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Catalog

Every agent-payable API.

The companies you know, and thousands of endpoints your agent will discover. The catalog groups the network's 22,500+payable services under the companies that operate them — one company row can carry many service endpoints. Placement can't be bought.

All APIs

22,397 APIs
APICompanyCategoryPrice / callStatus
Anchor
Anchor a 32-byte hash to Base + Solana mainnet — $0.005 USDC
anchor-x402.com-$0.005listed
ApiToll Base Gas Oracle
Base gas oracle / gas price API for AI agents and bots — get the gas price for a transaction on Base in one x402 call. Real-time slow/standard/fast EIP-1559 fee tiers from a live eth_feeHistory call, returned as DROP-IN maxFeePerGas + maxPriorityFeePerGas in wei — plug straight into a viem/ethers transaction, no gwei conversion. Plus base fee, head block, and network fullness. Call it before every Base tx to set a fair fee or wait out congestion.
apitoll.cloud-$0.001listed
ApiToll Crypto Market Overview
A snapshot of the total crypto market: aggregate market capitalization in USD, 24-hour trading volume, Bitcoin and Ethereum dominance percentages, 24h market-cap change, and the number of active cryptocurrencies and markets. The macro view in one call. Sourced from CoinGecko.
apitoll.cloud-$0.001listed
ApiToll Crypto News
Latest crypto news and breaking headlines, real-time from Cointelegraph. Search any topic (bitcoin, ethereum, DeFi, regulation, market sentiment) or pull the live feed, with full article text across 14 languages. Built for agents tracking crypto markets, tokens, and Web3.
apitoll.cloud-$0.001listed
ApiToll Crypto Sentiment
The Crypto Fear & Greed index: the current market-sentiment score (0–100) and its classification (Extreme Fear → Extreme Greed), plus optional daily history. A widely-watched contrarian signal for crypto market timing. Sourced from Alternative.me.
apitoll.cloud-$0.001listed
ApiToll DEX Volume
Decentralized exchange (DEX) trading volume ranked by protocol: 24-hour and 7-day volume in USD with 1d/7d change, plus the chains each DEX runs on. Pass ?chain=base to scope to one chain. See where on-chain trading is happening across Uniswap, Curve, Raydium, PancakeSwap and more. Sourced from DefiLlama.
apitoll.cloud-$0.001listed
ApiToll DeFi TVL
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.
apitoll.cloud-$0.001listed
ApiToll DeFi Yields
Highest-yield DeFi pools across every chain and protocol, filterable by chain, project, or asset symbol: each pool returns TVL in USD, total APY with base/reward split, stablecoin flag, impermanent-loss risk, and exposure. Sort by APY or TVL, and set sustainable=true to exclude IL-risky pure reward-emission farms. Find where to earn yield on USDC, ETH, SOL and more. Sourced from DefiLlama.
apitoll.cloud-$0.001listed
ApiToll Facebook Advertiser Ads
Facebook ads from a specific advertiser by brand name — every live and recent ad a brand runs across Facebook, Instagram, Messenger and Threads, isolated to that ONE advertiser (filters out the stray pages a name search pulls in; echoes resolvedPage to verify). Returns the full ad creative (headline, body copy, CTA + destination link, image and video URLs), run dates, and platform mix. No Meta login. Competitor ad intelligence for AI agents.
apitoll.cloud-$0.03listed
ApiToll Insider Trades
Latest insider trades (SEC Form 4) for any US-listed company by stock ticker or CIK: who bought or sold, their role (director, officer, 10% owner), the buy/sell/grant/exercise code, shares, price per share, total value, and shares held after. Resolves ticker to CIK via SEC's official index. Sourced live from data.sec.gov.
apitoll.cloud-$0.003listed
ApiToll Multi-Chain EVM Gas
Multi-chain EVM gas price oracle for AI agents — 17 chains (Ethereum, Base, Arbitrum, Optimism, Polygon, BNB, Avalanche…). One x402 call returns slow/standard/fast EIP-1559 tiers as DROP-IN maxFeePerGas + maxPriorityFeePerGas in wei (plug straight into a viem/ethers tx, no conversion, exact even on sub-gwei L2s), plus base fee, head block, and fullness, from a live eth_feeHistory call. Pass ?chain= to switch chains.
apitoll.cloud-$0.001listed
ApiToll Perps (Hyperliquid)
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.
apitoll.cloud-$0.001listed
ApiToll Price History
Historical token price time series by ticker symbol, CoinGecko id, or chain:address (BTC, ETH, SOL, or base:0x…): a dated array of prices for up to 20 coins, with selectable span (number of points) and period (1d, 1h, 1w). For charting, backtesting, and trend analysis. Pairs with /v1/crypto/price for the live spot. Sourced from DefiLlama.
apitoll.cloud-$0.001listed
ApiToll Protocol Detail
Deep dive on any DeFi protocol by its DefiLlama slug (aave-v3, lido, uniswap…): current Total Value Locked, market cap, category, the chains it spans, a per-chain TVL breakdown, and a 30-day TVL history. Everything you need to size up a protocol in one call. Sourced from DefiLlama.
