Merge iconMerge

saas Freemium

Unified API platform providing 200+ B2B integrations across HRIS, ATS, CRM, accounting, and file storage for AI agents and SaaS products

200+ Integrations
6 API Categories
2020 Founded

Overview

Merge is a unified API platform that provides a single integration point to access 200+ B2B software applications across six major categories: HRIS, ATS (Applicant Tracking), CRM, Accounting, Ticketing, and File Storage. Instead of building and maintaining hundreds of individual API integrations, developers can use Merge's normalized data models to access customer data from platforms like Salesforce, Workday, QuickBooks, and more. The platform handles authentication, rate limiting, webhooks, and data normalization, making it ideal for AI agents and SaaS products requiring B2B data access.

The Verdict

Who Should Use Merge?

Best For

  • B2B SaaS companies needing customer data integrations
  • AI agents requiring HRIS, CRM, or accounting data access
  • Teams building employee-facing or customer-facing agents
  • Products requiring normalized data across multiple platforms
  • Startups wanting to ship integrations without engineering overhead

Not Ideal For

  • Consumer-facing applications (B2C focus)
  • Projects needing niche or specialized integrations
  • Teams requiring full control over API implementations

What's Great

  • 200+ enterprise integrations in one API
  • Normalized data models across platforms
  • Pre-built authentication and OAuth flows
  • Automatic webhook management
  • Handles rate limiting and retries
  • Strong focus on B2B use cases

Watch Out For

  • Pricing scales with number of linked accounts
  • Limited to specific B2B categories
  • Data normalization may not fit all use cases
  • Enterprise integrations require higher-tier plans

Pricing

View all features & details

Key Features

  • Unified API across 200+ platforms
  • Normalized data models
  • Pre-built OAuth authentication
  • Webhook management
  • Rate limiting and retries
  • Real-time sync capabilities

API Categories

  • HRIS (HR Information Systems)
  • ATS (Applicant Tracking)
  • CRM (Customer Relationship)
  • Accounting & Finance
  • Ticketing & Support
  • File Storage

How It Compares

Feature Merge Composio StackOne
Integrations 200+ B2B 1,000+ General 290+ B2B
Focus B2B Unified API Agent Tools B2B Data Access
Data Model Normalized Raw APIs Normalized
Pricing Freemium ($0-$400+) Freemium ($0-$99+) Freemium
Best For B2B SaaS Products Multi-tool Agents B2B Agent Actions

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