x402 List

x402 Protocol Service Directory

x402 Finance API

x402 finance APIs covering prices, quotes, and payment rails that monetize each call with the x402 protocol. Every listing is monitored for uptime and exposes its per-request cost.

FINANCE SERVICES ── 88 total ── for live status visit /status

STATUS ── ● online · ◐ degraded · ○ offline · ─ unknown ── live health, see /status.

VOL 30D and BUYERS 30D are a measured 30d floor across listed services, not an ecosystem total; an unmeasured service is not counted as zero.

·sh = shared payout address; volume attributed pro-quota (buyers left whole).

x402 Finance services with live status, name, description, endpoint count, cheapest per-request price, 24-hour uptime, measured 30-day on-chain volume, distinct 30-day buyers, and supported networks. Click a column header to sort.
STATUS NAME DESCRIPTION EP FROM $/REQ UPTIME 24H VOL 30D BUYERS 30D NETWORKS
Eve's Wire Eve's Wire is a paper Polymarket night editor. $0.05 USDC per call on Base (Coinbase CDP EIP-3009 or Circle Gateway) for a live wire stamp (/stamp), an official RWA print (/print), or the live paper book (/desk). Free delayed tape is GET /tape and GET /prints. Paying a stamp does not sit her book. PayTo 0x80aa1fA83F7B771BF2AB815DA9bA1236b1B91E3F. 3 $0.05 100.00% $0.40 4 ARB/AVX/BSE/POL
Gotobi Calendar API Returns Japanese FX gotobi (五十日) settlement dates and Japanese public holidays for a given month, with today and next-date lookups. Holiday data covers substitute holidays. Six paid endpoints at $0.01 per request in USDC on Base or Solana. 3 $0.01 100.00% $1 ·sh 362 BSE/SOL
Crypto Technicals & Web Utilities Pay-per-call crypto technical analysis (trend regime, Donchian levels, ATR stops, volatility, funding, order book, correlation, single-symbol and portfolio backtests computed by the code of a live trend-following bot) plus web utilities for agents (screenshot, page-to-Markdown, DNS, email verification, spot prices). USDC on Base or Solana, x402 v2, PayAI facilitator, browser checkout supported. 15 $0.001 100.00% $0.003 2 BSE/SOL
DeFiRisk DeFi protocol risk score: TVL, hack history, audit status, contract safety, AI verdict, plus current supply/lending yields (APY) 1 $0.10 100.00% $0.98 ·sh 34 BSE/SOL
x402stock Pay-per-call market and economic data API for agents: US stocks, ETFs and options, macro series, SEC filings, crypto and market sentiment. Paid in USDC via x402 on Base, no API key required. 10 $0.01 100.00% $17 45 BSE
AsterPay Trust, discovery and EUR settlement layer for AI agent payments. KYA agent trust scoring (0-100) with sanctions screening and ERC-8004 identity, x402 micropayments, crypto/market analytics, and USDC to EUR SEPA Instant settlement aligned with MiCA. 3 $0.001 100.00% $0.18 10 ARB/BSE/POL
Atlas Market Data Pay-per-call market data API for stocks, crypto, forex, options and futures: OHLC bars, ticker reference, technical indicators, US macro series, corporate actions, insider trades, short interest and news. Flat $0.015 per call in USDC on Base, data passed through from upstream providers. 10 $0.015 100.00% $1 ·sh 14 ARB/BSE/POL/SOL
TradeOS Crypto Intelligence Plain read-only crypto intelligence APIs for agents, dashboards, screeners, and research workflows. 9 $0.15 100.00% $0 0 BSE
Hyperliquid Market Data Pay-per-call REST API serving Hyperliquid market data on Base: spot and perp context, mid prices, order book, OHLCV candles, funding and predicted funding, open-interest caps and perp metadata. Nine endpoints, $0.005 to $0.01 per call. Operated by x402 Atlas, not by Hyperliquid. 9 $0.005 100.00% $5 ·sh 43 ARB/BSE/POL/SOL
IXS Pay-per-call API exposing IXS tokenized real world asset vaults: vault listings with their underlying asset and on-chain details, returned as JSON. bash.001 per request in USDC on Base. 1 $0.001 100.00% $0.09 32 BSE
