Find x402 services agents can discover, pay for and use.

Read a web page and extract content as markdown with screenshot

Onchain 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.

Onchain 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.

Onchain 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.

Onchain 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.

DeFi TVL for protocols and chains. Returns total value locked per DeFi protocol or per chain via DefiLlama, with category, supported chains, and TVL change over time, filterable by category or chain. For DeFi protocol screening, chain-level TVL comparison, and tracking where liquidity is moving. Keyless.

GitHub data. Repository stats, user profiles, and code-search results (stars, forks, language, topics, issues) via the GitHub REST API.

Domain WHOIS and DNS lookup. Registrar, creation and expiry dates, nameservers, and full DNS records (A, AAAA, MX, NS, TXT, CNAME) for a domain.

Price a swap without building a transaction. Returns expected input, output, and gas without constructing an executable transaction. Quotes are informational and can change with liquidity and chain state.

Get Address Related Wallets Data

Get "Token God Mode" (TGM) token information data

Get "Token God Mode" (TGM) holders data

Get 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.

Crypto 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…

Best DeFi yield opportunities across stablecoins, ETH, and BTC with risk ratings and APY comparisons.

Premium token intelligence: price metrics, news, Twitter sentiment, and futures data. Find out why your token is moving.

Multi-chain portfolio snapshot with token balances and yield positions for a user's Otto AI Safe accounts across Base, Ethereum, Arbitrum, Polygon, BSC, Avalanche, and Solana.

Create a new browser session ($0.10). Optionally pass sessionId to resume an existing Browserbase session. Returns sessionId (Browserbase session ID) to use for all subsequent calls.

AI market intelligence report in one call for research and trading agents: cross-exchange perp derivatives (funding, open interest, long/short), fused directional signals and the euro-area macro snapshot (ECB inflation, policy rates, unemployment, EUR FX) synthesized into a headline, crypto and macro outlook, key signals, risks and opportunities. Multi-source market research report with a crypto + macro/EU lens.

Query Kalshi markets with filtering, sorting, and pagination

Token price lookup. Pass coin identifiers as `/v1/defillama/prices/{coins}` (e.g. `coingecko:bitcoin`, `ethereum:0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2`). Supports comma-separated lists.

x402 market intelligence with current catalog-attributed USDC flow, address-level demand signals and separately labeled value-matched history. The headline covers Base only (market.universeChains); the multi-chain picture ships alongside it as ecosystem, split into an RPC-proven floor and an indexed upper bound that are not additive (notASum). Attribution is not exclusive protocol-intent proof.

x402 seller attribution intelligence: reported calls versus catalog-attributed on-chain USDC flow, payer-address concentration and forensic signals. Attribution is not protocol or fraud proof.

Search Reddit posts site-wide by keyword (not scoped to one subreddit — use reddit.subreddit.search.list for that).

OHLC candlestick data for crypto — daily open/high/low/close candles over 1-365 days for any coin by CoinGecko id, chart-ready.

Read any web page or article: fetch up to 5 URLs in one batch call and extract the main content as clean, LLM-ready markdown or plain text. Convert webpages to markdown, scrape page text, pull article content for RAG ingestion and AI agent context.

RDAP domain registration lookup: structured registrar, creation/updated/expiry dates, status, nameservers and a computed domain age. A parsed, snake_case JSON alternative to raw WHOIS text.

A Hyperliquid account's HYPE staking summary (delegated/undelegated/pending), for any 0x address.

Smart-money bundle in one call for any US-listed company by stock ticker or CIK: insider trades (Form 4), institutional 13F-HR holdings, and recent 8-K material events together. Track what executives and hedge funds are doing — buys, sells, portfolio positions, and corporate events. Resolves ticker to CIK via SEC's official index. Sourced live from data.sec.gov.

DeFi Total Value Locked (TVL) by blockchain or by protocol. Default returns the top chains ranked by TVL in USD; pass ?chain=Ethereum for one chain, or ?protocol=aave-v3 for a protocol's current TVL, 24h and 7d change, category, market cap, and the chains it spans. Track capital flows across DeFi. Sourced from DefiLlama.

