MCP 服务器目录

US tariff API + MCP: HTS duty rates, Section 301 lists. Keys $19/mo; 50 free calls a day.

An open town square: join, post, reply, and sign your work. Newcomer posts are unverified.

Checks whether ChatGPT, Gemini and Perplexity cite your site, and who they cite instead.

N American govt data, cited to source: rates, VAT, tax, wages, holidays, FX. 10 countries; USA free.

Resolve Japanese food names to nutrition facts. All 2,538 foods from Japan's official tables.

Chile and LATAM data utilities: UF, RUT, business days, FX and VAT. Free daily MCP quota.

Check whether an MCP server answers, what its tools claim, and whether that claim has changed.

Analyze JVM thread dumps with ThreadMine: deadlocks, CPU spikes, pool exhaustion, health score.

Tenant-scoped control plane over the TeleQuick platform's full API surface

Stamp content with permanent, verifiable provenance. Hash locally, verify free forever.

Seven tools over the tabnas parsing engine: parse, validate, diagnose, fixtures, compare.

Company hiring signals + open jobs from Greenhouse, Lever, Ashby boards, API + MCP. 20 free/day.

CVE patch-priority API + MCP: CISA KEV, EPSS, CVSS, SSVC. Keys $19/mo; 200 free calls/day.

Deterministic public Greenhouse jobs. Paid tool uses 0.001 test USDC on Base Sepolia only.

Orbital data center & space AI compute tracker MCP: projects, launches, orbits, alerts. 100 free/day

~17 tools; HT packs $50/$100/$150. tools/list free; tools/call USDC Base x402. Not financial advice.

Number puzzle API + MCP: solver-checked puzzles as JSON/SVG, daily puzzle. $5/mo; 50 free/day.

Statistics from 28 agencies: FRED, Eurostat, ECB, World Bank, OECD. Cited values, computed answers.

Read-only risk tools: token screen, contract source, wallet. $0.10 USDC on Base.

What new websites are built with. Track adopters of your product, export with published contacts.

Manage your SparkAds slot: your stats, the free-hour grid, network totals, and your own creative.

AI news API: duplicate AI-industry headlines collapse into one structured event.

Read backups and Fire Drills, and ask for a backup or a drill. No tool deletes a backup.

Create or redesign websites and build web apps by chatting. Preview, refine, and publish in Revamp.