Attio vs KX21

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

Attio compared with KX21
Detail	Attio	KX21
What it does	The CRM for agentic revenue	The Platform People
Stage	Not given	Not given
Founded	Not given	Not given
Based in	GB	US
Pricing model	Freemium	Not given
Pricing	Not given	Kapture: $0.001 per recording, $0.005 per completed form, $15/month for unlimited e-signatures, 2,000 free tokens to start. Komms: $0.08 per minute including phone call, $15/month per phone number, 625 free minutes to start. KontrolX: 50% off current bill, base rate from $2,500/month, no per-lead fe
Key features	Ask Attio for AI-powered analysis and insights Lead enrichment and scoring Email and calendar sync with automatic logging Account health tracking and expansion opportunities	Lead recording and session replay at $0.001 per recording E-signatures with $15/month unlimited access Form building and lead capture with Kapture SIP routing on customer-owned carrier 100+ MCP tools for Claude and AI clients
What makes it different	Agentic automation that works 24/7 on revenue tasks Self-building platform that learns your business automatically Semantic search for instant contextual retrieval at scale Real information from actual records, not AI hallucination	Transparent pricing with no vendor markup: phone, storage and data companies bill customers directly 50% savings on lead routing and call tracking compared to current vendors Customer data ownership with no export fees or seat charges Built for AI with 100+ MCP tools for Claude All features available in every plan with usage-based pricing only
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)	78 +1 (up) since last check	5 +1 (up) since last check
Trust Flow (Majestic)	35	6
Citation Flow (Majestic)	51	26
Referring domains (Majestic)	7142	15

4 details filled in for both companies.

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