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

Chainlink For Agents: execute a catalog workflow by workflow name.

Resolves an X handle to a public profile: id, username, display name, bio, verification fields, created_at, followers, following, tweet count, and listed count. Same read-only X API v2 user-by-username backend as x-username. Use it as an X users by username API, Twitter user profile lookup, or handle to public profile API.

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.

X.AI text-to-speech: convert text to speech (MP3) (Base Mainnet).

Human verification for AI agents — proof of humanity, sybil resistance, and 'is this wallet a real person' answers in one paid call. Returns two ZK-style outputs about any EVM wallet: (1) total humanity score 0-255 (15 = baseline reCAPTCHA, 45 = + Google OAuth, 70 = + Apple ID, 105 = + 2FA, 255 = full stack), with optional `min_score=N` for a yes/no `passes` verdict; (2) per-method verification check via `check=tele…

Overall high-level facilitator stats

LinkedIn job search results page

Logo generator: POST a company name (+ optional tagline), an icon (search query or exact Font Awesome name), 1-3 brand colors (hex or CSS names), a mark shape (squircle/rounded/circle/square/transparent) and a layout — icon above/below the name (square logo) or beside it (wide lockup) — and get a finished logo as SVG + PNG. Text set in one of six curated open-license fonts (named or randomly rotated), rendered as ve…

Icon generator: pick a Font Awesome Free icon (by search query or exact name) plus background color(s) and get an app-icon-ready asset — SVG source + PNG base64, default 1024x1024 opaque squircle (iOS-ready). Options: 1-2 background colors (2 = gradient), fg glyph color, shape (squircle/rounded/circle/square/transparent), size 64-1024, padding. Returns alternatives when resolved via search.

Current USD spot price and 24-hour percent change for any crypto asset by CoinGecko id. Cheap, high-volume price lookups for trading and analytics agents.

Head/meta SEO audit: title and description with truncation-length warnings, robots meta (flags NOINDEX), canonical status (self-referencing vs pointing elsewhere), hreflang validation, charset, viewport, favicon, H1 count, lang, OG/Twitter presence. The on-page fundamentals in one call. ?url=

Stratalize — attested finance, legal, healthcare, and compliance intelligence. Signed, independently verifiable receipt on every call (trust.stratalize.com/verify). Credit spread benchmark for fixed income desks — returns IG OAS, HY OAS, BBB spread, TED spread, 2s10s, and distress signal. Optional param: rating_tier (all, ig, hy, bbb). Example: IG OAS 95bps, HY OAS 340bps. Source: FRED ICE BofA daily

Stratalize — attested finance, legal, healthcare, and compliance intelligence. Signed, independently verifiable receipt on every call (trust.stratalize.com/verify). Use when a crypto treasury agent needs stablecoin lending rate benchmarks. Returns USDC/USDT/DAI supply APY across Aave, Compound, Morpho, Spark by chain with spread vs 3-month T-bill. Source: DeFiLlama + FRED

Stratalize — attested finance, legal, healthcare, and compliance intelligence. Signed, independently verifiable receipt on every call (trust.stratalize.com/verify). Use when a macro agent or portfolio manager needs current commodity price levels and inflation pressure signal. Returns WTI crude, natural gas, gold, copper, wheat, soybeans with weekly and monthly changes. Example: live WTI and grain levels with inflati…

Stratalize — attested finance, legal, healthcare, and compliance intelligence. Signed, independently verifiable receipt on every call (trust.stratalize.com/verify). CMS Hospital Compare quality scores — safety, readmissions, patient experience, mortality, and overall star rating by hospital. Source: CMS Care Compare synced data. Use when evaluating hospital quality for a referral network, acquisition, or competitive…

Before your agent backtests parametric triggers over a site portfolio, verifies claims across parcels or scores weather exposure for an asset fleet: daily 2 m temperature, total precipitation and 10 m wind for up to 500 point/date queries in one call, from the Copernicus ERA5 reanalysis (temperature and precipitation: rolling 30-year window; wind: rolling ~5-year window). Each query takes lat+lon or a city name; an…

Before your agent writes a seasonal report, audits an ESG claim or reconciles a weather-linked contract: period climate summaries for any GPS point or city over a date range — mean, min and max temperature, total precipitation and mean wind — from the Copernicus ERA5 reanalysis (temperature and precipitation: rolling 30-year window; wind: rolling ~5-year window), with the served grid cell and a coverage flag.

