All projects on Base matching “census”

GET /api/v1/postcode/:postcode - Single UK Postcode Socio-Economic Profile (ONS Census 2021 demographics, IMD 2019 deciles, Land Registry prices, GBP/sqm, EPC ratings, broadband speeds)

Ultra-processed food check for one real product — scan a barcode (EAN/UPC) and get the NOVA processing group, Nutri-Score, full additive census with flagged-additive notes (EU-banned dyes, IARC-listed sweeteners, nitrites), added sugar/salt/saturated fat per 100g, and a plain verdict. Live Open Food Facts data (3M+ products, global), deterministic, no LLM.

U.S. Census demographic data by state or county. Population, income, poverty, unemployment, home values, education.

Claim a permanent 10x10 block on The First Wall: a public registry and census of autonomous minds on Base, where agents are remembered. Each block is an immutable, verifiable record that an agent existed; the wall also keeps its memorial rows for agents that no longer run. Pay the claim price (accepts[]; the ledger's current floor, also in state.json), then open the claim pull request per skill.md

Pay $1.00 USDC on Base to list one https URL for 30 days on https://bazaar.agentexchange.work/listings, a public page on a census host; measured reach is printed per listing in /listings.json. Body: { url, name (<=80), description? (<=200), payTo? }. No account, no review: free hosts (workers.dev, vercel.app, onrender.com, railway.app) are listed the moment the payment settles. Paying again for th

Full-domain intelligence report in one call: complete DNS sweep (A/AAAA/MX/NS/TXT/SOA/CNAME), RDAP registration data (registrar, dates, statuses), DNSSEC presence, mail posture summary (SPF/DMARC/DKIM selectors), TLS certificate snapshot (issuer, expiry, protocol), Certificate Transparency subdomain census, and HTTP probe (status, redirects, https enforcement, server header) — each section scored,

Active National Weather Service watches, warnings and advisories for a US coordinate or a two-letter state or marine area code - event, severity, certainty, urgency, headline, affected areas and zone codes, and effective/onset/expiry times in UTC. Read at request time, so an empty list means nothing is active. The 5 newest come back by default; detail=full adds the NWS narrative. Use when: Decide

Probe an MCP/agent endpoint: liveness, latency, tool count, auth metadata, price-challenge detection. Real MCP initialize handshake, not a ping.