llms.txt
+29 −10
https://www.healthexport.dev/llms.txt
− > Health data (190 metrics) as a small local JSON file, which a zero-dependency− > VS Code, opencode, OpenClaw) can query it with read-only tools. Local-first,− The companion iOS app, which produces the 190 metrics this server reads, is on− - [Prompt library (prompts.mjs)](https://www.healthexport.dev/mcp/prompts.mjs): required module beside server.mjs; the 22 MCP prompts served over prompts/list and prompts/get.− - [Apple Health plus Oura and Whoop: What Works Today and What Is Coming](https://www.healthexport.dev/blog/one-private-health-picture-apple-health-oura-whoop): today the export includes Oura and Whoop data that reaches Apple Health, as one merged value per metric per day with no per-source breakdown; per-source reconciliation and vendor-score import are in development, not available yet.− - [Columnar vs Row JSON: Apple Health Export Size vs Context Window](https://www.healthexport.dev/blog/columnar-vs-row-json-apple-health-context-window): the arithmetic of what a 190-metric export costs an agent's context window as row JSON, and how a columnar shape changes the number.− - [Vaultbeat vs MetricBridge: Write-Back MCP and Encrypted Cloud Sync vs a Zero-Dependency Local Server](https://www.healthexport.dev/blog/vaultbeat-vs-metricbridge): an encrypted relay with agent write-back vs a local JSON snapshot read by a zero-dependency read-only server.− - [The Official MCP Registry Has Garmin, Oura and Whoop. Apple Health Is Missing.](https://www.healthexport.dev/blog/official-mcp-registry-apple-health-gap): what the official MCP Registry's Apple Health gap tells a buyer choosing a health MCP server.− - [Apple pulled its AI Health overhaul from iOS 27.2 beta 4 (2026-10-14)](https://www.healthexport.dev/blog/apple-pulled-ai-health-overhaul-ios-27-2-beta-4): the redesigned Apple Intelligence Health app left the fourth iOS 27.2 beta on 2026-10-13 and was re-timed to later in 2026 (MacRumors, 9to5Mac). What the delay changes for 2026 buyers, and what an on-device health AI can do today: answers computed on the iPhone with a provenance card, plus 190 metrics as local JSON and a zero-dependency MCP− - [Privacy](https://www.healthexport.dev/privacy): read-only, local-first, no health telemetry; the MCP server makes zero network calls, and the iOS app reports install, trial-start and purchase events to Meta for ad attribution (never health data, and only if the user allows tracking when iOS asks).+ > Health data (194 metrics) as a small local JSON file, which a zero-dependency+ > VS Code, opencode, OpenClaw) can query it with 22 MCP tools, 19 of them+ > read-only. Local-first,+ The companion iOS app, which produces the 194 metrics this server reads, is on+ - [Prompt library (prompts.mjs)](https://www.healthexport.dev/mcp/prompts.mjs): required module beside server.mjs; the 23 MCP prompts served over prompts/list and prompts/get.+ - [Export Apple Health to JSON: where your file goes](https://www.healthexport.dev/blog/export-apple-health-to-json-where-your-file-goes): three ways to get Apple Health data as JSON in 2026 (a browser converter, the free built-in route on your Mac, an on-device app) and where each one sends your file.+ - [Apple Health HRV and sleep trends in your AI agent](https://www.healthexport.dev/blog/apple-health-hrv-sleep-trends-ai-agent): the MCP tools that answer a trend question (get_trends, compare_periods, correlate_metrics, get_sleep_sessions), the one-line install, a worked HRV-and-sleep run with real output, and how to export the series to plot locally.+ - [MCP token scoping for a read-only Apple Health grant](https://www.healthexport.dev/blog/mcp-token-scoping-read-only-apple-health): what a read-only token should reach (one destination, read-only tools, daily summaries) and what it never should (the write path, GPS routes, raw samples, the network), with a scope test.+ - [On-device health AI apps with no agent bridge](https://www.healthexport.dev/blog/on-device-health-ai-apps-no-agent-bridge): a dozen-plus iPhone apps now answer Apple Health questions on device; we checked each for an MCP server or agent connection page (as of October 2026).+ - [Apple Health plus Oura and Whoop: What Works Today and What Is Coming](https://www.healthexport.dev/blog/one-private-health-picture-apple-health-oura-whoop): the export includes Oura and Whoop data that reaches Apple Health, and since 1.16 each value names the device it came from; vendor-score import is in development, not available yet.+ - [Columnar vs Row JSON: Apple Health Export Size vs Context Window](https://www.healthexport.dev/blog/columnar-vs-row-json-apple-health-context-window): the arithmetic of what a 194-metric export costs an agent's context window as row JSON, and how a columnar shape changes the number.+ - [MetricBridge compared](https://www.healthexport.dev/compare/): every comparison in one place, grouped into health AI apps, Apple Health MCP servers and connectors, and export formats, each with its date.+ - [Metrya vs MetricBridge: Recovery Scores vs an Apple Health Data Bridge](https://www.healthexport.dev/blog/metrya-vs-metricbridge): a recovery-score app with Watch and Mac apps and optional cloud AI keys, against on-device answers with provenance, full-history JSON export and an MCP server; a dated side-by-side table and where each is the better pick.