3 AI agent integration platforms to consider in 2026
Blog post from Merge
Merge offers a comprehensive integration platform that enables AI agents to connect with third-party applications through API endpoints and MCP servers, utilizing products like Merge Agent Handler and Merge Unified. This platform provides extensive integration coverage, allowing connections to numerous API providers via a single API, and features pre-built MCP connectors for quick integration. It emphasizes integration observability with searchable logs, alerts, and audit trails, and offers enterprise-grade support, including post-sales assistance for managing integrations. Composio, another integration platform, provides SDKs for Python and TypeScript, and supports popular agent frameworks to streamline integration processes, though its security features are limited to higher pricing tiers. Arcade positions itself as an open-source marketplace with community-managed connectors, offering a broad selection of pre-built connectors and flexible hosting options, but lacks extensive security documentation and market validation through case studies.