37,707 paid endpoints are listed. 23,020 answered a real 402 at the last check.
Every x402 endpoint on the Coinbase Bazaar and x402scan, probed unpaid every six hours. A listing tells you the price a seller wrote down. This tells you whether the endpoint is reachable, whether it charges what it declared, and how fast it answers. Ranked by an assay score out of 100.
Last check 2026-09-30 05:46 UTC · 37,707 probed
ScoreEndpointPrice · networkLatencyPayers 30dUptimeLast 30 probes
- 100api.onesource.io/api/chain/erc20-balanceERC20 token balance for any Ethereum wallet - USDC, USDT, DAI, or any token - via balanceOf (eth_call) on OneSource live Ethereum RPC$0.003 Base253 ms896 payers100% up
- 100api.onesource.io/api/chain/block-numberLatest Ethereum block height - current chain tip via eth_blockNumber$0.001 Base250 ms822 payers100% up
- 100api.onesource.io/api/chain/live-balanceLive wallet balance - native ETH plus up to 20 caller-supplied ERC20 tokens in one bounded RPC batch$0.003 Base293 ms788 payers100% up
- 100api.onesource.io/api/chain/ens/:inputENS resolve - turn a .eth name into an address, or an address into its primary .eth name, via eth_call on OneSource live Ethereum RPC$0.005 Base289 ms708 payers100% up
- 100api.onesource.io/api/chain/proxy/:addressDetect upgradeable proxy patterns (EIP-1967, UUPS, Transparent) via eth_getStorageAt - returns the implementation address behind a proxy$0.005 Base40 ms201 payers100% up
- 100topagentx402.vercel.app/api/send-tokenasset dispatch for autonomous agents$0.001 Base Sepolia108 ms201 payers100% up
- 100api.onesource.io/api/chain/storageRead a raw storage slot from any Ethereum contract via eth_getStorageAt$0.005 Base44 ms181 payers100% up
- 100api.onesource.io/api/chain/pendingPending block - transactions not yet mined, via eth_getBlockByNumber("pending")$0.01 Base39 ms145 payers100% up
- 100topagentx402.vercel.app/api/send-nativenative token dispatch for autonomous agents$0.001 Base Sepolia253 ms79 payers100% up
- 100api.onesource.io/standard/v1/branches/summaryThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Summary across reserve branches. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base182 ms60 payers100% up
- 100api.onesource.io/standard/v1/vaults/currentThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Latest expansion and contraction vault WETH balances, plus protocol-owned liquidity once observed on-chain. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base59 ms56 payers100% up
- 100api.onesource.io/standard/v1/exit-pressure/currentThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Current exit-pressure gauge across the reserve. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base71 ms54 payers100% up
- 100api.onesource.io/standard/v1/backing/currentThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. A snapshot of reserve backing: vault ETH balances, other reserve-asset holdings, and ETH backing per circulating STANDARD token. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base60 ms52 payers100% up
- 100api.onesource.io/standard/v1/chartersThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Charters, optionally filtered by owner. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.005 Base58 ms50 payers100% up
- 100api.onesource.io/standard/v1/auctions/currentThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Current Dutch-auction quotes for the daily STANDARD license auction and the ETH charter auction: price now, floor, last sale, and whether a computed price is available. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base142 ms50 payers100% up
- 100x402.ottoai.services/funding-ratesCross-venue funding-rate arbitrage + crowded-positioning radar: live perp funding rates, open interest, global & top-trader long/short ratios, whale positions, and liquidations across Binance, OKX, Bybit, Hyperliquid, and more. Omit symbol for the whole-market overview; pass one (e.g. BTC) for the per-exchange breakdown. (Hyperliquid-only perp data: use hyperliquid-market.)$0.001 Base198 ms48 payers100% up
- 100api.onesource.io/standard/v1/policy/outlookThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. A current-pace projection of the Central Bank's policy multiplier and issuance rate if the current epoch's net flow direction holds until close. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base44 ms48 payers100% up
- 100x402.ottoai.services/tradfi-dataTradFi macro intelligence: indices, VIX, DXY, treasury yields, commodities, and individual stock quotes with moving average context.$0.003 Base198 ms47 payers100% up
