List of the Top 3 API Management Software for PubSub+ Platform in 2026

MuleSoft is an enterprise platform built to make AI agents, APIs, applications, data, and systems easier to connect, govern, secure, and orchestrate from one centralized control plane. It helps organizations move into the agentic era by giving IT teams the tools to manage AI-driven interactions without losing visibility or control. MuleSoft Agent Fabric enables companies to govern and coordinate AI agents across different platforms, supporting compliance, performance improvement, and stronger business value. MuleSoft Omni Gateway helps teams oversee every interaction between APIs, agents, models, and enterprise systems across multiple environments. The platform also includes Trusted Agent Identity, which helps agents securely act on behalf of users when interacting with downstream services. With MuleSoft Agent Scanners, organizations can discover AI agents across platforms such as Amazon Bedrock and Google Vertex AI, then register them in a governed system to reduce shadow AI. MuleSoft Agent Registry centralizes agents, tools, and digital assets, while Agent Broker supports complex process orchestration through defined rules and dynamic task routing. The platform also supports multi-agent collaboration, API governance, monitoring, partner management, intelligent document processing, and hundreds of prebuilt connectors. Development teams can build APIs, integrations, and automations using natural language, clicks, or code through tools such as MuleSoft Vibes, MuleSoft Your Way, and Anypoint Code Builder. MuleSoft also supports customer success through professional services, training, partners, documentation, tutorials, demos, and community resources. MuleSoft is built for organizations that want to accelerate AI adoption, modernize integration, improve governance, and confidently scale agentic workflows across the enterprise.

Boomi provides an enterprise-grade iPaaS solution that facilitates the seamless integration of applications, APIs, and data to accelerate digital transformation. The platform allows businesses to automate processes, manage data flows, and orchestrate AI agents at scale. Boomi’s flexible and secure ecosystem is designed to simplify complex integrations, improve operational efficiency, and ensure scalability. Trusted by thousands of global businesses, Boomi combines AI automation with robust API management to deliver powerful, real-time insights and capabilities for enterprises seeking to innovate and streamline their operations. Boomi Agentstudio is a cutting-edge platform that redefines AI agent management, enabling enterprises to efficiently design, deploy, and govern AI agents for various business applications. With a focus on scalability, compliance, and security, it integrates AI agents into business processes to enhance productivity. Boomi’s robust features, including real-time monitoring, governance tools, and an extensive marketplace, allow businesses to easily manage AI initiatives, automate workflows, and unlock significant operational benefits without compromising on ethics or security.

Amazon API Gateway is a fully managed service that streamlines the creation, publication, maintenance, monitoring, and security of APIs for developers, regardless of their scale. Acting as the "front door" to applications, APIs provide effortless access to data, business logic, or functionalities offered by backend services. With API Gateway, developers can create both RESTful and WebSocket APIs, enabling real-time two-way communication for various applications. It supports a wide range of workloads, including those that are containerized, serverless, and web-based. API Gateway skillfully handles the complexities of managing hundreds of thousands of simultaneous API requests, addressing essential tasks like traffic management, CORS support, authorization and access control, throttling, monitoring, and API versioning. Importantly, API Gateway does not require any minimum fees or upfront costs, as users only incur charges for the API requests processed and the amount of data transferred. Its tiered pricing model further enhances cost-efficiency as API usage scales up, making it a budget-friendly option for developers. This combination of flexibility, robust features, and effective management makes API Gateway an invaluable resource for improving application integration and overall performance. Consequently, it empowers developers to focus more on innovation while leaving the complexities of API management to the service itself.