Best API Platforms for Medium-Sized Businesses

How Many API Platforms Products Does G2 Track?

Total Products under this Category: 63

Category Stats (Nov 2026)

  • Average Rating: 4.49/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: WSO2 API Platform (+0.16%) - Among all products in this category, WSO2 API Platform recorded the largest rating increase compared to last month

Last updated: November 01, 2026

How Does G2 Rank API Platforms Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 5,600+ Authentic Reviews
  • 63+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for API Platforms

G2 Grid® for API Platforms plotting products by satisfaction and market presence

Highlighted products: Postman, MuleSoft Anypoint Platform, Kong Konnect, Boomi, Apidog, Lobster Data Platform, and Tyk.

Underlying data: [Grid® JSON](https://www.g2.com/categories/api-platforms/grids.json?focus%5B%5D=postman&focus%5B%5D=mulesoft-anypoint-platform&focus%5B%5D=kong-inc-kong-konnect&focus%5B%5D=boomi&focus%5B%5D=apidog&focus%5B%5D=lobster-data-platform&focus%5B%5D=tyk&segment=mid-market)

Postman

Postman is the world’s leading API platform, used by more than 40 million developers and 500,000 organizations to build, test, and manage APIs at scale. With Postman, teams collaborate efficiently across the entire API lifecycle, including design, development, testing, security, documentation, and governance. The platform helps ensure consistency, quality, and enterprise-grade control. Postman also offers Agent Mode (beta), built on AWS Bedrock and trained with AWS SageMaker. Agent Mode enables developers to use natural language to debug requests, organize collections, document APIs, and automate workflows without switching tools or writing custom scripts.

Average Rating: 4.6/5.0

Total Reviews: 1,757

Who Is the Company Behind Postman?

  • Seller: Postman
  • Year Founded: 2014
  • HQ Location: San Francisco, CA
  • LinkedIn® Page: www.linkedin.com
    3,580 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Software Developer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 39% Medium, 35% Small

What Do G2 Reviewers Say About Postman?

AI-generated summary from verified user reviews

Pros
  • Users find Postman very easy to use, simplifying API testing and enhancing collaboration with a user-friendly interface.
  • Users find Postman to make API testing simple and efficient, enhancing collaboration and organization for teams.
  • Users appreciate the simplicity and efficiency of Postman for seamless API testing and collaboration within teams.
  • Users value the simplicity and efficiency of Postman for quick and organized API testing, enhancing teamwork and productivity.
  • Users find Postman to greatly enhance testing efficiency, streamlining API testing and promoting effective collaboration.
Cons
  • Users experience slow performance with Postman, particularly when managing multiple requests and collections.
  • Users experience performance issues with Postman, particularly slowdowns when handling large collections and multiple requests.
  • Users experience slow loading issues with Postman, especially when managing multiple requests and large collections.
  • Users experience resource limitations with Postman, noting high CPU/RAM usage and slow performance with large collections.
  • Users often find Postman has limited features in the free version, restricting their ability to fully utilize the tool.

What Are Recent G2 Reviews of Postman?

What Are G2 Users Discussing About Postman?

MuleSoft Anypoint Platform

MuleSoft Anypoint Platform is the industry-leading integration and governance solution designed to connect any application, API, and AI agent across hybrid and multi-cloud environments. For nearly two decades, we have served as the integration backbone for the world’s most complex enterprises. Today, we are extending to the AI era. We allow organizations to move beyond AI sprawl into a unified architecture where legacy systems, modern APIs, and autonomous agents interact securely on a single, trusted foundation. Key capabilities and components include: Hybrid integration and connectivity, utilizing a library of hundreds of pre-built connectors and support for new AI protocols like MCP and A2A to provide AI agents with the tools they need to access and act within legacy ERPs, CRMs, and on-premise databases. MuleSoft Agent Fabric: Unified API and agent governance, applying the same rigorous security policies, cost controls, and traffic enforcement to AI models and agents that organizations already trust for their global API ecosystems through a single, federated control plane. Fabric also includes agent visibility and registry, offering a single source of truth to discover and observe any cross-ecosystem agent, ensuring complete transparency and the elimination of shadow AI. MuleSoft Vibes: Natural language design and management, providing a revamped experience where teams can use native natural language prompts to scaffold integrations, manage lifecycles, and stay ahead of technical sprawl using the AI tools they already prefer. Trusted runtime and compliance, delivering a fully managed, hybrid, or on-prem foundation that has been proven at scale for years, ensuring that every interaction is backed by enterprise-grade monitoring and human-in-the-loop security. Overall, MuleSoft Anypoint Platform is the enterprise platform for organizations seeking to bring visibility, trust, and orchestration to their APIs and AI agents.

