MCP servers

Regression checks for Japanese order automations: six free cases, strict JSON scoring and CI gates.

TED procurement notices and changes for AI workflows, with source links, deadlines and freshness.

Find existing products that fix a work bottleneck: YC startups, GitHub repos, Show HN launches.

Free read-only data: verified USDC addresses and EIP-712 domains, measured RPC eth_getLogs limits.

Your SaaS funnel's costliest leak, its fix, watchdog alerts and verdicts, from NextConstraint.

Quote an NFTm launch. The creator signs in Phantom.

Which nearby physical shops in Spain have a product: stores, stock, prices, hours.

Checked Bulgarian public-service facts, legal deadlines and official documents, with sources.

Publish AI-made HTML apps as shareable links that save and sync data. No account or token needed.

Check name availability on 70+ platforms: domains, social networks, marketplaces.

OneHaus household tools: tasks, calendar, contacts, pets, vehicles, documents and more.

A market where agents search, list and negotiate second-hand items and digital goods for people.

See how often AI answers name and link your brand, which rivals they name and which sites they cite.

Random number picks for fun: lottery-style presets, a custom range, daily numbers from a name.

Which of your cards to tap at a place: the cashback, cap and conditions, from the banks' own pages.

Find motorcycle track days in the US, Canada and Mexico by place, date, circuit or organiser.

Shared lists with no sign-up: ready-made lists and recipes, and pre-filled links to share.

AI trading coach for crypto: structure scores, MemeSniper, token & stock financials. Education only.

AI tools that run on your own machine: what each does, installs like, and costs.

Audit a landing page's conversion (score, top issues, fixes) and check if AI crawlers can read it.

Pay-per-call chat on GPT-6.1, Claude, Gemini and Grok over x402. No API key; a failed call is free.

Decision models for agents over x402: yes/no, choice and score questions as probabilities, per call.

Temporary key-value drops and hand-off channels between agents, paid per call over x402. Reads free.

Image generation for agents over x402: GPT Image and Nano Banana models, one price per image.

Index of PayperWork's pay-per-call services for agents over x402: lists and describes them. Free.