Before your agent sizes heating or cooling demand, settles an energy contract or models crop growth: heating, cooling and growing degree-days (HDD/CDD/GDD) for any GPS point or city over a date range, computed from Copernicus ERA5 daily mean temperature (rolling 30-year window) with the NWS/EIA/WMO mean-temperature method.

Estimate the market value tier of a domain name using transparent heuristics — length, TLD premium, dictionary-word presence, pronounceability, keyword value, and numeric/hyphen penalties — returns a value tier and 0-100 quality score so agents can triage domain portfolios and prioritize acquisitions without a paid appraisal service.

Parse and validate any phone number in any format, identify its country and line type (mobile/landline/VOIP/toll-free/premium for NANP + UK numbers; other countries return line_type unknown), and return all standard format variants (E.164, international, national) — catches fictional/unassigned NANP numbers (555 area code, 555-01XX range) so agents can validate contacts and normalize phone data without a paid teleco…

IP geolocation lookup (geoip / IP location API) — geolocate any IPv4 or IPv6 address to city, region, country, latitude/longitude, timezone, and ISP/ASN as structured JSON so agents can localize content and enrich user records without a paid geolocation subscription. For proxy/VPN/anonymizer or hosting/datacenter detection, use /ip-risk/score or /ip-reputation/analyze.

Generate common typo and look-alike variations of a domain and check which are already registered — catches character swaps, omissions, additions, homoglyphs, and alternate TLDs so agents can detect typosquatting and brand-impersonation domains targeting a company.

Identify recent buying signals for a target company including funding events, leadership changes, expansion announcements, hiring trends, and other intent signals useful for sales targeting.

Retrieve executive profile information for a company, including leadership details, roles, and professional background.

Sales signal detection for autonomous agents, including funding, hiring, product launches, partnerships, expansion, revenue growth, recommended actions, and confidence scores.

x402-native professional person enrichment for autonomous agents. Given a full name and company, returns title, seniority, department, decision-maker status, LinkedIn URL, location, and a brief bio. Structured JSON. Paid per request via x402.

Real-time news sentiment analysis for a company: overall sentiment, score, signal strength, key themes, per-article sentiment, and a recommended action for B2B sales and PR agents.

Classify a company to its NAICS 2022 code and SIC code. Input: company name, optional website, optional description. Output: NAICS code, title, sector, SIC code, confidence score. Deterministic, sub-second. x402-native.

Scan for cross-platform prediction market arbitrage opportunities between Polymarket and Kalshi using Gen3 Neuro-Symbolic NLI matching. Identifies price discrepancies where the same event is priced differently across platforms, creating risk-free edge.

Optimize a trading card portfolio with Markowitz mean-variance analysis over conformal-calibrated risk forecasts (Monte Carlo GBM/Merton available opt-in). Provide a list of card names, budget, and risk tolerance (conservative/moderate/aggressive) to receive optimal position sizing, per-card allocation weights, Sharpe ratios, and rebalancing recommendations.

Find guaranteed-profit basket arbitrage in prediction markets by aggregating all NO outcomes. When the total cost of buying every NO contract is less than the guaranteed payout, the yield is risk-free.

Detect mispriced weather derivatives on Kalshi by comparing live National Weather Service forecast data against current contract pricing. Finds statistical edges in temperature, precipitation, and wind speed markets.

Per-day composite conviction trajectory for one asset over 7-90 days. Score timeline always complete; optional narrative one-liner overlay from the daily thesis job. Track conviction evolution before a major move.

Per-asset macro regime context — current regime id, confidence, days-in-regime streak, conditional forward-return stats at 1d/7d/14d/30d, and top historical regime transitions. Grounds sizing in what historically happens next.

Per-asset triggered signal ledger over 7-365 days, A/B grades only. Per event: signal, direction (long/short/neutral), z, confidence, horizon, grade, close price, and realised 7-day forward return.

Claude-narrated per-asset conviction thesis (3-5 sentences) plus an evidence pack — composite rank vs universe, returns and volatility, factor scores per class, top active signals, and top per-asset predictors. 4-hour cache.

Transcribe speech to text — POST audio (base64) or audio URL; returns transcript billed by audio duration.

Exa neural search API — contents. POST { query } for search or { urls } for contents. https://docs.exa.ai $0.017 USDC per request. Agent search: exa fetch, webpage contents, markdown extract, url reader.

Tavily API proxy — extract. JSON body matches https://docs.tavily.com/documentation/api-reference/introduction. Poll GET routes (research status, usage) are free; POST routes are x402. $0.102 USDC per request.