TopPot Agent Arena Agents-only football (FPL) score-prediction pots. AI agents discover open pots, submit score predictions, and pay the USDC entry fee on Base over x402. All entries fund the prize pool and winners are paid out on-chain automatically once every match is scored — tie-aware prize splitting included. Free machine-readable discovery at https://toppot.io/api/predictor/agent-pots and docs at https://toppot.io/api/predictor/agent-pots/docs. 1 $5.00 100.00% $0 0 BSE
XRPreflight XRPL destination preflight, payer affordability, and payment receipt for AI agents. Before sending XRP or RLUSD to a classic r-address, check ready + blockers (only send if ready is true); check payer affordability; decode a settled Payment tx hash into structured receipt JSON; batch-check up to 10 destinations. Payment hygiene, not a risk score, AML, or security product. Independent — not affiliated with Ripple, XRPLF, or t54. Priced 1000 drops of XRP (0.001 XRP) per call via x402 on XRPL mainnet. 4 --- 100.00% --- ---
Trading Strategy Data Live crypto trend signals, cross-asset ranking, and on-demand backtesting for BTC/ETH/SOL, backed by a transparent systematic methodology. Every number is independently verifiable -- backtest it yourself instead of trusting a black-box signal. 7 $0.01 100.00% $0.06 ·sh 5 BSE/SOL
LoneStarOracle InsiderFlow Returns SEC Form 4 insider trades for a US stock ticker: buys and sells by officers, directors and 10% owners, with configurable lookback up to 365 days. 1 $0.03 100.00% $0.98 ·sh 34 BSE/SOL
Cofferline Treasury and risk infrastructure for autonomous agents: SIWE wallet identity, policy-enforced conversion and gas top-ups on Base, prediction-market risk checks for Polymarket, and a double-entry ledger. Fees settle in USDC over x402 (EIP-3009) or a prepaid balance. 1 $1.00 100.00% $1 1 BSE
LoneStarOracle Liquidations Perpetual futures liquidation data for BTC, ETH, SOL, AVAX, LINK and ARB, sourced from OKX. Returns long versus short liquidation volume, the largest single events, hot price zones and a cascade signal, cached for 5 minutes. 1 $0.10 100.00% $0.98 ·sh 34 BSE/SOL
hlrisk Real-time Hyperliquid BTC/ETH liquidation risk index built from live on-chain position data: notional at risk if price moves +/-1%/3%/5%, the closest position to liquidation, and current funding rate. Also serves backstop liquidation events, gas price, and other example x402 endpoints. 7 $0.002 100.00% $16 3 BSE
LoneStarOracle WealthPulse Combines an Ethereum wallet, token contract addresses and a list of stock tickers into a single cross-asset risk score with a written breakdown of the flagged risks. 1 $0.25 100.00% $0.98 ·sh 34 BSE/SOL
ApiToll SEC EDGAR Data SEC EDGAR data by ticker or CIK: 10-K, 10-Q and 8-K filings, Form 4 insider trades, and a bundle combining insider, 13F holdings and recent 8-K in one call. Sources live from data.sec.gov. A free coverage route reports which forms exist before any paid call. 3 $0.003 100.00% $0.26 30 BSE/SOL
Trend Signals Derived crypto trend data for autonomous agents — not a price feed. PP-SuperTrend trend state across ~1,600 crypto assets: bull/bear direction on 1D, 4H and 1W, how many bars ago each asset flipped, the band level at which the trend invalidates, RSI divergences and 14-day momentum. These are computed signals over years of history from a continuously running pipeline, so an agent cannot cheaply reproduce them. Pay per call in USDC on Base from $0.01 — no signup, no API key, no subscription. 4 $0.01 100.00% $0 0 BSE
Qotien — API fiscal & retraite FR API de calcul fiscal & retraite français 2026, sourcée et datée sur les 32 régimes de retraite. Chaque réponse porte ses sources et son niveau de confiance : fiable / estimé / partiel / non calculable. 1 $0.05 100.00% $2 1 BSE
SEC fundamentals API Normalized SEC financial data, priced per call, built for agents. Company financials, XBRL facts, filings, industry benchmarks, peer comparison and screening across 20,000+ US public companies — parsed nightly from SEC EDGAR, normalized to 61 canonical concepts, and payable in USDC per request via the x402 protocol. No signup. No API key required. Your agent pays $0.005–$0.25 and gets JSON back. 1 $0.10 100.00% $0.04 2 BSE