+ - [Health Auto Export vs MetricBridge: Which Apple Health MCP Server Wins?](https://www.healthexport.dev/blog/health-auto-export-vs-metricbridge): Health Auto Export runs an MCP server on your iPhone over the LAN; MetricBridge runs one on your computer. Where each runs decides which fits your agent.+ - [Vaultbeat vs MetricBridge: Write-Back MCP and Encrypted Cloud Sync vs a Zero-Dependency Local Server](https://www.healthexport.dev/blog/vaultbeat-vs-metricbridge): an encrypted relay with agent write-back vs a local JSON snapshot read by a zero-dependency server that never edits health records.+ - [ghurt Made the Official MCP Registry With Garmin, Oura and Whoop, but Not Apple Health](https://www.healthexport.dev/blog/official-mcp-registry-apple-health-gap): a health MCP server listed on the Official Registry without Apple Health, and what that tells a buyer (health-export-mcp has been listed there since June 2026).+ - [Apple pulled its AI Health overhaul from iOS 27.2 beta 4 (2026-10-14)](https://www.healthexport.dev/blog/apple-pulled-ai-health-overhaul-ios-27-2-beta-4): the redesigned Apple Intelligence Health app left the fourth iOS 27.2 beta on 2026-10-13 and was re-timed to later in 2026 (MacRumors, 9to5Mac). What the delay changes for 2026 buyers, and what an on-device health AI can do today: answers computed on the iPhone with a provenance card, plus 194 metrics as local JSON and a zero-dependency MCP+ - [Sync to a server you own: the self-hosted receiver pattern (2026-11-02)](https://www.healthexport.dev/blog/self-hosted-apple-health-receiver-pattern): the push half of the export surface, in the receiver's own numbers. The real headers (X-MetricBridge-Type, X-MetricBridge-Schema v1, webhook-id, webhook-timestamp, webhook-signature, X-MetricBridge-Replay), a Standard Webhooks v1 HMAC-SHA256 verification snippet, the storage rules (upsert metrics on name plus date, delete-then-insert sleep sess+ - [Claude's Apple Health access is US-only and Pro-tier (2026-11-04)](https://www.healthexport.dev/blog/claude-apple-health-us-only-connector-route): Anthropic's built-in Apple Health sharing is beta, requires a Pro, Max or Ultra plan and is available in the US only (support.claude.com). What that leaves out, and the connector route that works in every country and on any plan: export Apple Health on the iPhone to a folder you own, point a local MCP server (open source, zero dependencies, no acco+ - [A remote MCP server vs a file on your Mac (2026-11-04)](https://www.healthexport.dev/blog/remote-mcp-server-vs-local-file): "your data never leaves your device" is a claim about a data path, not a badge. The two connector shapes (remote over Streamable HTTP, where the health data lives on a machine you do not own, versus local over stdio, which reads a file on your own machine), the one config detail that tells you which you installed (a command means local, a URL plus token means remote), fo+ - [Pass-through vs answer-on-device (2026-11-01)](https://www.healthexport.dev/blog/pass-through-vs-answer-on-device): two 2026 designs for health AI, side by side. A pass-through tool hands your agent raw samples and the model does the reading; an answer-on-device app computes the number on the phone first and shows a provenance card with the samples, date range and computation. Includes a recorded card from our own seeded 30-day series (HRV 7-day average 49.6 ms, up 16.3% vs the prior 14 days,+ - [Privacy](https://www.healthexport.dev/privacy): read-only, local-first, no health telemetry; the MCP server makes no outbound network calls, and the iOS app reports install, trial-start and purchase events to Meta for ad attribution (never health data, and only if the user allows tracking when iOS asks).+ - [Methods: how every number is calculated](https://www.healthexport.dev/methods/): the published method (version 2) behind the readiness estimate, HRV status, sleep shortfall, changes worth a look, fitness age, tag patterns, training load and heart-rate zones, the strength log, sleep regularity, tonight's bedtime and the Lab; every weight, window, threshold and limit, with references.+ - [Readiness: what the Today card shows](https://www.healthexport.dev/readiness/): the morning readiness estimate (50 = your usual) with its sensitivity range, HRV status against your own 60-day range, recent sleep shortfall, changes worth a look and tag patterns, each linked to its method; in the app since version 1.20.+ - [On-device AI: four ways Ask runs](https://www.healthexport.dev/on-device-ai/): Guided mode (no model), Apple's on-device model, a downloaded model, and Your Mac (Ollama on your own Mac over your Wi-Fi, since 1.20); the iPhone computes every number, a model only words the answer, no cloud AI and no API keys.+ - [Apple Watch app](https://www.healthexport.dev/watch/): the watch app and complications that show the Today card, included with the iPhone app since 1.20.+ - [MetricBridge for Mac](https://www.healthexport.dev/mac/): the Mac app (macOS 14 or later) that shows the iPhone's export on a big screen, included with the same purchase.+ - [Sample PDF reports](https://www.healthexport.dev/reports/): every page of the doctor summary and 12-month activity PDFs the app makes on the iPhone, generated by the app's own report code from synthetic data.+ - [Changelog](https://www.healthexport.dev/changelog/): every iOS release as Apple published it in the App Store version history, and every MCP server release.