Gmail's official sending limit is 2,000 emails per day, but the gmail sending limit 2026 cold emailers should actually respect is far lower. Here's the real math.
Everything cold email senders need to know about Google bulk sender rules in 2026: the 0.10% spam cap, SPF/DKIM/DMARC mandates, and one-click unsubscribe.
Gmail shifted from throttling bad senders to permanently rejecting them. What changed in 2026 and how to stay deliverable.
