SiftServe vs openagent.email

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

SiftServe compared with openagent.email
Detail	SiftServe	openagent.email
What it does	Web infrastructure that translates your site into an AI-readable version approved by you and served to agents at the edge	Self-hosted email and task handoffs for AI agents with no vendor control plane
Stage	Not given	Not given
Founded	Not given	Not given
Based in	AE	Not given
Pricing model	Freemium	Open source
Pricing	Free eight-week pilot including onboarding and model costs. Three paid plans after pilot: Pay as you go (self-serve, usage-based), Subscription (self-serve, monthly or annual flat fee), and Managed (done by company, pricing quoted per site). All plans quoted per individual site based on page count,	Self-hosted is free under Apache-2.0 license (pay only for VPS infrastructure ~$5/month and domain ~$10/year). Hosted Pro Early Bird: $30.00/year one-time payment, no auto-renewal.
Key features	AI agent rebuilds pages into semantic HTML, FAQs, and structured data Vision pass captures facts locked inside images Sifted pages use roughly 90% fewer tokens than originals Served from edge, humans and search crawlers see original site unchanged Before-and-after audit score for every page Measures citations and AI referrals from sifted pages	MCP 2026-07-28 support for Claude, Cursor, Kimi Code and other clients Unlimited agent mailboxes on your own domain Email-backed agent-to-agent task threads with stamped states
What makes it different	Only AI agents see sifted pages; humans and Google crawlers see original site unchanged Every claim traces 1:1 to original pages; AI never fabricates or adds content 90% fewer tokens per page while carrying 37% more readable content Human in the loop approval for every page before serving to agents Measures results with before-and-after comparison on your traffic	Apache-2.0 open source with no vendor control plane or per-inbox software fees Mail stays on your server under your control unless you explicitly opt into external services Built-in OTP extraction tested against real services from US and Chinese providers
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	22 +1 (up) since last check	4 −1 (down) since last check
Trust Flow (Majestic)	9	3
Citation Flow (Majestic)	27	26
Referring domains (Majestic)	61	28

5 details filled in for both companies.

More alternatives to SiftServe More alternatives to openagent.email