Productivity · Self-host vs SaaS

AI email compare

Filter Inbox Zero–class open AI email against Superhuman, Shortwave, Spark and peers on self-host, AI draft/triage, shortcuts, and price tier.

01 / Need checklist

Feature flags are illustrative public-materials style — verify current plans.

Example / public-spec estimate

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02 / Matching clients

Self-host vs SaaS

Open stacks keep data closer to you but need ops. SaaS is faster to adopt with seat pricing.

What “AI email” usually means

Draft assist, triage/labels, and meeting/summary helpers — depth varies by product and plan.