Email AI Sol raises $4M to track 'open loops', not just draft replies

ayushtweetshere · x · 2026-11-05

Sol, an AI email assistant, shipped a major update and raised $4M from General Catalyst and Nexus Ventures. Its thesis: for people getting 100+ emails a day, the hard part is decisions, approvals and proposals, not drafting. Sol connects to Gmail, organizes work as 'open loops' by topic/person/company, drafts in your voice, and sends nothing without approval.

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