Ark vs Open Claw Directory
Last updated: February 28, 2026
Visual Comparison
Ark

Open Claw Directory

Overview
About Ark
Ark is the email API built for AI-first developers. Native MCP server with 26 tools lets Claude, Cursor, Windsurf, and Claude Code send emails through natural language — no wrapper code needed. AI-readable docs cut token usage by 10x.
Integrates seamlessly with your stack: Supabase edge functions, n8n workflows, Vercel serverless, or any automation pipeline. SDKs for Python, Node.js, Ruby, and Go. Full SMTP relay for self-hosted tools like Listmonk, Coolify, and Metabase.
99.9% deliverability. Sub-second delivery. Automatic SPF, DKIM, and DMARC. Real-time webhooks for delivery, opens, clicks, and bounces.
Simple pricing: $0.50 per 1,000 emails. No tiers, no enterprise sales calls. Start free with $5 in credits.
Built for developers who ship with AI, automate with code, and don't want to think about email infrastructure.
About Open Claw Directory
Open Claw Directory is a vibrant, community-driven platform dedicated to the OpenClaw AI assistant ecosystem. It acts as a centralized hub where users can discover a rich array of skills, plugins, and job opportunities tailored to OpenClaw, an innovative open-source AI agent that can run locally and integrates seamlessly with various messaging platforms. This directory not only showcases popular extensions and new contributions but also categorizes skills to facilitate easy navigation. Developers and community contributors are empowered to share their tools and job listings, fostering collaboration and innovation within the OpenClaw community. With thousands of skills and plugins available, users are equipped to enhance their AI assistant experience, whether for personal projects or professional applications.