Average Rating: 4.4/5.0

Total Reviews: 775

Who Is the Company Behind MuleSoft Anypoint Platform?

  • Seller: Salesforce
  • Company Website:
  • Year Founded: 1999
  • HQ Location: San Francisco, CA
  • LinkedIn® Page: www.linkedin.com
    89,711 employees on LinkedIn®
  • Ownership: NYSE:CRM

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 54% Large, 31% Medium

What Do G2 Reviewers Say About MuleSoft Anypoint Platform?

AI-generated summary from verified user reviews

Pros
  • Users find MuleSoft Anypoint Platform's ease of use remarkable, making integration and setup quick and intuitive.
  • Users appreciate the immense integration capabilities of MuleSoft Anypoint Platform, simplifying connections without extensive coding skills.
  • Users appreciate the easy integrations offered by MuleSoft Anypoint Platform, simplifying connections without the need for extensive coding.
  • Users praise the extensive connectors and intuitive UI of MuleSoft Anypoint Platform for seamless, efficient integrations.
  • Users admire the solid API management of MuleSoft Anypoint Platform, facilitating seamless integration with minimal coding required.
Cons
  • Users find the steep learning curve of MuleSoft Anypoint Platform discouraging for those lacking integration experience.
  • Users find the cost of MuleSoft Anypoint Platform to be quite high, limiting accessibility for smaller companies.
  • Users find the steep learning curve of MuleSoft challenging, especially for those lacking integration experience.
  • Users face a steep learning curve with MuleSoft, making it challenging for those without integration experience.
  • Users find the API limitations of MuleSoft Anypoint Platform restrictive, wishing for increased capacity and improved features.

What Are Recent G2 Reviews of MuleSoft Anypoint Platform?

What Are G2 Users Discussing About MuleSoft Anypoint Platform?

Kong Konnect

Kong is an AI and API connectivity platform designed to help platform engineering teams, DevOps organizations, and enterprise architects deploy, secure, observe, and govern API traffic across cloud, on-premises, and hybrid environments. Built on open-source foundations, Kong facilitates the management of the entire lifecycle of APIs and AI traffic at scale, encompassing everything from development and deployment to runtime policy enforcement and observability. Targeted primarily at mid-market and enterprise organizations with complex distributed architectures, Kong is particularly beneficial for those utilizing microservices, multi-cloud deployments, and AI-powered applications. The platform caters to a diverse audience, including platform engineers, API program managers, security architects, and development teams that require consistent and governed API access across both internal and external systems. By addressing the challenges of API sprawl, inconsistent security enforcement, and observability gaps, Kong provides a robust solution for organizations navigating the complexities of modern infrastructure. Kong's capabilities are extensive and designed to tackle several recurring infrastructure challenges. The platform's API Gateway and Lifecycle Management features enable efficient routing, load balancing, authentication, authorization, rate limiting, and transformation for various API types, including REST, GraphQL, gRPC, and event-based APIs. Additionally, with the rise of generative AI, Kong has developed an AI Gateway specifically for managing traffic to large language models (LLMs) and AI agents. This includes functionalities such as prompt and response management, semantic caching, and token-based rate limiting, ensuring that organizations can effectively govern their AI workloads. Another significant feature of Kong is its Service Mesh, which provides east-west traffic management between services within a cluster or across clusters. This includes support for mutual TLS (mTLS), traffic policies, and observability at the service level, enhancing security and monitoring capabilities. The Konnect SaaS Control Plane further streamlines the management of Kong deployments globally, offering centralized analytics, developer portal capabilities, and API catalog management. Kong's extensibility is another key differentiator, featuring a plugin architecture with over 100 pre-built integrations that cover a wide range of functionalities, including logging, authentication providers, observability backends, and AI providers. Available as open-source software, an enterprise distribution, or a fully managed SaaS offering, Kong integrates seamlessly with Kubernetes and supports deployment on major cloud platforms such as AWS, Azure, and GCP. This flexibility allows organizations to leverage Kong across heterogeneous environments without necessitating a complete infrastructure overhaul.

