📖 The AI Tool Bible

Superpower ChatGPT vs Vellum

A side-by-side look at pricing, capabilities, pros, cons, and our editorial scores.

 
Superpower ChatGPT
Agents
Vellum
Agents
TaglineChrome extension that bolts folders, prompt libraries, and bulk export onto the ChatGPT web UI.Personal AI assistant with persistent memory across email, calendar, and chat channels.
CategoryAgentsAgents
PricingFreemium· Free core features; Pro tier for advanced limitsFreemium· Free tier + API costs; paid plans available
ModelGPT (via ChatGPT UI)Multi-model (Claude-class LLMs)
Editorial score7.0 / 108.2 / 10
Use cases
chatgpt-organizationprompt-managementconversation-exportprompt-libraryworkflow-automation
personal assistantemail triagecalendar managementmeeting prepresearchtask automation
Pros
  • Folders, search, and prompt library that the native ChatGPT UI lacks
  • Bulk export to PDF, Markdown, JSON, and TXT
  • Prompt queue lets you chain sequential prompts unattended
  • Conversation tree map makes branched chats navigable
  • Mature with 100K+ users and active development
  • Persistent multi-type memory across sessions
  • Works across Mac, Web, iOS, Slack, Telegram, phone, CLI
  • Managed OAuth into Gmail, Calendar, Slack
  • Open-source with self-host option
  • Fast onboarding (sub-30-second setup)
Cons
  • Only works with ChatGPT, not Claude or Gemini
  • Breaks occasionally when OpenAI ships UI changes
  • Some advanced features gated behind Pro
  • Browser extension means desktop Chrome/Edge only
  • Requires broad access to inbox and calendar
  • Pricing tiers not publicly itemized
  • Young product in a crowded assistant space
  • Relies on third-party LLM costs on top of plan
Websitechromewebstore.google.comvellum.ai
Pick Superpower ChatGPT if
  • ✅ Folders, search, and prompt library that the native ChatGPT UI lacks
  • ✅ Bulk export to PDF, Markdown, JSON, and TXT
  • ✅ Prompt queue lets you chain sequential prompts unattended
  • ✅ Conversation tree map makes branched chats navigable
Pick Vellum if
  • ✅ Persistent multi-type memory across sessions
  • ✅ Works across Mac, Web, iOS, Slack, Telegram, phone, CLI
  • ✅ Managed OAuth into Gmail, Calendar, Slack
  • ✅ Open-source with self-host option
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