Crypto Perp Signals Pay-per-call API for crypto perpetual futures: funding rates ranked across roughly 100 Binance perp markets, the list of covered symbols, and the current Fear and Greed sentiment index, returned as structured JSON. 3 $0.005 100.00% $0.76 ·sh 39 ARB/BSE/POL/SOL
LoneStarOracle OptionsFlow Options market data API returning unusual options activity, put/call ratio and the largest block trades for a given ticker, paid per call via x402. 1 $0.01 100.00% $0.98 ·sh 34 BSE/SOL
Central Command AI-native crypto trading intelligence API with 39 pay-per-call endpoints: AI strategy agents, market data, derivatives analytics, funding/liquidation signals, counter-trade alpha, paper brokerage, and indicator generation. x402 v2 on Base USDC. Free for linked accounts; outside agents pay per call. Remote MCP server included. 16 $0.0005 100.00% $0 0 BSE
CoinOpAI Kronos Market Intelligence Pay-per-call CoinOpAI x402 services on Base: Kronos market intelligence (calibrated 80% price ranges for BTC, ETH, SOL, XRP, ADA, risk state, preflight, decision journals, audits), anomaly scoring, calibration and verify checks, the CoinOpAI prompt/automation catalog with search, and FLUX image generation with style presets. x402 + MPP, from $0.005 per call. 19 $0.005 100.00% $0.49 13 BSE
Ogena token risk Pre-trade token safety checks for AI agents on Solana and Base: $0.005 safety ping and $0.04 deep risk reports with HMAC attestation, settled per call in x402 USDC. 2 $0.005 100.00% $0 0 BSE/SOL
LatAmPulse Returns Latin American economic data: official FX rates for BRL, ARS, COP, MXN, CLP and PEN, the Argentina dolar blue premium, commodity prices (corn, soybeans, coffee, sugar, copper) and World Bank macro indicators, plus an AI written narrative. Single paid endpoint at /report. 1 $0.05 100.00% $0.98 ·sh 34 BSE/SOL
Coil Scanner board AI stock-scanner board sold per read over x402: ~560 S&P 500 / Nasdaq-100 / Macro names scored for opportunity, entry state, and hold strength, with per-book regime verdicts and buy-list lanes. $0.25/read in USDC on Base, refreshed ~every 5 minutes during US market hours. Free previous-day sample at /api/board/free. Impersonal research, not investment advice. 1 $0.10 100.00% $4 25 BSE/SOL
Fia Signals x402 crypto market-intelligence and token-risk API for autonomous agents, led by a delivery-verified /fear-greed checkout route on Base USDC. 7 $0.03 100.00% $0.26 8 BSE
Tollbooth Tollbooth — 59 verified tax, finance, lending, real-estate, retirement, investing, crypto and business calculators for AI agents, paid per call in USDC on Base mainnet (no account, no API key; $0.01–$1.00 per call via the Coinbase CDP facilitator). Every answer ships a formula/method trace, cited sources with a 2026 data-vintage stamp, and a reproducible SHA-256 hash over the RFC 8785 (JCS) canonical fixed point {endpoint, inputs, result, method, dataVintage} that any client re-derives for free with POST /v1/verify-hash — recompute the math instead of trusting the server. Free golden-vector self-checks at /v1/golden/:id publish expected inputs, results, and hashes. Optional paid tier: Ed25519-signed audit-grade Verification Receipt (POST /v1/receipt/:id — $1 per call, $5 per report; a normal paid answer does not include it). Tollbooth authors Golden-Vector Provenance (GVP), a single-author draft provenance spec (Apache-2.0 code / CC-BY-4.0 spec): the npm package golden-vector-provenance is published (v0.7.0, matching git tag v0.7.0), and a spec PR carrying the field is under public review at x402-foundation/x402#3304 (discussion #3234). Payment-rail-agnostic by construction: the fixed point binds the question and the answer, not the settlement rail. Also a free neutral verifier for any service's response (POST /v1/gvp/check). 59 $0.01 100.00% $1 4 BSE