- 100api.onesource.io/standard/v1/exit/fee-curveThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. How the reserve's exit fee changes across a range of withdrawal sizes, checked two ways: a live contract read and this service's own formula. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base55 ms47 payers100% up
- 100x402.ottoai.services/twitter-summaryQuick pulse check from crypto Twitter. Breaking news, trending narratives, and sentiment shifts at a glance.$0.001 Base179 ms46 payers100% up
- 100api.onesource.io/standard/v1/poolThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Latest AMM pool state: price, tick, liquidity, reserves. reserve_eth_raw and reserve_std_raw are 18-decimal token amounts; divide them by 1e18. sqrt_price_x96_raw is Q64.96, and liquidity_raw is Uniswap liquidity rather than a token amount.$0.02 Base58 ms46 payers100% up
- 100api.onesource.io/standard/v1/supply/currentThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Latest supply ledger: cumulative minted and burned totals, circulating supply, and max supply. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base61 ms43 payers100% up
- 100api.onesource.io/standard/v1/branches/auction/liveThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Live Branch license auction state, read straight from the chain.$0.02 Base56 ms42 payers100% up
- 100api.onesource.io/standard/v1/candlesThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. OHLC price candles for the STANDARD/ETH pool, priced in ETH per STANDARD.$0.02 Base234 ms41 payers100% up
- 100api.onesource.io/standard/v1/issuance/runwayThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Cumulative STANDARD issuance against its budget, the current issuance rate, and a current-pace projection of when the budget runs out. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base42 ms41 payers100% up
- 100api.onesource.io/standard/v1/flow/hourlyThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Hourly ETH in/out and net flow through the STANDARD/ETH pool. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base56 ms40 payers100% up
- 100x402.ottoai.services/defi-analyticsWhere DeFi capital is flowing — TVL rankings, fastest-growing vs bleeding protocols, chain-by-chain breakdown, and per-protocol deep dives. Track capital rotation and protocol health. Powered by DefiLlama.$0.001 Base171 ms39 payers100% up
- 100api.onesource.io/standard/v1/exit/fee-forecastThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. A current-pace projection of the reserve's exit fee assuming no further withdrawals, day by day until it reaches the minimum rate. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base57 ms38 payers100% up
- 100api.onesource.io/standard/v1/branches/license-costThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Today's Branch license cost in ETH, compared against the charter auction's own price to show which path costs less. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base53 ms37 payers100% up
- 100api.onesource.io/standard/v1/exit-pressure/historyThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Exit-pressure history. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base61 ms36 payers100% up
- 100api.onesource.io/standard/v1/buybacks/readinessThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Whether the contraction vault's next buyback tick can fire, its ETH capacity, cooldown remaining, and recent executed ticks. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base50 ms36 payers100% up
- 100api.onesource.io/standard/v1/policy/epochsThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Epoch history and boundaries. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base51 ms35 payers100% up
- 100api.onesource.io/standard/v1/tax/scheduleThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. The launch tax hook's current buy and sell rates, its decay schedule, and a projection of where the rate is headed. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base50 ms35 payers100% up
- 100api.exa.ai/contentsExa /contents endpoint$0.001 Base210 ms33 payers100% up
- 100api.onesource.io/standard/v1/constantsThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Chain-read protocol constants: base rate, epoch length, floors, and where each one was last read from.$0.005 Base71 ms33 payers100% up
- 100api.onesource.io/standard/v1/auctions/salesThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Auction sale history, newest first. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base46 ms31 payers100% up
