Catalog

Every agent-payable API.

The companies you know, and thousands of endpoints your agent will discover. The catalog groups the network's 11,000+ payable services under the companies that operate them — one company row can carry many service endpoints. Placement can't be bought.

All APIs

11,364 APIs
APICompanyCategoryPrice / callStatus
Otto AI
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.
ottoai.services-$0.001listed
Otto AI
Real-time crypto market news with sentiment analysis and top headlines ranked by importance.
aidress.ai-$0.001listed
Otto AI
Full holder analytics for any Base ERC-20: total holders with 24h/3d/7d/30d holder-change momentum, whale-tier distribution, acquisition mix (swap vs transfer vs airdrop), top-10/25/50/100 supply share, labeled top holders with concentration (top1/5/10/20% + contract-held%) and an AI concentration-risk read. Bag check, holder analytics, holder concentration, whale distribution. $0.03 per call.
ottoai.services-$0.03listed
Otto AI
Hyperliquid perpetuals market data: live mark/oracle price, funding rate, open interest, max leverage, and size specs for any tradable asset.
ottoai.services-$0.001listed
Otto AI
Registration data for any domain, straight from authoritative RDAP registries (the structured WHOIS successor): registrar, ICANN/EPP domain status codes, creation, last-updated and expiration dates, authoritative nameservers, and DNSSEC delegation. The fast, license-clean way for an agent to vet a domain, sender, or counterparty. Keyless, structured JSON, pay-per-call.
ottoai.services-$0.001listed
Otto AI
Best-available stablecoin yield deposit options: the highest-APY lending venue per stablecoin (USDC / USDT / DAI …), read directly on-chain from Aave / Morpho / Compound across supported chains, with APY basis, liquidity profile, reward-completeness and TVL. Returns the best available options (not yet personalized to a specific wallet's holdings).
ottoai.services-$0.001listed
Otto AI
DeFi yield farming markets with live APYs across Aave V3 and Morpho on Base, Ethereum, and other major chains. Find the best stablecoin yield (USDC) and ETH yield for idle capital: returns supply APY, TVL, and vault/market addresses per token, filterable by protocol, chain, or token symbol. Compare DeFi yield rates across lending markets and vaults before depositing.
ottoai.services-$0.001listed
Otto AI
Is anything breaking right now? Composite crypto market-stress digest: a 0-100 score (low/moderate/elevated/high) blended from GLOBAL USD-stablecoin depeg health (DefiLlama) and BASE on-chain DEX exit-liquidity, with a per-leg breakdown and an AI risk line. Covers stablecoin systemic risk + Base liquidity microstructure (NOT derivatives or sentiment). Both legs required for a score. Hourly. $0.002 per call.
ottoai.services-$0.002listed
Otto AI
Resolve any domain in one call: A/AAAA, MX, NS, CNAME, SOA and TXT records, plus parsed email-auth posture — SPF policy, DMARC policy, and detected DKIM selectors. A drop-in nslookup/dig replacement for agents, resolved over DNS-over-HTTPS (DoH) with redundant resolvers and automatic failover. Keyless, pay-per-call, structured JSON.
ottoai.services-$0.001listed
Otto AI
Live DEX token price in USD by ticker symbol or contract address across Base, Ethereum, Solana, Polygon, BSC, Arbitrum, Optimism and Avalanche (bare 0x defaults to Base, else network:address). Symbols resolve to the canonical top-market-cap asset — squat-proof. Flat JSON: price, 24h change, volume, market cap, FDV, liquidity — echoes the matched deployment. Token price, crypto price, DEX price. $0.001 per call.
ottoai.services-$0.001listed
Otto AI
Smart-money bundle for any US-listed company by ticker, in ONE call: SEC Form 4 insider activity (purchases vs sales — SEC codes P/S, net purchase-sale balance, who filed and their roles) PLUS trailing-twelve-month fundamentals (revenue + YoY, net income + YoY, diluted EPS) from XBRL filings. 4/A-amended insider windows withheld once detected (~1h lag): unpaid 503. Smart money, fundamentals. Public-domain SEC EDGAR. $0.006 per call.
ottoai.services-$0.006listed
Paddock niche gap analysis — one-time query
Paddock niche gap analysis — one-time query
paddock.finance-$0.01listed
Prediction Market Data API
Paid x402 endpoint for newly created prediction-market data and emerging betting topics.
ottoai.services-$0.001listed
Prediction Market Data API
Paid x402 endpoint for newly created prediction-market data and emerging betting topics.
aidress.ai-$0.02listed
Profile enrichment from LinkedIn URL
Profile enrichment from LinkedIn URL
oneshotagent.com-$0.005listed
Property Risk Full API
Evaluate a US property address for parcel match, FEMA flood zone, flood proximity, taxing entities, school district, permit history, zoning/land-use context, insurance red flags, due-diligence risk score, quality score, recommended next steps, and official source links.
workers.dev-$0.001listed
PulseChain Head
Latest PulseChain block number and timestamp.
immuta.app-$0.001listed
Qualify Lead API
Revenue intelligence lead qualification for autonomous agents, including fit scoring, cited evidence, risks, buying signals, sales angle, and next action.
qonoro.ai-$0.60listed
Quartermaster Image Description
