Anthropic Claude model pricing — input/output $/M tokens, context windows — Ed25519 signed attestation

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

BTC options Greeks — cross-exchange consensus delta/gamma/theta/vega from 2130+ options across Deribit, OKX, Bybit — Ed25519 signed attestation

SOL options Greeks — Bybit native Greeks for 246+ options — Ed25519 signed attestation

BTC spot price history — signed OHLCV, 1m/5m/1h/4h/1d intervals, up to 60 days. Batch Ed25519 signed. — Ed25519 signed attestation

Returns "World Hello" - UPDATED TEST v2.0

Validate jsconfig.json: Validate a JSON document for jsconfig.json. Uses a pinned SchemaStore definition on this PC. Reports JSON pointers and rule violations. Up to 100 KB per document; no YAML/TOML parsing or deployment/security guarantee. 0.01 USDC includes one JSON document validation.

Search podcasts. Searches the podcast catalog by show name — the canonical podcast search.

BTC SVI surface — Gatheral 2004 arbitrage-free IV parameterization with smooth smile interpolation — Ed25519 signed attestation

Change audit: KYA Manifest: Audit JSON changes and validate before/after for KYA Manifest. Uses a pinned SchemaStore definition on this PC. Reports JSON pointers and rule violations, added/removed/changed paths and introduced/resolved errors. Up to 100 KB per document; no YAML/TOML parsing or deployment/security guarantee. 0.01 USDC includes one two-document change audit.

List ranking sources. Returns each (source, chart_type) pair available on this API together with row counts and freshness for the live snapshot.

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

List ranking countries. Returns every country currently represented in the rankings dataset, optionally restricted to a single source.

Get advertising leaderboard preview. Returns the top 10 advertising sponsors of the trailing 7 days ranked by the chosen metric, each with its rank movement versus the equivalent 7-day window ending 30 days ago.

Validate sake: Validate a JSON document for sake. Uses a pinned SchemaStore definition on this PC. Reports JSON pointers and rule violations. Up to 100 KB per document; no YAML/TOML parsing or deployment/security guarantee. 0.01 USDC includes one JSON document validation.

Validate a cryptocurrency address with full checksum verification (not just regex). Returns {chain, address, valid, canonical, format, reason}. Chains: btc (P2PKH, P2SH, Bech32 SegWit v0, Taproot Bech32m), eth (full EIP-55 checksum; non-checksummed flagged), sol (Ed25519 32-byte Base58), ltc (Base58Check L.../M.../3... + ltc1 Bech32), trx (T-prefix Base58Check 0x41), xrp (r-prefix custom Base58), bch (legacy Base58Check + bitcoincash:q... CashAddr). Catches typos via cryptographic checksum; canonical field returns the checksummed/lowercased form.

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

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

Browse Kalshi regulated prediction markets. Filter by status (open/closed/settled), event_ticker, series_ticker, or specific tickers; page with limit + cursor. Each market returns yes/no bid+ask and last price (in dollars, 0-1 = implied probability), 24h + total volume, liquidity, open interest, open/close times, and result if settled. Read-only mirror of Kalshi's market list (no Kalshi key needed).

ETH futures term structure — carry curve across Deribit, OKX, Bybit — Ed25519 signed attestation