Who it is for
Function Health members interpreting their own lab panels.
AI Connectors · Healthcare & Life Sciences
Function Health lab panels, answers and nutrition guidance
Overview
Function Health sells a membership built around recurring lab testing, described in the listing as more than 160 tests a year across cardiovascular, hormonal, thyroid, liver, kidney, toxin, nutrient, inflammation and immune markers. The connector gives members access to their own results in conversation, along with health questions answered against those results and nutrition plans generated from them. Three tools are declared, a small surface consistent with results, questions and plans being the whole of what is offered rather than a slice of it. Membership is a prerequisite. The listing carries the partner tier and publishes documentation.
Function Health members interpreting their own lab panels.
A 403 came back from the CDN rather than the application, so the three tools stayed unnamed, and for a server holding member lab results that outcome says nothing about how the data itself is guarded.
Availability
Function Health is listed in the Claude connectors directory only. Function has no app under the same domain in the ChatGPT directory; 392 of the 3,150 products here are on both marketplaces, and this is not one of them.
The MCP server behind a Claude connector is usually the same server a ChatGPT app would need, so the absence is a distribution decision rather than a technical one.
Claude listing
Function Health publishes 3 tools to Claude, a deliberately narrow surface; only 11.3% of the 1,253 Claude-listed connectors expose fewer.
The median Claude-listed connector filed under Healthcare & Life Sciences publishes 6, so this one sits 3 tools below its bucket's median, 38th of 51.
It falls in the 1-3 tools band, which holds 16.4% of the Claude directory.
Function Health publishes a remote MCP endpoint. Claude connects to it over HTTP; there is nothing to install locally.
Every connector in the Claude directory is remote, all 1,253 of them, so transport is not a differentiator there.
https://services.functionhealth.com/ai-chat/mcp Function Health carries partner verification in the Claude directory, which 474 of 1,253 listings do (37.8%). That is a review step past self-publishing, not an Anthropic-built server.
In the publisher's words
Function members can securely view lab test results, ask health questions, and get nutrition plans. Function includes 160+ lab tests per year to monitor 1,000+ diseases, help uncover possible causes of unexplained symptoms, and create a roadmap for feeling your best. Test your heart, hormones, thyroid, liver, kidneys, toxins, nutrients, inflammation, autoimmunity, immunity and more.
Quoted from the connector's own Claude directory listing as captured in August 2026. Node8 did not write it and does not vouch for it.
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Questions answered from COROS training data
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Aggregate DHS Program indicators on population, health and nutrition
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This is an independent catalogue entry compiled by Node8 from Function Health's public marketplace listing as it stood in August 2026. Listing facts come from the marketplaces; the comparisons against the rest of the directory and any live-endpoint measurements are Node8's. Node8 is not affiliated with Function, and inclusion here is not an endorsement.
Node8 builds MCP servers end to end: deciding which tools are worth exposing, the authentication and permission model, the review submissions, and the onboarding that gets them used. One server serves ChatGPT, Claude, and Microsoft Copilot.