LinkupAPI vs TickerLayer

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

LinkupAPI compared with TickerLayer
Detail	LinkupAPI	TickerLayer
What it does	Connect your users' LinkedIn, email, WhatsApp and iMessage accounts to send messages at scale and get every reply back through one API	Real-time market data API for developers with REST and WebSocket access across multiple asset classes
Stage	Not given	Startup
Founded	Not given	2025
Based in	FR	Not given
Pricing model	Paid	Freemium
Pricing	$55/month for up to 10 connected accounts, $5.50 per account for 11–50 accounts, $5.00 per account for 51–200 accounts, $4.50 per account for 201–640 accounts, $3,000/month flat for unlimited accounts. Dedicated iMessage lines $199/month per line. Unlimited usage on all channels; no per-call fees.	Free: 3,000 REST requests every 30 days, no WebSocket. Individual: from $49/month with 250K calls per month. Business: from $449/month with 25M calls per month. Enterprise: custom pricing.
Key features	LinkedIn messaging, invitations, Sales Navigator InMails, posts and engagement Email outreach from Gmail, Outlook and SMTP with email finder and verification WhatsApp messaging with text, files and voice notes Dedicated iMessage lines with US and UK numbers Real-time webhook delivery of replies and bounces MCP server for Claude, ChatGPT and Gemini integration Device signature binding for account security No-code integration via Make, n8n and Zapier Account health monitoring with real-time alerts	REST API with consistent endpoints and response formats WebSocket streaming for live market data Support for multiple asset classes: stocks, forex, crypto, indices, ETFs, commodities, perpetuals, and futures CFDs Symbol discovery endpoints for each asset class Historical OHLCV data MCP server for AI agent integration 150K+ instruments across aggregation layer 20 live stock markets Pay-per-call access for AI applications
What makes it different	Unified API for four channels with the same request format across LinkedIn, email, WhatsApp and iMessage Account safety prioritized with dedicated infrastructure and real-time monitoring rather than blind limits Price capped at $3,000/month regardless of scale after 640 connected accounts GDPR and CCPA compliant with EU-hosted data and Google-verified security	Single unified API key and schema across all asset classes eliminates integration overhead Built for AI agents from day one with MCP server and connector support Transparent about data sourcing as derived and indicative, not exchange-sourced Consistent timestamps and quality validation across all data feeds Fast integration time from hours to minutes compared to traditional market data
Community votes	0	0
DR (Domain Rating by Ahrefs)	42 +1 (up) since last check	36 no change since last check
Trust Flow (Majestic)	4	8
Citation Flow (Majestic)	31	31
Referring domains (Majestic)	77	80

5 details filled in for both companies.

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