📖 The AI Tool Bible

GPT-4o vs GPT for Gmail

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

 
GPT-4o
Writing
GPT for Gmail
Writing
TaglineOpenAI's multimodal flagship behind ChatGPT.Multi-model AI sidebar that drafts, translates, and summarizes inside Gmail.
CategoryWritingWriting
PricingFreemium· Free tier; Plus $20/mo; Pro $200/moFreemium· Free tier with paid premium features
ModelGPT-4oMulti-model (GPT-4o, Claude, Gemini, Mistral, Perplexity)
Editorial score9.4 / 10—
Use cases
general writingsummarizationvisionvoice mode
email-draftingemail-summarizationtranslationtone-rewritetemplates
Pros
  • Strong all-rounder
  • Voice mode is uncannily good
  • Huge ecosystem & plugins
  • Available in ChatGPT, API, Copilot
  • Multi-model routing across OpenAI, Anthropic, Google, Mistral, and Perplexity
  • Native Gmail sidebar plus iOS/Android support
  • Built-in translation across 40+ languages
  • Large prompt-template library for common business scenarios
  • Free tier covers basic generation
Cons
  • Style can be generic without nudging
  • Hallucinates citations occasionally
  • Context smaller than Claude on long docs
  • Gmail-only — no Outlook or other mail clients
  • No public API or self-hosted option
  • Premium model access gated behind a paywall
  • Review count is small relative to install base
Websitechatgpt.comworkspace.google.com
Pick GPT-4o if
  • ✅ Strong all-rounder
  • ✅ Voice mode is uncannily good
  • ✅ Huge ecosystem & plugins
  • ✅ Available in ChatGPT, API, Copilot
Pick GPT for Gmail if
  • ✅ Multi-model routing across OpenAI, Anthropic, Google, Mistral, and Perplexity
  • ✅ Native Gmail sidebar plus iOS/Android support
  • ✅ Built-in translation across 40+ languages
  • ✅ Large prompt-template library for common business scenarios
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