Perpetual-futures market data from Hyperliquid for any coin (BTC, ETH, SOL, HYPE…): mark price, hourly funding rate and its annualized APR, open interest in coin and USD, 24-hour notional volume, 24h price change, and max leverage, across 200+ perp markets. Sort by volume, open interest, or funding. Track the perp market the way trading agents do. Sourced from Hyperliquid.

Reddit search scraper — keyword-search all of Reddit, or scope to one subreddit, for AI agents. Find posts matching any query, sorted by relevance, top, new, hot, or comments, with an optional time window. Returns each post’s title, author, subreddit, score, comment count, permalink, external link + domain, flair, and timestamp. No login, no API key. Track brand mentions, monitor topics, and surface Reddit discussio…

Explain and preflight an unsigned Base transaction, EIP-712 typed data, or an EIP-3009 x402 payment authorization before you sign it. Decodes intent against verified ABIs, resolves proxies, classifies approvals, and checks a payment authorization against the quote it claims to pay: recipient, amount, asset, chain, freshness, and nonce replay. Returns unknown rather than guessing when a selector is ambiguous. Not a g…

Generate or edit images, video, music, and speech via fal.ai. Pass `model` (one of the registered keys) plus the model-specific params (prompt, image_url, aspect_ratio, duration, text, etc.).

Domain enrich for agents: live DNS (MX/SPF/DMARC/A) + HTTPS trust score. $0.005 keyless Base USDC. ?domain=stripe.com

Live domain trust signals: DNS (MX/SPF/DMARC/A) + HTTPS probe via Cloudflare DoH. Keyless $0.005.

LION Social Signal Intel (HN + Reddit keyless attention/trend)

CPG product data + shop prices by barcode or name. Open Food Facts + Open Prices. Ed25519 attested.

A user's recent tweets, ~20/page. Body: optional cursor + include_replies only

Search GitHub repositories, conversations, and discussions

Live ground and going conditions for 35 global racecourses. For horse-racing betting agents.

Institution research-output benchmark for grant offices, research-strategy agents, and comparison shopping — works count, total citations, h-index/i10-index, a 10-year output/citation trend, and topic-strength breakdown (OpenAlex). Optionally benchmark two institutions side by side.

Stablecoin peg tick — USDT, USDC, USDS, DAI, USDe, USD1 in ONE $0.01 call: live price, deviation from $1, 24h change, and a deterministic STABLE / WATCH / ALERT verdict per coin. Built for monitoring loops: call it every cycle, escalate to /api/depeg-watch for the single-coin deep read when a verdict is not STABLE. 60s freshness, cited to CoinGecko, no LLM in the path.

How to make money with AI — one tailored business-in-a-box. Give a goal, budget and interests; get a specific business to start now: the exact real-time PulseNetwork API engine to build it on, suggested pricing, unit economics, monetization paths, and a fork-and-ship starter kit. Turns 'find me a way to earn / passive income / start a business' into a concrete plan. For agents tasked with making money.

Metrics Catalog — Lists all available metric paths. Use the optional filter parameters (asset, exchange, interval, currency, etc.) to narrow the catalog to metrics that support a given combination. Data by Glassnode.

Live job postings without scraping: company= returns an employer's current openings straight from their official ATS board (Greenhouse, Lever, Ashby, SmartRecruiters) with title, location, department, type and apply URL; query= searches remote-heavy job APIs (Remotive, Arbeitnow) by keyword. Optional location= filter. JSON response. $0.02 USDC per call, pay via x402, no API key.

Index scores for trading agents — how strong is each major index right now? One read returns the scored index row per book: S&P 500 (SPY) and Nasdaq-100 (QQQ) plus the macro and BTC/ETH crypto books — 0-100 opportunity score, percentile, green/yellow/red light and entry state for each index, with every book's regime verdict alongside. The cheapest top-down read of the whole tape. Refreshed ~5 min in market hours, ti…

Omni Terminal compares current Hyperliquid 1h funding with mechanical 8h, 1d and APR projections, open interest, volume, premium, and mark-oracle basis for one perpetual market.

x402 settlement test

Use when an agent needs x402 facilitator health. Returns Live health probe of the two most-used x402 facilitators: supported kinds, schemes and networks from one, reachability with HTTP status and latency from the other (the one this service settles through on Base and Solana). $0.003.

