69 read-only Otto AI endpoints with clear per-call prices, payable in USDC on Algorand MainNet. Request data, receive an x402 challenge, sign, and retry. No account or API key.
Discover the catalog, request any endpoint, and read the 402 payment requirement. Sign the exact Algorand USDC payment and replay the request with its proof.
Fetch /llm.txt for all 69 routes, query hints, descriptions, and exact per-call prices.
curl https://algorand.ottoai.services/llm.txt
An unpaid GET returns 402 Payment Required with the network, asset, amount, and recipient.
curl -i https://algorand.ottoai.services/crypto-news HTTP/2 402 Payment Required
Sign the listed Algorand USDC payment and replay the request with Payment-Signature.
Payment-Required: <x402 challenge> Payment-Signature: <signed proof>
This surface sells read-only data. It does not expose fund-moving POST routes, bridge assets, or substitute another chain behind the payment challenge.
algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=
Algorand Standard Asset 31566704
Payment-Required → Payment-Signature
facilitator.goplausible.xyz
Prices, descriptions, query hints, and the endpoint count below come from the same catalog that configures each payment challenge. Prices range from $0.001 to $0.10 USDC per call.
/crypto-news
/news-recaps
/base-ecosystem-news
/filtered-news?topic={topic}
/twitter-summary
/token-details?symbol={symbol}
/token-alpha?symbol={symbol}
/kol-sentiment
/trending-altcoins
/mega-report
/token-security?address={address}&chain={chain}
/base-season
/rh-season
/tokenized-stock-movers
/token-fundamentals?symbol={symbol}
/token-price?token={token}
/yield-alpha
/funding-rates?symbol={symbol}
/defi-analytics?protocol={protocol}
/tradfi-data?symbol={symbol}
/hyperliquid-market?asset={asset}
/yield-markets
/stablecoin-watch
/market-risk
/protocol-revenue-leaders
/equity-intel?ticker={ticker}
/financial-statements?ticker={ticker}
/earnings-calendar?ticker={ticker}
/analyst-ratings?ticker={ticker}
/equity-news?ticker={ticker}
/dividend-intel?ticker={ticker}
/macro-regime
/technical-signals?ticker={ticker}
/pools-search?query={query}
/stock-pools?stock={stock}
/pools-trending?network={network}
/pm-markets
/pm-crypto
/pm-search?query={query}
/pm-movers
/chain-status
/gas-oracle
/insider-trades?ticker={ticker}
/institutional-holdings?manager={manager}
/equity-smart-money?ticker={ticker}
/equity-smart-money-brief?ticker={ticker}
/form-144-filings?ticker={ticker}
/13d-activist-watch?ticker={ticker}
/form-4-feed
/8k-material-events?ticker={ticker}
/token-score?token={token}
/tokenized-equities?thesis={thesis}
/portfolio?userId={userId}
/transaction-history?userId={userId}
/supported-tokens?search={search}&chainId={chainId}
/hyperliquid-account?address={address}
/hl-transaction-history?address={address}
/yield-farming-active?userAddress={userAddress}
/yield-farming-historical?userAddress={userAddress}
/yield-recommendations?userAddress={userAddress}
/dns-lookup?domain={domain}
/whois-lookup?domain={domain}
/domain-age?domain={domain}
/domain-report?domain={domain}
/web-extract?url={url}
/web-links?url={url}
/web-json-extract?url={url}
/fx-rates
/weather?location={location}