), scored, with direction, confidence and conviction. Emitted signals' forward-return record is public at n0brains.com/proof. Not financial advice.

Historical market-state analogs: k-nearest past market states to right now (SPX/NDX momentum, VIX level + term structure, dollar, yield curve) with what SPX, NDX and BTC actually did over the following 1d/5d — median, quartiles, hit-rate. 'When did the market look like this before and what happened next.' Deterministic distributions, conditioning context not a prediction. Not financial advice.

Real-time crypto trading signals for BTC, ETH, SOL and 400+ coins — classified by type (whale flows, funding, liquidations, listings, news, on-chain), scored, with direction, confidence and conviction. Emitted signals' forward-return record is public at n0brains.com/proof. Not financial advice.

Ask n0brains first — pre-trade check for a proposed crypto trade (BTC, ETH, SOL, XRP, 400+ coins + tokenized stocks). Send asset, side (long/short), optional entry/stop/target/leverage/horizon and get a graded A–F conditions assessment in under a second: positioning crowding, scheduled event risk inside your horizon, liquidation distance vs realized volatility, stop-vs-noise, proven-edge conflicts, late-entry extension — plus falsifiers to watch. Every verdict is logged and resolved; cross-grade performance remains withheld until the deployed weekly truth gate clears. First 5 checks free at /x402/check-trial. Not financial advice.

Real-time crypto trading signals for BTC, ETH, SOL and 400+ coins — classified by type (whale flows, funding, liquidations, listings, news, on-chain), scored, with direction, confidence and conviction. Emitted signals' forward-return record is public at n0brains.com/proof. Not financial advice.