ForgeMesh Crypto Signals Crypto market intelligence API for agents: market signals, whale and exchange flow alerts, price forecasts, risk state and journaled decisions with audit records. Paid per call in USDC on Base, no API key. Each endpoint returns a free delayed sample before payment. 10 $0.02 100.00% $0.49 9 BSE
AgentTax US sales tax calculation API for AI-agent commerce. Returns the combined state+local rate, taxability by work type, economic-nexus alerts and a confidence score for all 50 states + DC. Pay per call in USDC on Base via x402 ($0.005) or use an API key. 1 $0.005 100.00% $0 0 BSE
CascadeWatch Paid API returning DeFi liquidation cascade risk for Morpho Blue and Aave V3 lending markets: at-risk positions, liquidatable collateral and a cascade risk score. 1 $0.10 100.00% $0.98 ·sh 34 BSE/SOL
Losbeto — LLM Gateway & Market Intelligence OpenAI-compatible LLM gateway + cross-asset market intelligence for AI agents, one USDC micropayment per call. POST /v1/chat/completions and GET /llm run on live backends; free tier at /llm/free, models at /v1/models. Market data: FX (EUR/USD, GBP/USD, USD/JPY), equities (AAPL, TSLA, NVDA), commodities (gold, WTI), macro calendar (FOMC, CPI), crypto (Pyth prices, fear & greed, DEX screening, rug checks). Brazil in depth: Selic, CDI, IPCA, Ibovespa and B3 with point-in-time vintages of official statistics — unique on x402. Every settlement public at /receipts. Free delayed preview on every endpoint (?preview=1). Pay-per-call from $0.003; prepaid credits with +20–50% bonus, day/week passes and monthly plans (Pro $9.99, Whale $19.99) — machine-readable at /plans. USDC on Base (Coinbase CDP) and Solana (PayAI), Bazaar discovery on every 402, no signup. MCP server on the official registry; npm: losbeto-mcp, losbeto-llm. Hireable on Virtuals ACP. Signed catalog at /.well-known/x402.sig, machine directory at /agent-directory.json. 94 $0.003 100.00% $63 8 BSE/SOL
GBLIN Protocol Treasury and risk data for a NAV-backed basket token on Base (cbBTC/WETH/USDC) with an automated on-chain crash-response policy. Agents can read live NAV and basket weights, the current market risk regime, MEV-safe swap quotes, and ready-to-broadcast calldata for redeeming to USDC just in time to pay an invoice. Settled via the Coinbase CDP facilitator; a free read-only MCP server is published on npm as @gblin-protocol/mcp-server. 3 $0.001 100.00% $0.41 19 BSE
Bitrefill API to search gift cards, eSIMs and mobile top ups and pay for them in USDC via x402, priced per call and with no account. Endpoints cover catalog search, product detail, and invoice creation, payment and status, on Base, Arbitrum, Polygon and Solana. 8 $0.001 100.00% $560 83 ARB/BSE/POL/SOL
LoneStarOracle EarningsCalendar Earnings calendar API for US equities: upcoming report dates, EPS estimates (low, average, high) and revenue estimates for up to 30 tickers, sorted by soonest report date. 1 $0.03 100.00% $0.98 ·sh 34 BSE/SOL
LoneStarOracle NewsSentiment Scores recent news headlines for a given ticker, company or market topic, returning a bullish/bearish/neutral distribution and an aggregate sentiment score from -1 to +1. One endpoint, 0.05 USDC per query. 1 $0.05 100.00% $0.98 ·sh 34 BSE/SOL
MIND Protocol Paid Solana data cards for autonomous agents: price signals, wallet market intelligence, and risk scoring over x402 v2 and USDC. 3 $0.008 100.00% $0 0 SOL
LoneStarOracle EquityScope Returns current price, valuation fundamentals, analyst ratings and next earnings date for US stocks and ETFs, with an AI-generated summary. Data sourced from yfinance. 1 $0.05 100.00% $0.98 ·sh 34 BSE/SOL
OpenInterest Pay-per-call API returning perpetual futures open interest for BTC, ETH, SOL, AVAX, LINK and ARB across OKX, Hyperliquid and dYdX: USD totals, per-exchange breakdown, 5-minute delta and an accumulating or deleveraging signal. $0.05 in USDC per call on Base or Solana. 1 $0.05 100.00% $0.98 ·sh 34 BSE/SOL
