Otto AI

Endpoints (97 live)

• POST /feedback — Otto X402 Router — Feedback & Refunds. Rate a paid Router call by its payment tx_hash. An approved refund returns this $0.001 fee PLUS the refundable amount, only to the original payer, never above what you paid Otto. (0.001 USDC on Base)
• GET /llm-research — Instant AI research on any topic powered by Gemini 3.5 Flash, using live Google Search grounding when available. Answers list the sources search returned; some, such as a no-search fallback, may have none. Ask about science, tech, crypto, history, or anything else. Can analyze images and summarize webpages from URLs. Max 180 character prompts. $0.10 per query. (0.1 USDC on Solana)
• GET /crypto-news — Importance-ranked crypto headlines with per-article source links and publish times, plus a sentiment-scored market brief. Regenerated hourly; meta carries the snapshot's age and a fresh/stale verdict. (0.001 USDC on Solana)
• GET /historical-summaries (0.001 USDC on Base)
• GET /yield-alpha — Best DeFi yield opportunities across stablecoins, ETH, and BTC with risk ratings and APY comparisons. (0.002 USDC on Base)
• POST /generate-meme — AI image generation and editing via fal.ai, including memes. model: gpt-image-2 (default) | nano-banana-pro; anything else -> 400. Flat $0.15 per image. Supports image editing via public image URL. (0.15 USDC on Solana)
• GET /holder-analytics — Holder analytics for any Base ERC-20 via the Blockscout Base explorer: total holders, top-10/25/50/100 supply share from the ranked top-100 holders, labeled top holders with concentration (top1/5/10/20% + contract-held%) and an AI concentration-risk read. Momentum windows, acquisition mix and whale tiers are not on this source: served null and named in notCovered. Bag check, holder analytics, holder concentration. $0.03 per call. (0.03 USDC on Solana)
• GET /token-top-holders — Top holders for any Base ERC-20 via the Blockscout Base explorer, with computed concentration (top1/5/10/20% + contract-held%) and an optional whale-risk read. A token whose explorer holder list does not reconcile with its stated supply, is not a complete ranked top-N, or whose response identity does not match the request, is refused uncharged. Read on demand: the first call reads the explorer; later calls reuse that read until it ages out. (0.02 USDC on Solana)
• GET /stock-pools — Find the DEX pools a tokenized US stock or ETF is a member of, on Robinhood Chain, Base, BNB Chain or Solana. Returns pool id (v4 ids kept distinct from v3), DEX, the side the asset is on, the counterpart with an evidence-backed class, reported USD liquidity, 24h volume and pool age. Membership discovery only: a provider-covered read, not a census; no APR, no execution; a return is the asset's only where it is the base token. $0.001 per call. (0.001 USDC on Base)
• GET /equity-smart-money-brief — Smart-money filing brief for US-listed companies by ticker: SEC Form 4 insider purchases vs sales with filer roles, Schedule 13D/13G beneficial-ownership filing events (subject-validated; not 13F), fundamentals with one-time-item flags (TTM where available), regime-aware filings cadence — ONE AI read of the filing record. Observed filings only; screened for buy/sell advice. Public-domain SEC EDGAR + AI. $0.10 per call. (0.1 USDC on Base)
• POST /tx-explainer — Decode and explain any EVM blockchain transaction across 11 chains (Base, Ethereum, Arbitrum, Optimism, Avalanche, Polygon, Mantle, Monad, Plasma, BSC, Hyperliquid). Get a human-readable summary of swaps, transfers, approvals, DeFi interactions, and more. (0.01 USDC on Solana)
• GET /yield-recommendations — Best-available stablecoin yield deposit options: the highest-APY lending venue per stablecoin (USDC / USDT / DAI …), read directly on-chain from Aave / Morpho / Compound across supported chains, with APY basis, liquidity profile, reward-completeness and TVL. Returns the best available options (not yet personalized to a specific wallet's holdings). (0.001 USDC on Base)
• GET /supported-tokens — Search supported ERC-20 tokens by symbol or address across 6 chains (Base, Ethereum, Arbitrum, Polygon, BSC, Avalanche). 5000+ tokens from CoinGecko. Use before swap/bridge to disambiguate tokens. (0.001 USDC on Base)
• GET /transaction-history — Trade and transaction history for a user's Otto AI Safe account — swaps, bridges, deposits, withdrawals with timestamps and explorer links. (0.001 USDC on Base)
• GET /mega-report — Alpha & Intel Report — daily crypto market intelligence: headlines, Twitter sentiment, KOL alpha, trending altcoins, and yield opportunities in one report. (0.05 USDC on Solana)
• GET /hyperliquid-account — Hyperliquid perpetual trading account snapshot with open positions, margin, collateral, and active trigger orders (TP/SL/limit). (0.001 USDC on Base)
• GET /institutional-holdings — 13F holdings for any SEC-filing manager (hedge funds, asset managers) by CIK or manager ticker: latest 13F top 20 positions, amendments applied (hourly snapshot, ~1h correction lag): issuer, CUSIP, value in whole USD, share/principal amount (SH/PRN), put/call flag, reported value, position count. Whale tracking from the primary source. 13F holdings, hedge fund positions, institutional ownership. Public-domain SEC EDGAR. $0.003 per call. (0.003 USDC on Base)
• GET /domain-report — One call returns the full domain profile for vetting, deliverability, or phishing/fraud checks: live DNS (A/MX/NS + record counts), RDAP/WHOIS registration (registrar, domain age, expiry, status, DNSSEC) and email authentication (SPF, DMARC policy, detected DKIM selectors) — plus a one-line summary. Bundles three lookups into one hourly-fresh read. Keyless, license-clean, pay-per-call. (0.02 USDC on Solana)
• GET /web-json-extract — Turn any URL into clean structured JSON for AI agents and RAG. An LLM reads the fully rendered page (JavaScript executed, SPAs included) and returns its title, a 1-2 sentence summary, key entities (people, orgs, products), and any prices, dates or notable numbers — even on pages with no schema.org or JSON-LD markup, no CSS selectors or schema to write. Just pass a URL. Keyless, pay-per-call. (0.005 USDC on Base)
• GET /13d-activist-watch — Schedule 13D and 13G activist stake filings by ticker: every beneficial-ownership filing made about a US-listed issuer in the last 365 days, each validated against its own cover page so a company's outbound filings about OTHER companies are excluded. Returns 13D vs 13G counts, amendments, reporting-person names and EDGAR links. 13D is the schedule filed without a passive/qualified certification. Public-domain SEC EDGAR. $0.005 per call. (0.005 USDC on Base)

+77 more endpoints.