apitoll.cloud-$0.001listed
ApiToll Protocol Fees
DeFi protocol fees and revenue ranked: which protocols actually earn money (not just hold TVL). Each returns 24-hour and 7-day fees in USD, revenue where DefiLlama breaks it out, 1d/7d change, category, and the chains it runs on. See where real economic activity is across Uniswap, Aave, Lido, Hyperliquid and more. Sourced from DefiLlama.
apitoll.cloud-$0.001listed
ApiToll SEC Filings
Latest SEC EDGAR filings for any US-listed company by stock ticker or CIK: 10-K annual reports, 10-Q quarterly reports, and 8-K material events. Resolves ticker to CIK via SEC's official index and returns the parsed filing (company, form type, dated items). Sourced live from data.sec.gov.
apitoll.cloud-$0.003listed
ApiToll Smart Money
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.
apitoll.cloud-$0.006listed
ApiToll Stablecoins
Stablecoin market data ranked by USD-equivalent circulating supply: each coin returns its symbol, peg type and mechanism (fiat-backed, crypto-backed, algorithmic), peg currency (USD, EUR, JPY…), current peg price, native circulating supply, USD-converted supply, and the chains it lives on. Filter by symbol or chain. Track USDT, USDC, DAI, USDe, EURC and the rest of the stablecoin market. Sourced from DefiLlama.
apitoll.cloud-$0.001listed
Apify API
Start the "🏯 Tweet Scraper V2 - X / Twitter Scraper" Apify actor (apidojo/tweet-scraper). ⚡️ Lightning-fast search, URL, list, and profile scraping, with customizable filters. At $0.40 per 1000 tweets, and 30-80 tweets per second, it is ideal for re…
stableapify.dev-$0.01listed
Apify API
Start the "💡 Indeed Jobs Scraper" Apify actor (valig/indeed-jobs-scraper). $0.1/1K jobs | Scrape job listings, salaries, and company details from Indeed with customizable search filters and structured output.
stableapify.dev-$0.01listed
Apify API
Start the "Company Employees Scraper for LinkedIn | No Cookies" Apify actor (apimaestro/linkedin-company-employees-scraper-no-cookies). Extract LinkedIn company employees without sharing your cookies or account. Get structured data including profile details, job titles, and current positions.…
stableapify.dev-$0.01listed
Apify API
Fetch items from an Apify Actor run default dataset. Body: { "token": "..." } from actors/call. First call per wallet pays via x402 proportional to Apify usage (capped at $1.00); SIWX replay is free. Poll /api/actors/status until terminal — calling before terminal returns 409. POST only — never GET; token in JSON body, not query string.
stableapify.dev-$1.00listed
Approval Advisor API
Ranks a wallet's active token approvals by USD-at-risk x unlimited-allowance x unlabelled-spender, and returns a prioritised revoke queue. Approvals are the #1 drain vector; this tells an agent exactly what to revoke first.
com.tr-$0.05listed
AproxPay
Heavy session pass: ephemeral CONNECT credentials (60 min + 200MB). For sustained volume use /v1/session/gb.
aproxpay.com-$0.50listed
Areas API
List every JMA forecast office (府県予報区) in Japan with its code, Japanese/English name, and class10 sub-regions. Use this to discover valid `:area` values.
agentic-jp.com-$0.001listed
Atlas Market Data
Options contract index for an underlying — every listed call/put with option ticker, strike, expiration and exercise style.
x402atlas.com-$0.015listed
Atlas Market Data
Related / peer tickers for a given ticker — comparables and peer baskets derived from news and returns.
x402atlas.com-$0.015listed
Atlas Market Data
Market data OHLC candlestick bars for stocks, crypto, forex and options — historical aggregates over any window by ticker.
x402atlas.com-$0.015listed
Atlas Market Data
Exponential Moving Average (EMA) technical indicator for any ticker — trend analytics for stocks, crypto, forex and options.
x402atlas.com-$0.015listed
Atlas Market Data
Futures contract discovery and specifications — tickers, trade dates, maturity, settlement and tick sizes by product code.
x402atlas.com-$0.015listed
Atlas Market Data
Recent news articles for a ticker with per-ticker sentiment analysis — market sentiment and research primitive.
x402atlas.com-$0.015listed
Atlas Market Data
FINRA short interest for a US stock — shares sold short, days-to-cover and average volume, a short-squeeze sentiment signal.
x402atlas.com-$0.015listed
Atlas Market Data
US inflation — headline and core CPI and PCE indexes plus year-over-year rates, macro time-series from the Federal Reserve.
x402atlas.com-$0.015listed
Atlas Market Data
Current market status — open/closed/extended-hours state of US exchanges and the crypto and forex markets.