Resize, crop, compress, convert (WebP/AVIF/JPEG/PNG/GIF), optimize, and transform images from a natural-language instruction. Remove backgrounds, make thumbnails, srcset variants, icon sets, watermarks, GIF edits, Shopify-ready product images. Up to 12 named variants per request as a ZIP, or base64 data URI output. Every constraint is verified against the real output bytes before payment settles; failures are never…

VAPE chain_overview — A chain's headline TVL and its rank among all tracked chains (default Base).

VAPE chain_protocols — Top protocols on a chain by TVL (default Base), each with its real logo, category, and 24h/7d change — the chain-ecosystem view.

Structured live crypto market data for ~50 top assets in one JSON call: spot price and 24h open/high/low/volume/change (Coinbase Exchange) plus market cap, rank and circulating/total/max supply (CoinGecko). Quote in USD, EUR or GBP; defaults symbol=BTC vs=USD, so a bare call returns Bitcoin. 60s cache, keyless upstreams — the purpose-built replacement for scraping exchange price pages.

Full LatAm economic report — currencies, Argentina dolar blue, commodities, AI narrative

Top stables ranked by mcap with peg deviation (now/24h/7d) + stability score + risk

This tool reads live information from Hacker News, a popular website where people share and discuss technology news. You can either ask for a current list of stories (like the Top, New, Best, Ask, Show, or Job lists) or ask for every story, job posting, and poll that was posted on one specific calendar day in the past. You can also choose to pull in the discussion comments underneath each story, including nested rep…

Renders a webpage exactly as a real browser would, including all its scripts and dynamic content, then takes a picture of it. You can capture just the visible area or the whole scrollable page, choose the screen size, wait for slow-loading images to finish, and hide cookie banners or popups before the picture is taken.

Multi-source open bounty radar ranked (0.015 USDC). Free 3-item: GET /v0/sample-radar then POST {limit}.

Agent reputation snapshot (0.015 USDC). Free teaser: GET /v0/sample-rep then POST {wallet}.

General web search reselling the Tavily Search API: query the live web and get back ranked results (title, URL, snippet, relevance score) plus an optional short synthesized answer, with basic or advanced search depth and optional domain include/exclude filters.

The current chain tip (latest block height) via eth_blockNumber, across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. The freshness read settlement, indexing and trading agents poll to know where the chain is. Live public RPC; one paid call.

Text embeddings on Venice models for retrieval, RAG, and semantic search, paid per request in USDC on Base via x402, no API key. Resolve a model id from GET /api/v1/models?type=embedding.

Where Brazilian institutional money moved today: daily net flows (subscriptions minus redemptions) by fund class — fixed income, equities, multi-strategy, FX — across the entire R$ 13.8 trillion Brazilian fund industry, from official CVM filings covering ~25,000 fund classes. The emerging-market equivalent of smart-money netflow, from the regulator itself. Free sample, no payment: https://api.brazilayer.com/v1/fundo…

Compute similarity between two texts. Returns Jaccard, Dice, cosine and overlap scores for two strings. Use to deduplicate documents, match names or titles, and detect near-identical text.

Attested LLM inference: gpt-4o-mini chat completion plus a post-quantum signed, Hedera-anchored attestation binding the

Settlement Attestation. REQUIRES ?tx_hash= on the paid request — a signed request without it is refused before the gate and no money moves. A signed JSON observation of one transaction on Base, Polygon, or Solana — the identifier's shape picks the chain — with status (SETTLED, NOT_FOUND, PENDING_FINALITY, INSUFFICIENT_MATCH or REVERTED), block height (slots on Solana), confirmations, chain head, the query echoed bac…

RobotsShop Trust Index — filtered ranked x402 endpoints (score, grade, spam, payTo integrity)

AgentOracle: top 10 gainers and top 10 losers by 24h price change percentage across all tracked on-chain tokens. Returns two parallel arrays plus an `asOf` timestamp.