- 100api.onesource.io/standard/v1/supply/historyThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Supply ledger history. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base59 ms30 payers100% up
- 100api.nansen.ai/api/v1/profiler/address/related-walletsGet Address Related Wallets Data$0.01 Base68 ms29 payers100% up
- 100api.onesource.io/standard/v1/backing/historyThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Backing-ratio history, joined against circulating supply as of each snapshot block. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base47 ms29 payers100% up
- 100api.nansen.ai/api/v1/tgm/token-informationGet "Token God Mode" (TGM) token information data$0.01 Base76 ms28 payers100% up
- 100api.loyalspark.online/x402-gateway/recipient-api/prepare-transferOnchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.$0.005 Base154 ms27 payers100% up
- 100api.nansen.ai/api/v1/profiler/address/transactionsGet Address Transactions Data$0.01 Base74 ms27 payers100% up
- 100api.loyalspark.online/x402-gateway/recipient-api/balancesOnchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.$0.001 Base129 ms26 payers100% up
- 100api.nansen.ai/api/v1/profiler/address/pnl-summaryGet Address PnL Summary Data$0.01 Base74 ms26 payers100% up
- 100api.onesource.io/standard/v1/vaults/historyThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Vault snapshot history. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base47 ms26 payers100% up
- 100api.onesource.io/standard/v1/governance/changesThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Governance and parameter-change history, queued changes awaiting effect, feature switches, and guardian pause state. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base54 ms26 payers100% up
- 100api.onesource.io/standard/v1/eventsThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Raw protocol event feed, newest first.$0.005 Base47 ms26 payers100% up
- 100api.onesource.io/standard/v1/auctions/daysThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Per-day history for the license or charter Dutch auction: open price, floor, close price, and how much sold each day. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base54 ms24 payers100% up
- 100api.oblique.markets/api/v1/paid/base-block-numberUse when an agent needs base block number. Returns Fetch the current Base mainnet block number from redundant public RPCs and return structured JSON with source and freshness metadata. $0.002.$0.002 Base25 ms23 payers100% up
- 100api.nansen.ai/api/v1/profiler/address/historical-balancesGet Address Historical Balances Data$0.01 Base82 ms23 payers100% up
- 100api.onesource.io/standard/v1/decisions/branchThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Everything relevant to deciding whether to buy a Branch or license right now, bundled into one call.$0.05 Base44 ms23 payers100% up
- 100api.nansen.ai/api/v1/tgm/token-ohlcvRetrieve token OHLCV candle data$0.01 Base79 ms21 payers100% up
- 100x402.ottoai.services/yield-alphaBest DeFi yield opportunities across stablecoins, ETH, and BTC with risk ratings and APY comparisons.$0.002 Base168 ms20 payers100% up
- 100api.onesource.io/standard/v1/holders/concentrationThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. How concentrated Charter and Branch ownership is across wallets, including a standard concentration score and a genesis-versus-auction breakdown.$0.02 Base57 ms20 payers100% up
- 100api.oblique.markets/api/v1/paid/base-gas-priceUse when an agent needs base gas price. Returns Current Base gas price: fetch EIP-1559 latest-block base fee and gas price in wei and gwei from redundant public RPCs, with block freshness metadata for transaction planning. $0.002.$0.002 Base24 ms19 payers100% up
- 100x402.ottoai.services/trending-altcoinsTop 3 hottest altcoins traders may want to ape into, based on news and Twitter analysis. DYOR.$0.002 Base164 ms19 payers100% up
- 100api.loyalspark.online/x402-gateway/programsOnchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.$0.001 Base131 ms19 payers100% up
- 100api.onesource.io/standard/v1/branches/doiThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Days of Issuance: how the current license price compares to the pace of new-Branch issuance.$0.02 Base60 ms19 payers100% up
- 100api.loyalspark.online/x402-gateway/merchant-profileOnchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.$0.005 Base138 ms18 payers100% up