Hyperliquid Prediction Markets Data (x402 Atlas) Relays Hyperliquid HIP-4 prediction market data over x402: a catalog of outcomes with their metadata, and the settled result for a single outcome by id. Upstream payloads are relayed verbatim. Operated by x402 Atlas, not by Hyperliquid. 2 $0.005 100.00% $0.27 ·sh 27 ARB/BSE/POL/SOL
TickersFeed Pay-per-call market data API for AI agents: stock quotes, earnings and news, crypto prices, DeFi TVL and yields, gas prices, SEC filings and FX rates, plus AI generated analysis. Prices range from $0.001 to $0.08 USDC per call on Base. 10 $0.001 100.00% $4 70 BSE
Hyperliquid Account Intelligence Paid API returning a Hyperliquid account's trading state for any 0x address: perpetuals positions and margin, spot balances, HYPE staking, open orders, recent fills, portfolio history and fee tier. Relays Hyperliquid's public upstream data, billed per call in USDC on Base. 7 $0.01 100.00% $0.59 ·sh 20 ARB/BSE/POL/SOL
US CPI Data & Inflation Report API Gives you official United States inflation numbers from the government's BLS Consumer Price Index. Ask for the newest reading, a specific month in the past, or a whole range of months, and get back clear percentages for overall inflation and 'core' inflation (which ignores food and energy prices), plus a plain-English summary sentence. 1 $0.01 100.00% $6 ·sh 28 BSE/SOL
cloudpayX Agent XRPL-native machine intelligence and pre-settlement infrastructure. Autonomous agents can purchase wallet and transaction risk assessments, XRP/RLUSD route analysis, XRPL asset intelligence, arbitrage viability, ledger health, and transaction repair through x402 v2 with on-ledger XRP settlement. 11 --- 100.00% --- ---
DefiLlama Data API (x402 Atlas) Pay-per-call proxy over DefiLlama public data: DeFi TVL, yield pool APY, token prices, DEX and fee volumes, stablecoin supply. 30 endpoints at $0.005 per call in USDC on Base. Operated by x402 Atlas, not affiliated with DefiLlama. 10 $0.005 100.00% $2 ·sh 39 ARB/BSE/POL/SOL
PopaDex Personal Finance Reference API Read-only personal finance reference-data and calculation API for AI agents: tax estimates, disposable-income comparisons, sub-central tax rates, and social-security contribution data. 4 $0.01 100.00% $0 0 BSE
StableFinance Pay-per-request API for US equities data: prices, financial statements, SEC filings, 13F holdings, insider trades and central bank rates. Wraps the Financial Datasets AI API at $0.02 per successful call, no upstream account needed. 10 $0.02 100.00% $2 23 BSE/SOL
LoneStarOracle PortfolioRisk Portfolio risk API: returns 95% VaR, Sharpe ratio, max drawdown, annualized volatility and a pairwise correlation matrix for a list of tickers, with optional weights. 1 $0.10 100.00% $0.98 ·sh 34 BSE/SOL
CoinGecko Crypto Price & Data (x402 Atlas) Pay-per-call REST API serving CoinGecko data on Base: spot prices, OHLC candles, market-cap rankings, coin metadata, 24h trending coins and historical price snapshots, at $0.005 per call. Operated by x402 Atlas, not by CoinGecko. 6 $0.005 100.00% $0.42 ·sh 31 ARB/BSE/POL/SOL
Stratalize x402 API serving about 196 endpoints of benchmark and reference data across finance, governance, compliance, healthcare and real estate. Priced $0.02 to $0.50 USDC on Base and Solana. The operator states each response carries a signed receipt checkable at trust.stratalize.com. 10 $0.02 100.00% $0.40 7 BSE/SOL
SENTINEL Compliance Intelligence First comprehensive AML/CFT compliance oracle for the agent economy. Screen wallet addresses against 12,997+ sanctioned crypto addresses (OFAC SDN, USDT/USDC Blacklists, Ransomwhere, OpenSanctions, UK OFSI). Search 1.1M+ entities across OFAC/UN/EU sanctions, PEPs, Interpol wanted, World Bank debarment. 179-country jurisdiction risk scoring. Compound intelligence endpoints fuse wallet + entity + jurisdiction screening in one call. Plus Mauritius economic data oracle (forex, fuel, stocks, weather, macro, monetary). ERC-8004 Agent #27961 on Base. CDP Facilitator integrated. 11 $0.001 100.00% $0.16 15 BSE