Average Rating: 4.4/5.0

Total Reviews: 355

Who Is the Company Behind Kong Konnect?

  • Seller: Kong Inc
  • Company Website:
  • Year Founded: 2017
  • HQ Location: San Francisco, CA
  • LinkedIn® Page: www.linkedin.com
    1,044 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 42% Medium, 31% Small

What Do G2 Reviewers Say About Kong Konnect?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Kong Konnect, facilitating efficient management of APIs across environments.
  • Users value the centralized control plane of Kong Konnect, enhancing efficiency and simplifying API management across environments.
  • Users appreciate the robust security and traffic control offered by Kong Konnect, ensuring peace of mind while managing APIs.
  • Users value the scalability of Kong Konnect, enabling efficient management of APIs across multiple environments effortlessly.
  • Users value the ease of management and setup with Kong Konnect, enhancing API oversight and operational efficiency.
Cons
  • Users find the poor documentation of Kong Konnect confusing, hindering new members' easy adoption and setup.
  • Users find the missing features in Kong Konnect limiting, particularly with the open-source version's advanced functionalities behind a paywall.
  • Users often find the onboarding experience daunting, necessitating better documentation and structured learning paths for new members.
  • Users find the limited features of Kong Konnect, especially in the open source version, frustrating and inadequate.
  • New users may face learning difficulties with Kong Konnect, as onboarding can be overwhelming and documentation lacking.

What Are Recent G2 Reviews of Kong Konnect?

What Are G2 Users Discussing About Kong Konnect?

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Boomi

Boomi, the data activation company for AI, powers the agentic enterprise by bringing data to life across the business. The Boomi Enterprise Platform is the active data foundation that delivers essential agentic infrastructure to drive agentic transformation. By unifying agent design and governance, API and MCP management, integration and automation, and data management into a single platform, Boomi enables organizations to harness the power of AI with secure, scalable connectivity. Trusted by over 30,000 customers and supported by a network of 800+ partners, Boomi helps organizations of all sizes achieve agility, efficiency, and innovation at scale.

Average Rating: 4.4/5.0

Total Reviews: 461

Who Is the Company Behind Boomi?

  • Seller: Boomi
  • Company Website:
  • Year Founded: 2000
  • HQ Location: Conshohocken, PA
  • LinkedIn® Page: www.linkedin.com
    3,071 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 45% Large, 38% Medium

What Do G2 Reviewers Say About Boomi?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Boomi, benefiting from AI-powered features that streamline integration and design.
  • Users value the powerful integrations of Boomi, enabling seamless connectivity with various tools and cloud providers.
  • Users value the easy integrations Boomi offers, connecting multiple systems and streamlining data exchange effortlessly.
  • Users appreciate Boomi's AI-powered assistants that enhance efficiency with smart suggestions and improved integration capabilities.
  • Users value the powerful integration capabilities of Boomi, enhancing connectivity across various applications and systems.
Cons
  • Users find Boomi's complexity challenging, with a steep learning curve and need for simplified navigation and better documentation.
  • Users face integration issues with Boomi, particularly due to complex configurations and limited pre-built connectors.
  • Users find the learning curve challenging initially, particularly when navigating complex scenarios in Boomi.
  • Users find Boomi's interface and functionalities to be difficult to learn, especially for complex scenarios and configurations.
  • Users note missing features in Boomi, highlighting the need for more connectors and improved user guidance.

