Synapse · Free for Chrome

From open tabs
to the next step.

Summarize a video. Reuse a prompt. Make your new tab useful. Keep your browser work connected with Synapse.

Add to Chrome — free See the workflow ↓

Available on the Chrome Web Store. Use your existing AI websites.

14-second walkthrough · No audioNew tab → YouTube → AI chat

One connected workflow

Keep the context.
Move the work forward.

Follow the source into your next action, with the tools beside it.

  1. 01 · Stay with the source

    Keep the page in view.

    Open the Synapse sidebar beside an article or YouTube video. Your source stays visible while you choose what to do next.

    Synapse sidebar beside a YouTube video.
    Source and sidebar, together

  2. 02 · Pull out what matters

    Turn a video into a starting point.

    Extract the transcript and prepare a summary, lesson, or question for your chosen AI website. Review the answer against the source.

    A YouTube transcript and summary in ChatGPT beside the Synapse sidebar.
    Video context sent to ChatGPT

  3. 03 · Reuse your best instructions

    Pick a prompt. Skip the retyping.

    Keep repeat instructions in searchable folders. Select a saved prompt and insert it into a supported AI chat.

    A saved prompt inserted into ChatGPT from the Synapse prompt library.
    Saved prompt, ready in chat

  4. 04 · Make it your workspace

    Start the next task from one place.

    Bring search, bookmarks, apps, and prompts into your New Tab. Customize the layout around the destinations you use every day.

    The Synapse New Tab workspace with customization controls open.
    Your next starting point

Explore by workflow

Start with the feature you need today.

Each guide shows the real interface, the workflow, and where Synapse fits.

Prompt Library Chrome extension

Organize repeat instructions and reuse them from the New Tab workspace or live-page sidebar.

See the prompt workflow →

YouTube summary Chrome extension

Extract a transcript and prepare it for focused AI summaries without losing the video.

See the YouTube workflow →

New Tab productivity extension

Replace the blank start screen with search, quick launch, prompts, widgets, and pinned tools.

See the New Tab workflow →

Before you install

Know what you’re adding.

Synapse is a free Chrome extension. Your chosen AI service may have its own account requirements or limits. Read how Synapse handles your data and permissions.

Privacy summary →Security →Get support →

Make your next tab a useful one.

Add Synapse free, then try it with the next page or video you open.

Install SynapseGet support