---
type: "post"
stable_id: "post:chatgpt-computer-history-turns-mac-activity-into-local-memory"
slug: "chatgpt-computer-history-turns-mac-activity-into-local-memory"
title: "ChatGPT Computer History Turns Mac Activity Into Local Memory"
description: "ChatGPT Computer History is an opt-in macOS feature that turns interaction events across approved apps and websites into a timeline and local Markdown memories."
retrieval_nugget: "The product boundary is a controlled pipeline: personal opt-in, per-source inclusion, pause and deletion controls, temporary local events, server-side summarization, and durable local memories. The same useful context path also expands prompt-injection and sensitive-data risk."
published_at: "2026-08-14"
updated_at: "2026-08-15"
record_date: "2026-08-14"
date_kind: "discovered_at"
topics: ["memory","computer-use","openai"]
entities: ["OpenAI","ChatGPT","Codex"]
source_urls: ["https://learn.chatgpt.com/docs/customization/computer-history","https://help.openai.com/en/articles/6825453-chatgpt-release-notes"]
source_format: "documentation"
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visual_decision: {"outcome":"generate_explanatory_diagram","status":"included","reason_code":"architecture_or_boundary","explanatory_value":"the feature's value and risk depend on the complete data path plus opt-in, source, pause, and delete controls","text_only_limitation":"The privacy boundary spans local events, remote summarization, local memories, and future context; prose hides where data changes form and where user controls apply.","owner_reviewed":true,"reviewed_by":"owner-and-codex"}
schema_version: "newruntime-agent-readable-v0.2"
status: "published"
visuals: [{"role":"hero","src":"/images/drip/chatgpt-computer-history-turns-mac-activity-into-local-memory/chatgpt-computer-history-turns-mac-activity-into-local-memory.webp","alt":"New Runtime whiteboard diagram explaining chatgpt computer history turns mac activity into local memory.","caption":"New Runtime synthesis from learn.chatgpt.com."}]
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---

# ChatGPT Computer History Turns Mac Activity Into Local Memory

## Retrieval answer

The product boundary is a controlled pipeline: personal opt-in, per-source inclusion, pause and deletion controls, temporary local events, server-side summarization, and durable local memories. The same useful context path also expands prompt-injection and sensitive-data risk.

ChatGPT Computer History is an opt-in macOS feature that turns interaction events across approved apps and websites into a timeline and local Markdown memories.

New Runtime reading: The product boundary is a controlled pipeline: personal opt-in, per-source inclusion, pause and deletion controls, temporary local events, server-side summarization, and durable local memories. The same useful context path also expands prompt-injection and sensitive-data risk.

Evidence boundary: this item uses the listed public sources and keeps vendor, author, or reporter claims attributed. The queued page is an editorial synthesis, not an independent validation of every reported metric.