BRS Signals Real-time Bitcoin regime-switch signals for agents: directional bias, market-regime structure, funding divergence, gamma exposure, stablecoin flows and mempool health. USDC on Solana or Base. 7 $0.01 100.00% $0 0 BSE/SOL
Greenwood Financial Intelligence Real-time SEC EDGAR insider trading signals, congressional STOCK Act disclosures, FEC political contribution monitoring, and compound signals — cross-referenced and scored. Pay per query via x402 on Base mainnet. No subscriptions, no API keys. 7 $0.002 100.00% $0 0 BSE
toon.haus Financial Data API Pay-per-call financial data API: stock quotes, metrics, earnings, insider transactions, SEC filings, options, market news, forex and crypto. 10 $0.001 100.00% $0.29 14 BSE
LoneStarOracle MacroPulse Pay-per-query API returning US macro data (Fed funds rate, curve yields and spreads, CPI and Core PCE, M2, GDP, unemployment, VIX, Fear and Greed index) together with a macro regime summary generated by a language model. 1 $0.05 100.00% $0.98 ·sh 34 BSE/SOL
DESK LEAD x402 Micropay research APIs on BSC/Base via x402 v2 (brief, wallet, pons, micros, high-ticket packs). Free catalog /.well-known/x402.json. PayTo 0x2e882B5f4D97C2acCEb7D68C97582E8c8Dae6f22. No financial advice. 6 $0.01 100.00% $0.03 2 BSE
Kronos Quant Signal API Auditable multi-asset financial forecasting for research and agent decision support. Crypto, commodities, and pre-market equities. 23 paid x402 endpoints on Base + Solana mainnet. Prices from 0.001 to 0.05 USDC per request. 23 $0.001 100.00% $0.01 2 BSE/SOL
RealEstatePulse Paid API returning US housing and mortgage indicators: 30-year and 15-year fixed rates, ARM rates, housing starts, building permits, existing home sales and the Case-Shiller home price index, sourced from FRED and refreshed weekly. Single GET /report endpoint, 0.03 USDC per call on Base or Solana. 1 $0.03 100.00% $0.98 ·sh 34 BSE/SOL
Hibra AI Swap Executes token swaps on Base, routing across multiple DEXes including Uniswap, Aerodrome and SushiSwap. Charges 0.1 USDC per approved transaction. 1 $0.10 100.00% $0 0 BSE
TechAnalysis Pay-per-query API returning technical analysis for crypto, equity and forex tickers: indicator readings such as RSI, MACD, Bollinger Bands and ADX across multiple candle timeframes, with a confluence score and a signal summary generated by a language model. 2 $0.05 100.00% $0.98 ·sh 34 BSE/SOL
StakeEdge Staking yield API comparing protocol staking, liquid staking and liquid restaking rates (including ether.fi, Renzo, Kelp) across ETH, SOL, ATOM, ADA, DOT, AVAX and MATIC, with a best_strategy field. One report endpoint at $0.05 USDC per call, payable on Base or Solana. 1 $0.05 100.00% $0.98 ·sh 34 BSE/SOL
Tick Aggregator FX API Best bid/ask FX aggregated from multiple sources across 14 instruments (major pairs and XAUUSD), with quality metadata: number of fresh sources, quality status and spread comparison against the single source. Paid per call in USDC on Base or Solana. A delayed demo feed and service status are available for free. 3 $0.005 100.00% $1 ·sh 362 BSE/SOL
Runbot Strategy Copilot StratForge: build + AI-optimize + export a crypto trading strategy in ONE paid x402 call. Tiers by optimizer depth - Flash 2min $2.99, Deep 15min $8.99, Ultra 60min $24.99. Perp futures (OKX Top-20) and Polymarket Up&Down. Paper now, live soon on app.apevsbot.com. 4 $0.25 100.00% $0 0 BSE
Entropy Index Thermodynamic risk intelligence for agentic capital. Sealed V5 physics, Watch/Act regime clocks, attestation on every paid call. Crisis registered six months before Lehman. Probe at $0.07 USDC on Base; clock at $5 before size. 7 $0.25 100.00% $0.75 1 AVX/BSE
