For developers building GTM and product notifications, Mailgun is a transactional email API, part of Sinch, that sends emails at scale and gives teams deliverability tooling to keep messages out of spam.
Measures earned, engagement-weighted share of voice across the GTM voices panel. Methodology →
Ranked #85 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 A — ships API, MCP, SDK, no public CLI on file; agents can build on it today.
Growth-stage on our scale — 190 employees on record.
Founded 2010Funding $51.1MARR $22.9M (2025)Valuation $69.3MStatus Acquired
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