Crypto & Blockchain

Pollable tape of follow/unfollow transitions by Robinhood Chain principal accounts on X — each followed handle crossed with its measured caller record

Token social tape: mentions with measured-caller grades, velocity, first call

Newest Arc token launches, attributed to their pad and deployer at mint, with transfer and recipient counts — filter by pad

Address-risk screening for a raw wallet address across EVM chains + Solana — signed JSON with OFAC (Chainalysis oracle, EVM-only) + GoPlus hard/soft flags. Signals only, no decision imposed. USDC pay-per-call on Base mainnet.

Real-time or 15-min delayed stock quote and share price for any US equity ticker — current price, open/high/low/close (OHLC), previous close, and percent change as JSON. Covers NYSE, NASDAQ, AMEX (8,400+ stocks and ETFs). No API key required. Use for: stock price lookup, equity quote, share price check, portfolio valuation, trading signals. $0.003 USDC delayed / $0.01 real-time (add ?tier=realtime).

Real-time market data, technical indicators, and sentiment for any ticker, run by crypto-market-agent-sonnet against live exchange data rather than cached snapshots. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Broader single-tic... | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base

Real-time price feed for a named pair and venue, with the source cited per read instead of a black-box number. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). The base data layer the other oracle.* SKUs (arbitrage, volatility, alert... | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base

Signed attestation (ECDSA plus a post-quantum ML-DSA-65 companion) of on-chain wallet conditions across 37 chains: token balance, NFT ownership, EAS, Farcaster, view calls, ratio rules, and agent standing (ERC-8004 registration, ERC-7710 delegation validity with revocation proof). A verifiable boolean, never raw balances. Up to 10 conditions per pay-per-call request. Pay in USDC on Base, Polygon, Arbitrum, Arc, or Solana.

Use when an agent needs base usdc transfer check. Returns Verify a Base mainnet transaction moved USDC: decodes all USDC Transfer logs from the receipt and reports settled=true only for a mined, successful tx with at least one transfer. $0.004.

Use when an agent needs a current USD price for a major token by symbol before quoting, converting or rebalancing. Returns Spot USD price for one crypto asset by ticker symbol, with 24h change, market cap and volume when the source reports them. $0.004.

Get paginated crypto funding rounds with investors, stage, and raised amounts.

Fetch a verified contract's ABI and metadata by address, keylessly, from Sourcify. Returns the ABI plus a summarized list of function and event signatures, the contract name and compiler, and proxy detection (is_proxy + implementation address). Block explorers gate the ABI behind an API key; this does not. Chains: base, ethereum, arbitrum, optimism, polygon, bsc, avalanche. No API keys, no LLM, one x402 USDC micropayment per call.

Supported perpetual-futures trading pairs — the list of symbols (BTCUSDT, ETHUSDT, …) the funding-rate scanner and signals cover, as a clean snake_case envelope.

Score a URL for phishing risk before an agent opens or trusts it. Keyless, deterministic heuristics - typosquat / homoglyph of a known brand, punycode / mixed-script hosts, credentials-in-URL, raw-IP hosts, suspicious TLDs, over-deep subdomains - plus a best-effort domain-age check (young domains are a top phishing signal). Returns a 0-100 risk score, a SAFE / SUSPICIOUS / DANGEROUS verdict, and labelled reasons. No API keys, no LLM.

Latest block on any major EVM chain: block number, timestamp, age in seconds, base fee and gas used/limit. The cheapest possible liveness and chain-tip check for an agent: confirm a chain is progressing, timestamp an observation, or pick a block for a query.

Historical crypto price on a specific date — price, market cap and 24h volume snapshot for any coin by CoinGecko id, in USD or more.

corpusAI Cloud Pricing: Azure spot eviction-rate history (28-day buckets, sampled daily).

corpusAI Cloud Pricing: One day's token price fixing for a ticker such as CX.TOK.CLAUDESONNET5.IN.

corpusAI Cloud Pricing: Raw spot price-change events for one instance type.

corpusAI Cloud Pricing: On-demand list-price history of one instance type.

Backlink profile of a domain: summary metrics plus top 25 referring domains

Radar of the freshest Base token launches (newest DEX pools), lightly pre-screened by liquidity/age/flow with quickFlags for obvious junk. Top-of-funnel discovery for trading agents — feeds token-risk / momentum / best-swap. From GeckoTerminal.

Scan a website for cookies, tracking scripts, and consent banners. Categorizes cookies as necessary/analytics/marketing.

Live market-state data for one crypto pair: BUY/SELL/HOLD state + confidence from a multi-timeframe engine. Machine-readable, ECDSA-signed. Input data for AI finance agents (USDC pay-per-call). Free preview: GET /signals/preview Bad input (unknown pair) returns 400; upstream outage returns 503; you are never charged for an error.