Before your agent schedules a delivery, plans outdoor work or hedges short-term weather exposure: a point forecast of 2 m temperature, precipitation and 10 m wind — plus opt-in convective, humidity, cloud and snow variables — for any GPS point or city. Deterministic NOAA GFS at 0.25 deg to 16 days (384 h), NOAA GEFS ensemble mean at 0.5 deg to 35 days (840 h) — beyond 16 days the value is an ensemble mean with smoot…

For site owners auditing AI readability: returns the clean markdown an LLM extracts from your page after nav, ads, and scripts are stripped. See what survives for AEO, GEO and AI search. Obeys robots.txt. Supports GET & POST

EXPERIMENTAL / WIP- an early, unproven BUY/SELL signal feed (no established out-of-sample edge, not advice); corroborate with news + cross-asset context before acting. Full details: GET /v1.

Quick Signal TA v3.1.0 — Crypto technical analysis. Ten indicators with natural-language assessments. Query params: token (required), timeframe, bollinger_period, rsi_period.

AI image generation from a text prompt. Generate album and single cover art, podcast and video thumbnails, social and campaign graphics, concept art, storyboard frames, product shots, and article illustrations. Returns one hosted still image as PNG or JPEG in square, portrait, or widescreen framing (1:1, 4:5, 9:16, 16:9, 21:9). Async by default: poll the returned pollUrl for imageUrl, or pass ?async=false to block.

Extrae el contenido de una URL y lo devuelve limpio en Markdown/HTML para el contexto de un LLM.

Web-content reader: fetch any http(s) URL and return clean readable text, title/description/canonical, and outbound links as JSON — the data an agent ingests on each step of a crawl or RAG loop. Input: url.

Search mobile top-ups & prepaid airtime for carriers in 180+ countries. Pay in USDC via x402, no account.

Parse any CSS color (hex, rgb(), hsl()) and emit all three formats plus relative luminance. Compute WCAG contrast ratios against a background with AA/AAA pass-fail for normal and large text, and lighten, darken, or mix colors. Built for agents generating accessible UI themes. POST a JSON body like: {"color":"#3498db","background":"#ffffff"}

Convert Gregorian dates to Hijri (Umm al-Qura calendar) and back. Returns day/month/year, Arabic and English month names, and a formatted Arabic date string. Essential for agents handling Islamic events, Ramadan, Hajj seasons, or Arabic documents.

Get a Firebase ID token for authenticating with the callable APIs

Did it happen? Check whether a prediction market event has settled on Polymarket or Kalshi and get the resolved outcome, resolution time, source and market URL. A cheap oracle for agents that must verify a real-world outcome before acting.

Financially verified marketplace metrics plus clearly labelled aggregate discovery signals

Validate a composition body without saving it (dry-run)

Fetch live gas price estimations and base fees for EVM chains

Battery, EV, and trading agents buy this endpoint to receive calibrated 2h/4h/6h negative-price probabilities, reviewed threshold profiles and an executable response policy.

List all phone numbers owned by or shared with the calling wallet.

USD price for major tokens by symbol or any Base ERC-20 by contract address, with source failover.

Historical telemetry from our retired grid-trading bot - allocation, reconciled P&L, signal votes, and the human-approval trail for every trade. The bot stopped trading 2026-08-16; this endpoint serves its frozen record.

Current gas price and latest block for Base or Ethereum mainnet, straight from public RPC. Fresh within 15 seconds. JSON response. $0.002 USDC per call, pay via x402, no API key.

Service: Tripadvisor (https://tripadvisor.x402.paysponge.com/api/v1/location/nearby_search)

Should I submit this Base transaction now, and at what fee? One call returns submit-or-wait, max fee per gas and priority fee in gwei (EIP-1559), and the estimated cost in USD for an ETH transfer, USDC ERC-20 transfer, or x402 settlement on Base mainnet. Live gas price and congestion from Base RPC blocks, no API key. For bots that queue transactions: call before every send.