Stock Trends Market Intelligence Per-request paid API exposing weekly Stock Trends data for North American equities and ETFs: prices, trend indicators, market regime, screener, leadership rotation and history. Priced from $0.0025 to $0.50 per call in USDC on Base. 10 $0.0025 100.00% $83 17 BSE
CriptoNous Market Intelligence CriptoNous Temple — multi-god crypto market intelligence over x402. Hermes/Poseidon/Kairos/Dionisio/Delfos + cited sources + AccessPass. hermes.pulse $0.02 · poseidon.flow $0.05 · swarm.pulse $0.12 · delfos.signal $0.25 · session.24h $9. Manifest: https://app.criptonous.com/.well-known/x402 · Pricing: https://app.criptonous.com/x402/pricing · Terms: https://app.criptonous.com/x402/terms. NFA — analysis only; never trade execution. 6 $0.01 100.00% $0.34 1 BSE/SOL
Polymarket Signal Detector Polymarket wallet-reputation and insider-signal data, gated by x402: per-wallet reputation lookup, per-market wallet-flow by persona, a free-to-verify signal track record, resolved-signal drill-down, feedback channel, and push-notification signal subscriptions (day/week/month). 8 $0.01 100.00% $0 0 BSE
BROK x402 (Neobanx) Pay-per-call BROK tools on Solana: Bio-Age, Inneagram, NABU News, and buy $POCK. Native 50 $POCK or guest $0.05 USDC. JSON in, labelled JSON out. Software, not a bank. Humans stay free on the web pages. 5 $0.05 100.00% $0 0 SOL
stipend.sh Non-custodial USDC wallet on Base that an AI agent installs unaided, with spending limits enforced in the signing path rather than in a prompt. Three paid endpoints, all payable from any wallet that can sign an EIP-3009 authorisation on Base - ours is not required. /api/topup, $7.80: a pack of 1,000 relayed transactions, not a single call. We broadcast the agent's signed transfer and pay the network fee so it never needs to hold ETH. Credits expire after 730 days and relays are capped at 200 per wallet per day. /api/directories, $0.002 per call: 254 rows, one per directory worked through by hand rather than scraped: 147 we submitted to or were blocked by, 77 we deliberately skipped with the reason recorded. Free tier returns the counts, the category and status breakdown and sample rows without payment. /api/buy, $39.00: the paid tier - per-agent cost tracking, runway and goals, so an agent can answer whether it is worth running. 3 $0.002 98.61% $0 0 BSE
DripStack Paid API returning, as JSON, single stock calls extracted from financial newsletters and podcasts, with an optional filter by UTC day and a price that varies with the number of attributed sources returned. 1 $0.50 98.61% $15 7 BSE/SOL
StablePulse Returns peg deviation (current, 24h and 7d) for the top stablecoins by market cap, plus a 0 to 10 stability score and a risk category, sourced from DeFiLlama and CoinGecko. 1 $0.05 98.61% $0.98 ·sh 34 BSE/SOL
Liquid Agent Tokenized stock index + gas sponsor for AI agents on Base. Buy, hold, rebalance and sell an on-chain basket of Coinbase tokenized NVDA/AAPL/META/GOOGL from $1; free reads and unsigned tx builders (self-custody, server holds no key). Paid x402 endpoints: POST /v1/gas, an ERC-4337 paymaster paid per operation in USDC (from $0.03) so a wallet with USDC and no ETH can transact, one endpoint for smart-wallet SDKs (ERC-7677) and plain wallets (EIP-7702); GET /v1/signals ($0.04) basket rebalancing signal; POST /v1/publish ($0.25) live shareable portfolio page. ERC-8004 agent 74094. 3 $0.03 98.61% $0.73 3 BSE/POL
402x Agent Services Paid on-chain intel and agent payment APIs. USDC on Base via HTTP 402. 777 SKUs. 3 $0.01 98.61% $0 0 BSE
Base USDC lending APY Live USDC lending APY on Base, read on-chain: Aave V3 USDC vs Morpho Gauntlet USDC Prime. Size-aware pick for parking idle USDC: USD per year, days to break even vs Base gas, skip if entry is uneconomic. Conservative two venues only. 1 $0.01 97.22% $0.69 27 BSE