x402atlas.com-$0.015listed
Attestation API
EIP-712-signed risk attestation, verifiable OFFLINE in one step — no trust in this server required. Perishable (10-min) proof of the BTC/ETH risk regime (calm | elevated | crash) from GBLIN's on-chain Crash Shield on Base. Consumed daily by a third-party ERC-8004 agent as a pinned input of its decision rule. FREE sample: GET /api/x402/attestation-sample. Free verifier: verify_risk_attestation in @gblin-protocol/mcp-server.
gblin.digital-$0.003listed
Audio convert (to MP3)
Extract/convert the audio track of any media URL (mp4, mov, wav, m4a, ogg…) to MP3 - the "mp4 to mp3" conversion, deterministic ffmpeg, no AI. Body: {"url":"https://…/video.mp4","bitrate":"192k"?}. Returns the MP3 as base64.
agent402.tools-$0.02listed
Aura Agent Commerce
Aura machine-readable x402 Bazaar market snapshot: Base-USDC price distribution, category demand, freshness, newest listings
helionixlabs.com-$0.01listed
Author & Researcher Search
Author and researcher profile search. An author name returns matching researchers with current affiliation, publication count, total citations, h-index and i10-index, and their most-cited papers — for author lookup, disambiguation, and citation-metrics. Keyless via OpenAlex.
kadec0.xyz-$0.02listed
Average interest rates on
Latest average interest rates the US Treasury is paying by security type (Bills, Notes, Bonds, TIPS, FRNs, marketable vs non-marketable). Public domain, no key. No params - returns the most recent reporting month.
agent402.tools-$0.005listed
B20 Control Audit
🆕 b20-safety tells you WHICH powers a B20 has; this tells you WHO holds them. Reads the token's role-based access control (mint / burn / seize-via-burnBlocked / pause / admin) from onchain role events and reports the exact controllers, how centralized they are, and whether admin has been renounced. The issuer-control map an agent needs before holding a regulated Base-native asset.
com.tr-$0.05listed
B20 Guard
The live layer over B20 Policy Watch: a network-wide onchain webhook captures every B20 PolicyUpdated/Paused sub-second. Pass a token address for its live guard status, or call with no address for the feed of tokens that JUST attached a sender blocklist (turned seizable) across all of Base.
com.tr-$0.05listed
B20 Policy Watch
The B20-only rug vector: a token can launch clean and later attach a sender blocklist (PolicyUpdated) — silently becoming seizable via burnBlocked. This reads the token's full policy/pause event timeline (CDP-indexed onchain events) plus the live policy state, and tells you if — and exactly WHEN — it turned seizable.
com.tr-$0.03listed
B20 Rebase Tracker
Reads a B20 Asset token's rebase multiplier — the factor that scales every holder's balance. Flags whether balances are being scaled (invisible dilution/inflation the issuer controls). Stablecoin variants return no-rebase.
com.tr-$0.02listed
B20 Token Safety
🆕 Live — B20 is Base's native precompile token standard, and unlike ERC-20 a B20 issuer can freeze holders (Policy Registry) and even SEIZE your balance (burnBlocked) at the protocol level. This reads exactly those powers — seizable, freezable, paused, rebase, uncapped-mint — into one hold/caution/avoid verdict. The first B20-aware safety check on Base.
com.tr-$0.04listed
BFSG Accessibility Quickcheck
Checks a web page for accessibility (a11y) problems from caller-supplied HTML: document language, title, image alt text, form labels, heading order, zoom, landmarks, link text, table headers, iframes, autocomplete. Anchored in the German accessibility act (BFSG), with the WCAG success criteria named per finding as a professional classification, not as a legal claim. States what a pattern parser cannot decide. Not legal advice.
ozdreamtools.de-$0.10listed
Barcode / QR decode
Decode a barcode or QR code from an image. Send a base64 PNG or JPEG (or a data: URL); returns the decoded text and the symbology. Reads QR, DataMatrix, and 1D barcodes (EAN/UPC/Code39/Code128/ITF/Codabar). Deterministic, no network, no model.
agent402.tools-$0.001listed
Barcode product lookup
Look up a product by its UPC/EAN barcode number via Open Food Facts (open data): name, brand, category, quantity, and nutrition grade. Pairs with /api/barcode-decode (image → number → product). ?code=737628064502
agent402.tools-$0.005listed
Base / radix convert
Convert an integer between number bases (radix 2-36), e.g. binary↔hex↔decimal. Arbitrary size via BigInt.
agent402.tools-$0.001listed
Base API
Base network gas fee statistics (1-minute baseFeePerGas buckets): p25/p50/p90/p99 and the current value's percentile rank within the window. Descriptive statistics only; not investment advice.
agentfeeds.jp-$0.002listed
Base Long API
Text-to-speech synthesis in 1 of 10 standard voices (M1-M5 male, F1-F5 female) across 31 languages, for longer text from 501 up to 2000 characters, returned as inline WAV audio. Use it to: read a full paragraph aloud, narrate a multi-sentence agent summary, voice an email or article excerpt, turn a longer LLM response into spoken audio, generate audio for a script section. USDC on Base via x402, no API key.
forgemesh.io-$0.003listed
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