For sales teams running cold email at volume, Zapmail provisions Google and Outlook inboxes at scale, giving outbound teams the mailbox infrastructure to scale send volume.
Measures earned, engagement-weighted share of voice across the GTM voices panel. Methodology →
Ranked #94 of 114 in GTM Developer Tools, holding flat this cycle.
Measures how easily your agents can build on it — API, MCP, CLI, SDK, docs depth. Methodology →
Grade C — ships API, no public MCP, SDK, CLI on file; an early agent surface.
Startup-stage on our scale — 3 employees on record.
Founded 2024Funding BootstrappedARR $5M ARR (2025)Status Independent
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