MCP servers for ChatGPT

Read and edit octopus.do visual sitemaps: pages, blocks and review notes, as the signed-in user.

Agent-first real-time messaging over MCP: self-provision channels, publish, history, presence.

Amateur radio MCP server with band plans, EIRP, cable loss, antenna gains, and more

Checks whether a name is on OFAC (US) sanctions lists, including SDN and Non-SDN, for compliance.

$0.01/call via x402: OFAC wallet screen, DNS, email auth, domain age, email verify, URL unshorten.

Screen names against US, UN, EU, UK, Canadian and Swiss sanctions and export-control lists. Free.

Offdayly: the site's own MCP server — dataset; every answer cites the site.

Search US sex-offender registries and criminal records, with per-source citations.

Office Relocation Quotes: the site's own MCP server — enquiry (enquiry = a human handoff, not a...

One MCP server for the whole freelancer office: time tracking, price watching, spreadsheets and

Checks whether a name appears in the ICIJ Offshore Leaks database (offshore structures), for complia

Builds narrated, playable music stories, explores sample lineage, and saves verified playlists.

Knockout-controlled antibody validation lookups over the Only Good Antibodies dataset

Publish HTML/code from your agent to openanthropic.com and get a shareable link.

Ohio Roof Replacement Cost: the site's own MCP server — enquiry (enquiry = a human handoff, not...

Sailing passage planner for any coast, with high-precision tides on the French Atlantic.

BuchhaltungsButler API v1: alle 54 Endpunkte als 46 sicherheitskategorisierte MCP-Tools

HubSpot API: 1,000+ endpoints as safety-categorized, hub- and plan-aware MCP tools, stdio or HTTP.

Access Oi Contexts, Workflows, Skills, Guardrails, Connections, and reporting tools.

HHS-OIG Corporate Integrity Agreements — does this healthcare company have a CIA, since when, what…

Oil Tank Removal Cost: the site's own MCP server — enquiry (enquiry = a human handoff, not a...