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AI SuperClip

Enhance the selected text with Claude and paste the result. Hold Shift (⇧) to copy instead.

Unlisted Extension

This extension is published on srworksllc's page but is not listed in the main directory index.

Readme

AI SuperClip

A PopClip extension that enhances your selected text using AI. Select text, click an action, and get instant results.

Created by Steve Reinhardt | SRWorks LLC

Features

ActionWhat It Does
Improve WritingEnhance clarity and flow while preserving your voice
Spelling & GrammarFix errors without changing your style
Make LongerExpand with relevant detail and examples
Make ShorterCondense to essential points
SummarizeExtract key points and action items

Tone

Choose a writing tone that applies to Improve Writing, Make Longer, and Make Shorter:

ToneDescription
DefaultNo tone adjustment — uses the AI model's natural response
ProfessionalPolished and business-appropriate
CasualRelaxed and conversational
FriendlyWarm and approachable
DirectConcise and to the point

Tone does not apply to Spelling & Grammar or Summarize.

Additional

  • Hold Shift to copy result instead of pasting
  • Plain text output (no markdown or special formatting)
  • Automatic retry on network errors
  • Toggle individual actions on/off in settings
  • Two models — switch anytime in settings

Models

Powered by Claude. Pick the tradeoff you want in settings.

ChoiceDropdown KeyModel IDLast Verified
Smartersmartclaude-sonnet-5Jul 2026
Fasterfastclaude-haiku-4-5Jul 2026

Smarter (default) is the better writer — use it for rewriting, expanding, and summarizing. Faster returns in about half the time and costs roughly a third as much, which suits quick spelling and grammar passes.

Requirements

Quick Start

  1. Install the extension
  2. Create an API key at console.anthropic.com/settings/keys
  3. Open PopClip settings, paste your key
  4. Select text anywhere and click an action

Configuration

Open PopClip menu bar icon, then click the gear on AI SuperClip.

API Key

Paste your Anthropic key from console.anthropic.com/settings/keys. It is stored in the macOS Keychain, and requests go directly from your Mac to Anthropic — nothing routes through a server of ours.

Upgrading from 1.x? Versions through 1.2.0 stored API keys in PopClip's preferences file in cleartext rather than the Keychain. Rotate any key you entered in an earlier version, then re-enter the new one.

Selection size is capped per action so an accidental Select All can't run up a large bill, and so a result never gets cut off mid-sentence: 8,000 characters for Make Longer, 16,000 for Improve Writing and Spelling & Grammar, 32,000 for Make Shorter, 50,000 for Summarize.

Usage is billed to your own Anthropic account. Typical actions run a few hundred tokens, so ordinary use costs cents per month.

Usage

  1. Select text in any app
  2. Click an AI SuperClip action
  3. Text is replaced with the result

Tip: Hold Shift when clicking to copy the result instead of pasting.

Debugging

Enable debug mode:

defaults write com.pilotmoon.popclip EnableExtensionDebug -bool YES

View logs in Console.app with filter: Process:PopClip Category:Extension

License

MIT License - Copyright (c) 2026 Steve Reinhardt, SRWorks LLC

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