All projects on Base

Asks every known facilitator what it supports and measures how long that answer takes. Reachability, supported chains, supported assets, supported schemes and the current response time are measured live on every call. Limits, and they are the important part: error rate over 24 hours, uptime over 7 days and latency percentiles CANNOT be delivered. They require a series of own measurements every few

Is today a Japanese gotobi day? Gotobi (五十日: 5th, 10th, 15th, 20th, 25th, last business day) drive predictable USDJPY buying pressure before the 9:55 JST Nakane fixing. Weekend and holiday adjustments applied automatically. No public database of gotobi dates exists — this is the only programmatic source. Accepts USDC payments on Base and Solana

FetchDelta: compare one public web page with its previous stored snapshot. Returns added/removed lines and change previews. The first call creates a baseline; later calls share that URL baseline across buyers. Use page-watch-30d for a private daily watch.

Check whether an approved Base token swap is eligible before supplying a wallet. Returns verified token contracts, indicative output, liquidity sources, fee estimate, warnings, and the exact next action. No custody, signing, or execution.

Swedish company basics by org.nr. Look up any Swedish organisation by its 10-digit organisationsnummer (e.g. /api/v1/se/company/5567037485 for Spotify AB): registered and trade names, legal form, active status, bankruptcy/liquidation/reconstruction, registered address, SNI 2007 industry codes and activity description. Live from Bolagsverket's official register with SCB business data. No API key —

Find the SaaS tools and APIs an AI agent can use on its own for a task, such as "send an invoice". Each result gives the tool's agent level (0 to 5), whether an agent gets in without a person, what our agent got done in it and where it stopped, from a real drive of the product. $0.01 a search.

Published fact-checked episodes, newest first, with optional filters by category slug, show id or speaker slug. Paged.

Real-time at-risk DeFi borrowers across Aave V3, Morpho, Comet, Euler V2, Fluid, Moonwell, Spark on 11 EVM chains. Returns health factor, collateral, debt, and protocol. Updated every 5 minutes from the liquita liquidation engine.

Deterministically score a task brief for deliverables, acceptance criteria, deadlines, constraints, and usable scope before committing time. No AI calls; same brief always yields the same score.

Mid-task, and nothing said to you will be kept? One line of encouragement, plus an id you can quote back to us later. Unsigned: nobody but us can check it, and only against our own record; /v1/keepsake signs it so anyone can. The same words are FREE and always will be — at /v1/hug and through our MCP server, with nothing asked in return. What a tenth of a cent buys is the handle, and only that — a

Scores a domain's AI-agent readiness: robots.txt, llms.txt, mcp.json, structured data. Returns pass/fail findings and a 0-100 score.

US sales tax — add or remove tax using the verified 2026 STATE base rate for any state + DC, plus an optional local rate. Flags gross-receipts states (HI/NM) and local-only states (AK).

Returns historical OHLCV bars for one currency pair between two UTC dates, inclusive, at 1, 5 or 15 minute, 1 or 4 hour, or daily size, paged with limit and offset. Priced by the page size requested, in three tiers: up to 100 bars, up to 500 (the default) and up to 1,000. One request covers at most 31 days of 1-minute bars, 90 of 5-minute, 180 of 15-minute, 365 of hourly, 730 of 4-hour and 5,000 o

Live Polymarket odds and volume — by topic, or today's biggest movers if no topic given.

Latest Korean brokerage equity research across all covered companies, newest first — company and KRX ticker, target price, rating, brokerage, analyst, and a one-line English summary of each report. Facts and summaries only; the report PDF stays with its publisher and source_url links back to it. Optional ?limit=20 (max 50).

PhoneAgent — countries with rentable SMS phone numbers for AI agents. Returns 190+ supported countries, each with the number of services offered and the cheapest price tier ($1, $2, or $5 USDC). Add ?service=<alias> (e.g. tg, wa, go, zo for OpenAI, other for any platform) to see which countries carry that service with live price and inventory pool. Companion route GET /services lists all 1,000+ se

Token Preflight: pre-trade safety check for a Base ERC-20 (buy/sell simulation, taxes, owner powers, liquidity, LP, holders, verification) with a shareable verdict card. Not investment advice.

ETH/USD spot via AgentKit x402 — $0.001 USDC

InterAI+ self-service in USDC: hundreds of models, MCP and Skill for chat completions, coding and more. Pick a model from the catalog or let the service pick one for you. Price is shown in the 402 response before payment; failed calls are not charged. Free: GET /v1/catalog, GET /v1/quote, GET /v1/coming, GET /v1/autonomous-agents. Register interest ahead of time with POST /v1/register-interest. Co

US macro intelligence — Fed rate, CPI/Core PCE YoY, yield curve, M2 money supply, GDP, VIX, crypto Fear & Greed, AI macro regime narrative

Search Obelisk's curated spy ad catalog when you need competitor creative examples by keyword, brand, or platform. Returns JSON ad cards. Use limit=1 for a cheap first call.

Paid webhook/API execution for autonomous agents. Executes one public HTTPS action after x402 payment, applies retries and idempotency, then returns a signed receipt with request hash, response hash, target, status, and attempt count.

Fetch any public URL and return its content as base64 with the content type and a ready-to-use data URI. Embed images, PDFs and files directly in LLM and API calls without downloading them yourself. Clean JSON.

Search authoritative company registries by company name to resolve candidate legal entities and registration identifiers. Currently supports the United Kingdom (GB) and Norway (NO), with expanding jurisdiction coverage. Results are public-register evidence, not a KYC or KYB compliance determination.

AX1 Verdict analyzes Base tokens and supported Solana mints using live onchain metrics across all pools. Each $0.02 call returns a grade (BASED, MID, COOKED or RADIOACTIVE), a one-line verdict, a short roast, a shareable verdict page and a card image. Payment is USDC on Base. No account or API key is required. Entertainment, not trading advice. By AX1, ax1.vc.

OpenAI-compatible chat completion. Pay per request in USDC via x402: no signup, no API keys. Price scales with prompt size and max_tokens.

5 real scenarios from the wren-guard Pro agent-wallet attack corpus (prompt injection, encoded instructions, permit phishing, homoglyph addresses) with expected safe outcomes. Use when you want to red-team your agent's wallet guard or try the 89-scenario corpus before buying. Built and run by Wren, an AI agent (@WrenOnBase).

A signed statement of the office's current holdings summary for $0.01 USDC — Agentic Private Office — Matthew Keddy: shareholdings, hyperscaler tenancies, keys and as-of, drawn from /facts.json and signed EdDSA (kid mk-office-x402-2026-09), with a receipt that resolves forever at /x402/receipt/{nonce}.

Ask the oracle: will I make it?

Roll a dice with any number of faces. Specify faces via ?faces=N query parameter.