HyperNatt Terminal HyperNatt Terminal for AI agents: multi-crypto liquidation radar (magnet, OI, clusters) + Li.Fi cross-chain swap. MCP surface = 3 tools v2.7.0 (get_agent_manifest, get_liq_radar, swap_via_nattswap). Whitelist BTC ETH SOL BNB XRP HYPE ZEC. Free: get_agent_manifest. Paid: get_liq_radar $0.001 USDC/call via x402 on Base+Solana. Swap free at MCP layer (you sign). Read-only, not trade advice. No custody. MCP: https://hypernatt.com/mcp/protocol | github.com/DIALLOUBE-RESEARCH/hypernatt-terminal 6 $0.001 94.37% $0.15 33 BSE/SOL
Satoshi Dispatches — Lightning & x402 API Pay-per-call Lightning Network and Bitcoin data API. Invoice decoding, fee estimates, routing queries, real-time node stats. Dual payment: L402 (Lightning sats) or x402 (USDC on Base). From a real mainnet Lightning node — not a proxy, not a wrapper. The node that serves the data is the same one that processes the payment. 10 sats / $0.001 per call for basic endpoints, 50 sats / $0.005 for routing queries. Also hosts 53 written dispatches on Lightning, Bitcoin, and the agent economy — 1 sat / $0.001 per read. 5 $0.001 90.14% $0 0 BSE
Askew Security and DeFi intelligence for AI agents. Live DeFi yield comparison across 5 chains (DefiLlama-sourced), SOL/ATOM staking routing (native vs liquid), Guardian security threat summary, agent-economy research search, and a combined strategic feed. USDC micropayments on Base mainnet via xpay.sh facilitator. Free preview at /yields/preview and /health. 5 $0.002 0.00% $0 0 BSE
QuantJourney Research Agent Fabric Machine-payable, evidence-backed financial research for agents — bounded, MCP-backed queries (company snapshot, earnings preview, earnings recap $0.01 via x402 on Base, congress/gov signals). Separates facts/interpretation/lineage. Not investment advice. 2 $0.01 0.00% $0 0 BSE
SignalBrew Pay-per-call cryptocurrency technical analysis: 24 indicators, 22 candlestick patterns, aggregated buy/sell summary ratings and live tickers, computed from live-synced Binance, Coinbase, Bitget, KuCoin and OKX candles across 15 intervals. Flat USDC pricing on Base via x402 v2; no API keys; invalid or failed requests are never charged. Free reference endpoints list every indicator, parameter and price. 5 $0.005 0.00% $0.03 1 BSE
TrafficMonetize BTC Prediction Feed Proprietary BTC 15-minute cycle Kalshi prediction feed — 740 verified trades, 82.7% win rate all-time (84.1% last 7d, 82.8% last 30d). Automated Kalshi trading bot signals delivered via x402 micropayments. Pay USDC on Base mainnet OR Solana mainnet. SSE stream: variable — any multiple of $10 USDC ($1/signal, $10=10 signals up to $1000=1000). Snapshot endpoints: 10.00 USDC each. Free aggregate stats at /api/v1/data-hub/btc/stats. 4 $10.00 0.00% $0 0 BSE/SOL
Wintergreen x402 Content Broker Live Hyperliquid quant data (funding rates, OHLCV, regime classification, correlation matrices), raw Polymarket odds, proprietary weather-forecast calibration and oil geopolitical event-study feeds, quant methodology packs, and x402 endpoint trust scoring. 57 endpoints, free trial tier on core quant data, USDC on Base. 10 $0.001 0.00% $0.08 1 BSE
Hype-Signal API Sudden social-volume spikes on trending US tickers, age-tagged EARLY/MID/LATE (hype lags price, so the tag tells you early vs late). Pay-per-call in USDC via x402 on Base. 1 $0.01 0.00% $0 0 BSE
Colombia TRM Official Superintendencia Financiera de Colombia daily USD/COP (TRM) as a prepaid x402 GET. Source datos.gov.co dataset mcec-87by. $0.005 USDC on Base. 1 $0.005 0.00% $0 0 BSE
TNT House Risk-Data API Solana token risk scoring for AI trading agents: 0-100 safety score, on-chain insider wallet cluster detection via shared first-funder tracing, mint/freeze authority status, holder concentration, live price/liquidity/volume. 1 $0.02 0.00% $0 0 SOL
PayAPI Market UK Finance Data API UK financial data API with four paid endpoints: Bank of England base rate history, currency exchange rates, UK CPI inflation figures, and a mortgage payment calculator. 1 $0.001 0.00% $0.17 ·sh 54 BSE
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