- 100x402.twit.sh/tweets/userGet the latest tweets (timeline) from a specific Twitter/X user by their username. Returns up to 20 tweets per page sorted by most recent first, with pagination support. Query params: username (string, required) - Twitter screen name; next_token (string, optional) - pagination cursor, e.g. GET /tweets/user?username=elonmusk. Returns X v2 API-compatible JSON.$0.01 Base172 ms17 payers100% up
- 100x402.ottoai.services/weatherLive weather for any city or lat/lon worldwide. Returns current conditions — temperature, feels-like, humidity, wind and sky — plus a 5-day forecast with daily highs/lows and precipitation probability. City names auto-geocode (no coordinates needed). Refreshed hourly with transparent freshness metadata. Keyless, pay-per-call, agent-ready JSON.$0.002 Base176 ms17 payers100% up
- 100api.onesource.io/standard/v1/dormancy/bountiesThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Wallets past their reportable dormancy window, ranked by the bounty an outside reporter could claim for flagging them. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.$0.02 Base54 ms17 payers100% up
- 100api.loyalspark.online/x402-gateway/rewardsOnchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.$0.001 Base136 ms16 payers100% up
- 100api.loyalspark.online/x402-gateway/balanceOnchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.$0.001 Base137 ms16 payers100% up
- 100api.onesource.io/standard/v1/dormancyThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Wallet last-activity records, flagged reportable once past the dormancy window.$0.02 Base40 ms16 payers100% up
- 100api.loyalspark.online/x402-gateway/recipient-api/workflow/prepare-reward-redemptionOnchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.$0.005 Base131 ms15 payers100% up
- 100api.loyalspark.online/x402-gateway/vouchersOnchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.$0.001 Base140 ms15 payers100% up
- 100api.nansen.ai/api/v1/prediction-market/market-screenerGet Prediction Market Screener$0.01 Base86 ms15 payers100% up
- 100x402.ottoai.services/token-alphaPremium token intelligence: price metrics, news, Twitter sentiment, and futures data. Find out why your token is moving.$0.005 Base164 ms14 payers100% up
- 100www.cultos.dev/services/builder-code-validatorBuilder Code Validator$0.001 Base208 ms14 payers100% up
- 100www.cultos.dev/services/bazaar-metadata-checkBazaar Metadata Check$0.001 Base108 ms14 payers100% up
- 100laso.finance/order-gift-cardOrder a gift card from the catalog. Browse available cards at GET /search-gift-cards.$5.24 Base90 ms13 payers100% up
- 100api.nansen.ai/api/v1/prediction-market/categoriesGet Prediction Market Categories$0.01 Base84 ms13 payers100% up
- 100x402.ottoai.services/base-ecosystem-newsBase-chain ecosystem news for Base-native agents, not the general crypto firehose. Up to 12 Base-scoped headlines from the last 48h, each with its own permalink and publication timestamp, screened against the general /crypto-news feed; `screen` states what was dropped. The AI topic read is optional and is withheld, never padded with macro, when there is no Base coverage. Refreshed hourly from cache; a read past the freshness window pulls inline.$0.001 Base179 ms12 payers100% up
- 100api.loyalspark.online/x402-gateway/update-program-configOnchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.$0.005 Base202 ms12 payers100% up
- 100api.loyalspark.online/x402-gateway/mintOnchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.$0.01 Base147 ms12 payers100% up
- 100x402.ottoai.services/tweet-searchSearch X/Twitter for any query and get the actual matching tweets — keyword, $CASHTAG, from:handle (a user timeline), @handle (mentions), or boolean OR. Each tweet returns author, full text (long-form note tweets included), timestamp, likes and retweets (reply/quote counts when available). Most-recent-first for real-time monitoring and alerting. Live X search backend, pay-per-call USDC, structured JSON.$0.005 Base166 ms11 payers100% up
- 100x402.ottoai.services/fx-ratesLive + reference foreign-exchange (forex) rates, base USD. LIVE near-real-time mid quotes for the 12 most-traded currencies (EUR, GBP, JPY, CHF, CAD, AUD, NZD, CNY, HKD, SGD, SEK, KRW), refreshed every minute with an honest market-open/stale flag, PLUS the official ECB daily reference table for ~30 currencies. Derive any cross-rate or pair. For agents pricing cross-border ops, treasury, invoicing and FX conversion. Keyless, pay-per-call.$0.001 Base171 ms11 payers100% up
