ChatGPT Timestamp (Adavnce)

Advanced ChatGPT timestamps with relative time, timezone controls, role filters, and premium chat history visibility.

ChatGPT Timestamp (Adavnce) is a premium time-intelligence extension for ChatGPT that adds clear, readable, and highly customizable timestamps to every conversation message. If you use ChatGPT for work, study, research, debugging, writing, or support, this extension helps you understand exactly when messages were created, how recent they are, and how your conversation timeline evolves. Why this extension exists Chat conversations move fast. You may come back after a break and ask: When did I send this prompt? Was this reply generated minutes ago or hours ago? Which message came first during a long back-and-forth? What is the exact time in UTC for documentation or team collaboration? ChatGPT Timestamp (Adavnce) answers those questions instantly by placing timestamp chips directly on messages with elegant, high-clarity UI. Core Features Per-message timestamps inside ChatGPT Adds visible timestamp badges directly above messages. 12-hour / 24-hour format Choose your preferred clock style. Local time or UTC Instantly switch between your device timezone and UTC. Role-based filtering Show timestamps for: all messages user messages only assistant messages only Relative time mode Display friendly labels such as: just now 4m ago 2h ago 1d ago Optional date and seconds Show or hide date and seconds for cleaner or more precise output. Compact mode Minimal visual footprint for distraction-free reading. Left/right alignment Position badges to match your preferred chat reading flow. Click-to-copy timestamp Copy absolute time + ISO timestamp with one click. Live popup preview Instantly see how your format choices look before applying. One-click reset Restore defaults anytime. Designed for everyday power users Whether you are a solo creator or part of a team, this extension is useful for: Prompt engineering logs QA and debugging conversations AI-assisted coding sessions Knowledge work and research trails Meeting recap generation Timestamp-based citation and traceability Customer support transcript tracking Productivity audits (“how long did this thread take?”) UX philosophy ChatGPT Timestamp (Adavnce) is built with a high-end product mindset: Fast, focused controls Clean and modern visual system Strong contrast and readability Motion that feels polished, not distracting Practical defaults with deep customization The goal is simple: professional-grade time visibility without clutter. Privacy-first approach Your conversation content stays with you. No account required No external server needed for core functionality No message history uploads by default Settings are stored locally in your browser context for ChatGPT pages This extension is designed to improve UI/metadata visibility only. Permission transparency This extension requests only the permissions needed for its function: activeTab Applies settings to your currently active ChatGPT tab. scripting Injects the timestamp UI behavior into supported ChatGPT pages. Supported sites: https://chat.openai.com/* https://chatgpt.com/* Performance and behavior Uses smart DOM observation to detect new messages in real time. Refreshes timestamps when chat updates. Keeps updates lightweight and responsive. Relative time mode auto-refreshes periodically for accurate “ago” labels. Who should install this? Install ChatGPT Timestamp (Adavnce) if you: need accurate message timing in ChatGPT switch across timezones or collaborate internationally keep records of AI interactions care about auditability and sequence clarity want premium UX without complexity Notes This extension is an independent enhancement tool and is not affiliated with or endorsed by OpenAI. ChatGPT UI updates may occasionally require extension updates to maintain compatibility. Feature improvements are planned continuously to support future workflow needs. Quick Start Install extension. Open ChatGPT. Click extension icon. Choose your preferred format, timezone, and scope. Enjoy clear message timing in every thread.