seodata.dev vs Maison Cartouche

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

seodata.dev compared with Maison Cartouche
Detail	seodata.dev	Maison Cartouche
What it does	Search volume, CPC and competition data for AI agents	API for sending handwritten letters through AI agents and assistants
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	DE
Pricing model	Not given	Not given
Pricing	Free: 20 lookups per day without a key, or 500 lookups per month with a free email registration. Unlimited: $4.99 per month, cancel anytime.	Not given
Key features	Search volume lookup for 50+ countries Cost per click (CPC) in USD Competition scoring from 0 to 1 Bulk lookups up to 25 keywords per call MCP server integration Bearer token API authentication Related queries data Cached data reduces costs	Agent policy configuration with send limits and approval settings Relationship management with contact details restricted from API Moment tracking for birthdays and anniversaries Letter quote and pricing with customizable upgrades Real-time send tracking with multiple status states Address request generation with privacy protection Webhook event system with signature verification OAuth support for custom connectors like Claude
What makes it different	Built specifically for AI agents with plain-text docs and MCP support Agents can register API keys themselves without human intervention 20 free lookups daily with zero sign-up friction Multiple reliable data sources with consistent response format	Same API primitives used in the app itself Hands-on compliance with frequency limits and approval workflows Model Context Protocol integration for AI assistants Hosted MCP server with no installation required
Community votes	0	0
DR (Domain Rating by Ahrefs)	42 +1 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	3	0
Citation Flow (Majestic)	27	0
Referring domains (Majestic)	53	0

3 details filled in for both companies.

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