What Are Recent G2 Reviews of Boomi?

What Are G2 Users Discussing About Boomi?

Apidog

Apidog Inc. is a US development platform company founded in 2022. The company operates internationally, serving clients ranging from small teams to enterprise-level organizations with flexible pricing based on team size. Apidog offers an integrated platform that combines API design, debugging, testing, documentation, and mocking in a single interface. Key features include visual OpenAPI design tools, automated testing with CI/CD integration, professional documentation generation, smart mock servers, and multi-protocol support—all working seamlessly together with branch-based development capabilities. Apidog solves the challenge of fragmented API development by replacing multiple specialized tools with one cohesive platform, eliminating inefficient context switching between applications. By implementing a true API Design-first approach, the platform ensures a single source of truth throughout development, accelerating development cycles while improving collaboration, quality, and time-to-market for API deliveries.

Average Rating: 4.8/5.0

Total Reviews: 233

Who Is the Company Behind Apidog?

  • Seller: Apidog
  • Company Website:
  • Year Founded: 2023
  • HQ Location: Middletown, US
  • LinkedIn® Page: www.linkedin.com
    6 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 50% Small, 29% Medium

What Do G2 Reviewers Say About Apidog?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Apidog, finding it indispensable for streamlined design and testing workflows.
  • Users value the all-in-one toolkit of Apidog, unifying design, testing, and documentation seamlessly for development.
  • Users commend Apidog for its abundance of features, excellent UI, and user-friendly environment management capabilities.
  • Users praise the API integration in Apidog, which enhances documentation, testing, and collaboration seamlessly.
  • Users love the great user interface of Apidog, finding it efficient and easy to work with.
Cons
  • Users face API limitations with Apidog, needing manual translation and facing performance issues during startup.
  • Users find the learning curve challenging, particularly newcomers struggling with testing features and initial setup.
  • Users find the learning difficulty with Apidog to be challenging, especially for deeper features and integrations.
  • Users find the poor UI of Apidog makes navigation difficult, especially when accessing features and managing projects.
  • Users find the limited customization of Apidog restricting, especially with offline accessibility and menu usability issues.

What Are Recent G2 Reviews of Apidog?

Lobster Data Platform

Lobster is a data integration platform for complex, multi-party supply chains. It connects suppliers, partners and systems across EDI, APIs, legacy databases and cloud apps in one place, with 90+ pre-built connectors, 2000+ customers and 20 years of supply chain expertise behind it. Lobster gives teams control over how data flows across their supply chain, so they can build, customise and maintain integrations themselves. Teams can also see, enrich and act on data as it moves across systems and partners, using workflows, exception handling and human input where needed. Purpose-built for logistics, manufacturing and retail, Lobster helps organisations reduce integration complexity, respond faster when requirements change, and keep their supply chain data flowing as operations evolve.

Average Rating: 4.6/5.0

Total Reviews: 106

Who Is the Company Behind Lobster Data Platform?

  • Seller: Lobster Data GmbH
  • Company Website:
  • Year Founded: 2002
  • HQ Location: Tutzing, Germany
  • LinkedIn® Page: www.linkedin.com
    333 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Logistics and Supply Chain, Transportation/Trucking/Railroad
  • Company Size: 61% Medium, 26% Large

What Do G2 Reviewers Say About Lobster Data Platform?

AI-generated summary from verified user reviews

Pros
  • Users praise the ease of use of Lobster Data Platform, enabling quick and efficient data management and development.
  • Users praise the effective customer support of Lobster Data Platform, providing clear solutions and guidance when needed.
  • Users appreciate the user-friendly interface and effective support of Lobster Data Platform, ensuring smooth operations and solutions.
  • Users value the robust integrations of Lobster Data Platform, enabling efficient connections with a user-friendly approach.
  • Users appreciate the friendly user interface of Lobster Data Platform, enabling efficient integration and quick project realization.
Cons
  • Users find the complexity of Lobster Data Platform's pricing and troubleshooting to be a significant hurdle in usage.
  • Users face challenges with UX improvement in Lobster Data Platform due to unintuitive interfaces and inconsistent documentation.
  • Users find the missing features such as proper API management and standard interfaces frustrating for their experience.
  • Users find the poor documentation of Lobster Data Platform challenging, making troubleshooting and understanding functions difficult.
  • Users find the complex usability of Lobster Data Platform challenging, especially with numerous functions and problem-solving.