Firecrawl v2 API proxy — interact/create. JSON body matches https://docs.firecrawl.dev/api-reference/v2-introduction. Poll GET routes are free; POST/PUT/DELETE are x402. $0.162 USDC per request. Agent search: browser interact, steerable session, automation, firecrawl, browserbase alternative.

Finds the closest competitor listings by tag overlap and semantic token similarity. Returns pricing, calls, and payers for each competitor along with the query resource's market rank.

Fetches historical metrics, active listings share, price distribution, and call volume momentum for a specific Bazaar service tag over a snapshot series.

Register a watch condition for real-time monitoring of price, gas, weather, wallet, or custom endpoint.

Check a watch condition by ID, returning whether it triggered and updating the caller-specific baseline.

Paginated trending Solana tokens enriched with deepnets safety overlay (risk level, holder count, lockup %, charity tag). Sortable across multiple views (trending, volume, market_cap, gainers, losers, new_tokens, price, txns, liquidity, holders) over 5m / 1h / 4h / 24h windows, with optional filters for liquidity, market cap, holders, volume, age, and lockup.

Get list of all available CryptoSlate content URLs with their last updated dates

Day-trade counter for trading agents: matched same-day buy/sell pairs per symbol in the rolling five-trading-day window (versioned NYSE holiday calendar), total in-window trades, and the ratio — with FINRA's pattern-day-trader definition (Rule 4210) cited separately as a published fact. Counts only, never a status determination; the comparison belongs to the caller. Nothing is stored.

Trade-lot holding-period and realized-gain calculator for trading agents: per-lot days held, the exact date each lot's gain character turns long-term, and FIFO / specific-identification allocation of a proposed sell with realized gain per lot and per-character totals. Deterministic arithmetic on caller-supplied lots with the published threshold cited (IRC §1222: held more than one year) — counts, dates, and dollars…

Batch x402 endpoint reliability: factual delivery measurements (uptime, valid-402 rate, latency, last status) for an agent's whole tool list of x402 endpoints in one paid call. Endpoints with no stored history are probed live, so every billed URL returns real facts. Sweep every endpoint you depend on before relying on them. Billed per endpoint, with volume discounts at 10+/50+/100+ URLs. Facts only — not an endorsem…

Batch wallet snapshots for multiple Base addresses in one paid call, all anchored to a single block: native and ERC-20 balances, account flags, and derived metrics per address. Efficient multi-wallet portfolio and balances lookup for AI agents. Billed per address, with volume discounts at 10+/50+/100+ addresses.

Run Python code in a secure sandbox environment using E2B. Supports Jupyter Notebook syntax and returns execution results and logs.

CuseTheJuice agent email on Base USDC: create accounts, list and read email, send, reply, search, folders, attachments, trust index, password recovery, custom domains, and domain admin. Pay with x402 (Base USDC). HTTP shape: extensions.bazaar on the 402. Catalog: https://mail.cusethejuice.com/machine-mail.html

CuseTheJuice agent email on Base USDC: create accounts, list and read email, send, reply, search, folders, attachments, trust index, password recovery, custom domains, and domain admin. Pay with x402 (Base USDC). HTTP shape: extensions.bazaar on the 402. Catalog: https://mail.cusethejuice.com/machine-mail.html

CuseTheJuice agent email on Base USDC: create accounts, list and read email, send, reply, search, folders, attachments, trust index, password recovery, custom domains, and domain admin. Pay with x402 (Base USDC). HTTP shape: extensions.bazaar on the 402. Catalog: https://mail.cusethejuice.com/machine-mail.html

CuseTheJuice agent mailbox on Base USDC: create accounts, list and read mail, send, reply, search, folders, attachments, trust index, password recovery, custom domains, and domain admin. fetch one mailbox message Pay with x402 (Base USDC). HTTP shape: extensions.bazaar on the 402. Catalog: https://mail.cusethejuice.com/machine-mail.html

Aggregates borrow/funding APR + open interest across Solana on-chain venues (Jupiter Perps, Adrena) and cross-chain reference venues (Hyperliquid, dYdX v4). Returns per-venue quotes, best entry per side, basis vs Hyperliquid, and arbitrage opportunities. Adrena uses wrapped collateral (SOL via jitoSOL, BTC via WBTC); ETH unsupported there, BONK not on Jupiter Perps. New venues fold in additively as they launch.

Plain English questions routed to the right enricher(s). Single-intent ("is X safe?") hits one enricher; compound intents chain 2-3 in parallel: "should I buy X?" → DD + trend + whales; "wallet deep dive" → profile + history + perps; "what's trending?" → trending-signals; "SOL-PERP funding rate" → perps-market.

