- Outbound email deliverability is a major constraint for B2B SaaS pipeline in 2026 due to stricter sender requirements by Google and Microsoft and AI-generated outbound emails.
- Survey data reveals that 65% of B2B sales and email marketers experienced cold emails suddenly stop getting replies, and 79% were told prospects never received their emails.
- 95% of professionals believe inbox placement is crucial for sales success, while 70% of sales teams use AI for writing outbound emails, with many recipients able to detect AI use.
- Key benchmarks include 99.0% deliverability, 45.2% open rate, and a 25% reply rate, with recovery achievable in 6–8 weeks from a median of 37% spam placement to 97–99% primary inbox delivery.
- Recommendations involve treating deliverability as infrastructure, monitoring it regularly, fixing root causes, and ensuring accountability for outcomes within organizations.