What Are Recent G2 Reviews of Lobster Data Platform?

Tyk

Tyk powers AI-connected enterprises as the only API management platform with native Model Context Protocol (MCP) support. Trusted by Fortune 500 companies who require secure, governed AI model connectivity at billion-transaction scale, with the infrastructure controls enterprise architects demand: full Infrastructure as Code automation, policy-as-code governance, and declarative configuration across every environment. Available as cloud, self-hosted, or hybrid solutions, Tyk fits wherever your architecture lives today and scales to wherever AI takes you next. Tyk API Gateway Tyk’s enterprise-ready API gateway is built for speed, security, and scale. Tyk handles authentication, rate limiting, analytics, and traffic management across REST, GraphQL, gRPC, SOAP, and async protocols, with no feature lockout. Deploy in the cloud, on-premises, or hybrid environments, and manage the full API lifecycle from a single control plane. Trusted by thousands of organisations worldwide, Tyk is consistently benchmarked as one of the fastest gateways on the market. Tyk MCP Gateway Tyk MCP Gateway sits in front of remote MCP servers and applies authentication, granular access control, per-tool rate limiting, and full observability to every request. The architecture is additive: MCP proxies are managed alongside APIs in the same Tyk dashboard, using the same policies, key management, and tooling. With capabilities like tool-level rate limiting and filtered discovery, enterprises can deploy AI agents at scale without sacrificing security, compliance, or operational control. Tyk AI Studio Tyk AI Studio is an open source solution for routing, governing, and securing all AI traffic across your organization. It provides a single control plane for LLMs, agents, MCP toolchains, and RAG workloads, enforcing policies, tracking costs, and maintaining compliance. Features include multi-vendor model routing, PII redaction, RBAC, prompt injection protection, and complete audit trails. Available as a Community Edition or Enterprise Edition, it keeps AI infrastructure from becoming a bottleneck as models and standards evolve.

Average Rating: 4.5/5.0

Total Reviews: 56

Who Is the Company Behind Tyk?

  • Seller: Tyk Technologies
  • Company Website:
  • Year Founded: 2015
  • HQ Location: London, England
  • LinkedIn® Page: www.linkedin.com
    138 employees on LinkedIn®
  • Ownership: TYO: 5363

Who Uses This Product?

  • Top Industries: Information Technology and Services, Banking
  • Company Size: 51% Medium, 26% Large

What Do G2 Reviewers Say About Tyk?

AI-generated summary from verified user reviews

Pros
  • Users value Tyk for its robust API management features, enhancing security, monitoring, and usage insights effectively.
  • Users appreciate Tyk's robust features for managing and securing APIs, enhancing monitoring and scaling capabilities effectively.
  • Users value Tyk's platform flexibility, enabling seamless integration and customization within their existing tech environments.
  • Users value Tyk for its robust API management features, enhancing security and monitoring capabilities significantly.
  • Users value the easy Kubernetes setup and customizable portal, enhancing their experience with Tyk's cloud services.
Cons
  • Users find the setup and configuration of Tyk to be quite complex, requiring extra time and resources for proper implementation.
  • Users find the setup complex, requiring extra time and resources for proper configuration and smoother onboarding.
  • Users find the difficult configuration of Tyk challenging, requiring extra time and resources for proper setup.
  • Users find the difficult setup of Tyk to be complex, requiring extra time and resources for proper configuration.
  • Users find the documentation lacking, but appreciate the quick support from the Tyk team for their queries.

What Are Recent G2 Reviews of Tyk?

Adam Crivello
AC
Researched and written by Adam Crivello
Updated