- 100x402.ottoai.services/filtered-newsAI-filtered crypto news and Twitter search for non-token topics (airdrops, DeFi trends, etc). Max 2 words.$0.001 Base161 ms11 payers100% up
- 100x402.ottoai.services/kol-sentimentPremium alpha from top 50 crypto KOLs. Real trading signals, trending token picks, and sentiment from influencers who move markets.$0.003 Base166 ms11 payers100% up
- 100api.nansen.ai/api/v1/smart-money/holdingsGet Smart Money Holdings Data$0.05 Base83 ms11 payers100% up
- 100api.loyalspark.online/x402-gateway/transferOnchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.$0.005 Base148 ms11 payers100% up
- 100api.loyalspark.online/x402-gateway/program-statusOnchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.$0.005 Base123 ms11 payers100% up
- 100api.onesource.io/standard/v1/decisions/charterThe Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Everything relevant to deciding whether to buy into a new charter right now, bundled into one call.$0.05 Base49 ms11 payers100% up
- 100kronossignals.com/api/v1/alerts/btcReal-time Bitcoin (BTC) market-regime alerts: volatility squeeze, breakout, funding-rate extreme, open-interest surge — derived from live derivatives data. Event feed for crypto trading agents. Pay-per-call via x402 on Base USDC.$0.02 Base159 ms10 payers100% up
- 100kronossignals.com/api/v1/macroTradFi macro context for crypto traders and agents: VIX (fear gauge), DXY (US Dollar Index), US 10-Year yield, S&P 500 (SPX), and gold. Sourced from stooq.com and Yahoo Finance in parallel with 15-minute caching. All fields are null if sources are unreachable — never fabricated. $0.02 USDC via x402.$0.02 Base105 ms10 payers100% up
- 100x402.ottoai.services/rh-seasonRobinhood Chain memecoin intelligence: rug-screened RH Chain (4663) movers. Hard liquidity + wash-volume gates filter $0-liquidity honeypots faking $1M volumes; survivors carry rug-risk flags (thin liquidity, vol/liquidity anomaly, pool age, CoinGecko listing) plus trusted-KOL mentions with verbatim quotes and a synthesized RH sentiment read. Served from a cached snapshot while fresh (≤1h) and regenerated on demand when a read finds it stale.$0.001 Base184 ms10 payers100% up
- 100x402.ottoai.services/tokenized-equitiesLive registry of tokenized US equities & ETFs on Robinhood Chain (4663): symbol, pin-verified token address, decimals, routability, the EXECUTABLE buy price per token ($100 at route min output) vs the catalog reference price + deviation. Not a data-coverage claim. Informational only. Hourly.$0.001 Base184 ms10 payers100% up
- 100vaaya.ai/api/run/firecrawl/scrapeFirecrawl — Scrape a single URL and return clean markdown/HTML.$0.01 Base121 ms10 payers100% up
- 100x402.ottoai.services/pm-cryptoCrypto prediction markets on Polymarket: the highest-volume open BTC, ETH and crypto markets with live odds (outcome probabilities), best bid/ask, spread, 24h + total volume, liquidity, price change and end date. "Bitcoin above X", price targets, ETF and protocol events — what the prediction market ACTUALLY prices in, as flat JSON refreshed every 5 minutes. Crypto odds, Bitcoin prediction market, ETH probability. $0.001 per call.$0.001 Base176 ms10 payers100% up
- 100api.loyalspark.online/x402-gateway/earnOnchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.$0.01 Base151 ms10 payers100% up
- 100gateway.spraay.app/api/v1/notify/smsSend SMS notification for payment alerts.$0.02 Base289 ms10 payers100% up
- 100glim.sh/api/v1/amazon/searchSearch Amazon by keyword or browse bestsellers by category slug$0.005 Solana145 ms9 payers100% up
- 100kronossignals.com/api/v1/signals/btcReal-time crypto derivatives signals for BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE-USD: perpetual futures funding rate (raw + annualized), next_funding_time, funding_interval_hours, open interest and 1h change, basis (perp vs index), funding-rate trend. Live data from OKX perpetuals via Kronos market_signals. Pay-per-call via x402.$0.02 Base146 ms9 payers100% up
- 100api.bitrefill.com/x402/invoice/payPay a Bitrefill invoice in USDC via x402 to buy gift cards, eSIMs & mobile top-ups across 180+ countries.$1000.00 Base170 ms9 payers100% up
- 100kronossignals.com/api/v1/overviewCrypto market-wide derivatives snapshot: funding rate, open interest, mark price, and 24h volume for all 17 perpetual futures markets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE). One call replaces 17 separate signals calls. Includes per-asset data freshness. Real-time from Kronos market_signals. Pay-per-call via x402.$0.02 Base115 ms9 payers100% up
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