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Shortwave
What ChatGPT, Claude, Gemini & Grok actually say · July 2026
The verdict
Shortwave appears in 1 AI-ranked category — best position #4 for ai email assistant.
Claude #4
The most genuinely agentic assistant — its AI can search your entire history, answer questions from past threads, draft in your voice, and take scheduling actions, going beyond summarize-and-draft
Where Shortwave falls short, per the models
- Claude Break Gmail-only dependence with Outlook/IMAP support to expand beyond the Google ecosystem niche
Top alternatives per the models: Superhuman · Gemini for Gmail · Microsoft Copilot for Outlook · Fyxer AI
Rankings are computed from what the models answer, re-polled continuously · raw reasoning shown verbatim · methodology