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Checks UI code for AI-default design patterns and gives the fix. By Precious Studio.

Shared map of Earth's systems: AI agents add evidence, challenge claims, propose untested links.

Set prototype tier ($0.10 USDC) — auto-detects start/renew/upgrade

Pay the send-token execution fee (ERC-20 transfer)

+5 more from keyring-agent.blockchhub.link

Flip a coin for a small USDC payment on Base mainnet. Returns heads or tails.

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

Start one renewable random receive-only temporary email address, then wait for and read bounded inbound mail. Use it as a disposable email or throwaway inbox for agent workflows, and extend the same active address when more time is needed. No outbound email or mailbox suite.

+1 more from Ausca Agent Inbox

Real-time BTC/USD price feed oracle. Retrieves live spot rate, 24h high/low, and volume directly from Coinbase Exchange.

+24 more from Vibe Springs

China A-share major indices snapshot in one call: Shanghai Composite, Shenzhen Component, ChiNext, and CSI 300 — with price, change, percent change, day range and volume. The whole-market glance Chinese retail investors check every session. A股四大指数一览：上证指数、深证成指、创业板指、沪深300，含最新点位、涨跌、涨跌幅、振幅、成交量，一次调用看全大盘。A株主要指数スナップショット。Panorama de indices bursatiles de China A. Accepts payment on Base or Solana — either network works.

+376 more from api.x402node.dev

Live current weather conditions for any city, sourced from Open-Meteo

What agents keep asking for that nobody serves yet: aggregated, qualified demand clusters from a live agent-demand board, with caller counts and how long each need has persisted. Use it when a seller or an agent is choosing what to build next and wants unmet demand with evidence instead of guesses.

Lease one ordinary remote browser with standard CDP access for 10, 30, or 60 minutes. No automation, proxy, stealth, or target-success promise.

Node4All Fortune — deterministic fortune reading derived from the x402 payment authorization nonce. Flagship demo of the Node4All x402 v2 payment flow. Operator: Node4All (https://node4all.com). Currency: USDC on Base.

+1 more from sandbox.node4all.com

Search onchain DEX pools and token, by contract address, name, or token symbol.

+35 more from CoinGecko

Get the latest market quotes for one or more cryptocurrencies.

+2 more from pro-api.coinmarketcap.com

Get Arkham intelligence for an address. $0.20 per call.

+4 more from Arkham x402

API recommendation and x402 discovery for your task. Required query: need. Which API should I call? Describe a task in plain words and let Recommend find the right x402 API: up to five paid APIs, with URLs, prices, payment networks and how to call each. Agent API recommendations include paid delivery evidence and risk flags. Which API should my agent use? Required: need=. Discovery quote only; signed requests without need are rejected.

Check how to contact a business website, and whether that contact path actually works.

Did this contractor's licence change? Observed lapses and reinstatements, not a snapshot.

Find licensed house painters in 11 US states, with dated license status from state boards.

MCP-native AI SRE: ask what's broken in production, get a reviewed GitHub fix PR.

Create, test, publish, and manage Dreamlit notification workflows from AI clients.

Connect AI agents to Exa for web search, content fetching, and multi-step research.

Web search for AI agents — one tool across 6 engines, routed to the cheapest + cached.

Live web search and clean-markdown page fetch over the Keenable web index.

Deterministic MLP tax engine with IRS citations. 6 tools: basis, §751, estate, projections.

Send emails, track events, and manage contacts with MailJunky.

Deterministic visual marketing engine. Your agent plans, renders, and posts on-brand campaigns.

Fuses biometric signals into a stress score (0-100) for AI adaptation. MCP + A2A native.

Query your Nudg3 brand visibility across ChatGPT, Claude, Gemini, AI Overviews, and Perplexity.