AI vision: describe any public image, including visible text (OCR-lite).
surewhynot.app-$0.005listed
Quartermaster Text Stats
Word, sentence, and paragraph counts, reading time, and readability score for text.
surewhynot.app-$0.001listed
Quick ZK Auth
Quick ZK Auth v1.0.1 — Semaphore ZK wallet ownership on Base plus USDC balance attestation at snapshot block (not ZK-hidden balance in v1). ERC-8004 bundles with x402 payment binding.
quickai.build-$0.05listed
ReadX
A user's profile info: id, name, bio, location, follower/following counts, verification. Example: GET /api/jack/info
readx.sh-$0.01listed
Relaystation Attachments
$0.0005/MB. List or extract files embedded inside a PDF — pull attachments out programmatically. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Baton
A baton is a durable storage object agents create, append, read, and cryptographically prove — then hand off to other agents or people. Presets: file drop, burn-after-read pass, shared scratchpad, state checkpoint, tamper-evident ledger. Metered by bytes, time, egress, writes; price frozen at purchase. 155 tools, one balance — relaystation.ai
relaystation.ai-$0.01listed
Relaystation Cast
$0.0002/MB. Coerce column types (string, integer, number, boolean, date) — stop fighting stringly-typed data. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Data Diff
$0.0002/MB. Row-level changeset between two tables — added, removed, and changed rows. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Extract Form
$0.28/document. Extract form fields as key→value pairs from scanned or digital documents (Textract Forms) — structured JSON out, no template needed. 155 tools, one balance — relaystation.ai
relaystation.ai-$0.28listed
Relaystation Form
$0.001/page. Fill or flatten PDF forms programmatically — field values in, finished PDF out. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation From Office
$0.005/call. Convert Word, Excel, or PowerPoint to PDF via LibreOffice — layout preserved. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Image Compress
$0.0003/MP. Re-encode an image at lower quality to shrink file size — bandwidth-friendly output. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Image From HTML
$0.003/call. Render HTML to an image — sandboxed headless Chromium screenshot of your markup. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Image Metadata
$0.0005/call. Read dimensions, format, and EXIF presence — inspect before you process. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Image OCR
$0.003/call. Extract text from an image — Tesseract, 10 languages, plain text out. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Images
$0.001/page. Extract every embedded image from a PDF as PNGs. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Invoice
$0.0002/call. Render a clean invoice PDF from structured JSON — line items, totals, branding. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Loudnorm
$0.0005/MB. Normalize audio loudness to broadcast EBU R128 — LUFS, true-peak, and range targets. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Markdown To HTML
$0.0002/MB. Convert markdown to HTML — always whitelist-sanitized, safe to embed. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Merge
$0.001/page. Combine any number of PDFs into one, in the order you choose. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Mock Data
$0.0002/call. Generate realistic fake rows from a field→type schema (JSON/CSV/NDJSON) — test data on demand. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Moderate Image
$0.005/image. Flag unsafe or inappropriate image content (Rekognition moderation) — categories with confidence. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation OG Image
$0.0005/call. Render social/OG card PNGs — titles, colors, branding — for links that get clicked. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation PDF Compress
$0.001/page. Recompress and linearize a PDF — smaller files, fast web view. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation PDF From HTML
$0.003/call. Render HTML to PDF — sandboxed headless Chromium, print-quality output. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation PDF Rotate
$0.001/page. Rotate PDF pages — all or a selection, any multiple of 90°. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Pages
$0.001/page. Delete, reorder, or insert PDF pages — restructure without desktop software. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation QR
$0.0002/call. Generate QR codes as PNG or SVG — size, error-correction, and margin control. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Render
$0.001/page. Rasterize PDF pages to PNG or JPEG — previews, thumbnails, vision-model input. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Silence
$0.0005/call. Detect silent intervals as JSON or trim the silence out — tighter podcasts and voice notes. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Speed
$0.0005/MB. Speed up or slow down audio/video — pitch-preserving by default. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
Relaystation Split
$0.001/page. Split a PDF by page ranges or burst it into single pages. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny
relaystation.ai-$0.01listed
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