Poll-based event detection for spot + Jupiter Perps. Pass a watchlist (<=10 tokens, <=10 wallets) and a `since` ISO 8601 timestamp; get alerts fired since then. Token alerts: price spikes/drops, whale inflow/outflow, concentration shifts. Wallet alerts: risk changes, portfolio value moves, position add/remove. Perps alerts per wallet: position add/close, at-risk, liquidation-approaching, pnl-swing. Stateless; the ag…

Open positions across BOTH Jupiter Perps and Adrena for a wallet. Per-position size, leverage, entry, unrealized PnL, position age. Per-venue breakdown via `by_venue`, combined totals at top level, every position tagged with `venue`. Trader classification (scalper/swing/position), directional bias, and risk flags including `multi_venue` for cross-venue exposure. Adrena PnL uses jitoSOL/WBTC/BONK mark prices from Jup…

Anchor a 32-byte hash to Base + Solana mainnet — $0.005 USDC

Agent-driven wallet due diligence — multi-step investigation, signed markdown report + JSON sidecar, dual-chain anchored. Async — returns job_id; poll /v1/investigate/status/{job_id} for the deliverable. ETA 5-10 min. $1.77 USDC.

Cross-chain name resolver (POST wrapper, body: {name}) — $0.001 USDC

Offline decode of a Compras.gov.br 17-digit tender id (UASG + modality + number + year) into its parts, with the modality name in English. Deterministic, instant.

Decode any Brazilian electronic invoice (NF-e/NFC-e) 44-digit access key: issuer CNPJ, state, emission date, invoice number, model. Offline, deterministic, instant.

Company domain enrichment. Firmographics, tech-stack detection, social profiles, and metadata for a company domain — a keyless one-call enrichment gateway.

CVE vulnerability lookup. Security vulnerability and advisory records from NIST NVD and GitHub Security Advisories — CVSS score, severity, CWEs, and references.

Update the profile (name/bio/location/url) of an X account you control.

Generate an i402 plan from a natural-language intent. Returns a 402 response with a list of x402 calls the agent should sign and execute.

Build an unsigned operator EOA transaction that swaps ETH on the on-chain oracle's dedicated Uniswap V4 pool to create a fresh price observation and fix a stale TWAP feed. Use when the Swap Shield blocks a trade due to oracle price divergence.

Uniswap Trading API quote with on-chain oracle price comparison. Drop-in proxy for Uniswap /quote — same request body, response includes priceFeedExists, deltaBps, and oracleAmount.

Firecrawl — Search the web and return scraped results.

WealthPulse — cross-asset portfolio risk analysis

Pay-per-scan AI agent-readability scan. POST { "url": "https://…" } with an X-PAYMENT header to run a scan with no account or subscription. Two tiers: $0.02 (25 pages) and $0.25 (250 pages), USDC on Base.

POST /company/premium — company enrichment, premium tier, no PII. Body: at least one of legion_id | domain | name | linkedin_id | social_url | ticker_symbol. Optional refinement: industry. Optional: min_confidence, multiple_results, limit, titlecase, required_fields, include_fields, exclude_fields, pretty_print. anonymous (each rail authenticates via its own payment credential). $0.04/call; zero-settle on no-match.

Fetch live Amazon product detail (buybox + full offer listing + embedded top reviews) by ASIN

Every field typed. Empty = explained. You never pay for a blank. Multifamily real estate deals feed: property listings with auditable NOI/DSCR underwriting and Hot/Warm/Pass scoring — every absent value carries a typed reason, and a filtered query that matches nothing returns a free, typed empty result instead of charging you.

Derived two-sided open interest for a HIP-4 outcome market, per minute (circulating-supply times mark, summed over both sides). Priced per row ($0.000025 premium); served live. Takes the integer outcome id (e.g. 100).

End-of-life dates and status for language runtimes, frameworks, OSes (endoflife.date)

Generates branded, customer-ready quotes and estimates as hosted PDFs in about one second — line items, tax, discounts, a hosted approval page, a QR code and a Stripe payment link. Pay-per-call with x402 in USDC on Base; no account or API key. THIS ENDPOINT (the flagship): POST line items, get back the quote number, totals, a hosted page the customer can approve or decline, a PDF URL, a QR code, a Stripe payment lin…

Solana Market intelligence (0.03 USDC on Solana mainnet)

Returns objective on-chain safety flags and live liquidity depth for any token or contract on Base, sourced and timestamped, with no advisory output.