Best API Marketplaces for ChatGPT

Find and compare the best API Marketplaces for ChatGPT in 2026

Use the comparison tool below to compare the top API Marketplaces for ChatGPT on the market. You can filter results by user reviews, pricing, features, platform, region, support options, integrations, and more.

  • 1
    Zapier Reviews
    Top Pick

    Zapier

    Zapier

    $19.99 per month
    22 Ratings
    Zapier is a comprehensive AI automation platform that helps organizations transform how work gets done. It allows teams to connect AI tools with everyday apps to automate workflows end to end. Zapier supports AI workflows, custom agents, chatbots, forms, and data tables in one unified system. With over 8,000 integrations, it eliminates manual handoffs between tools and teams. Built-in AI assistance helps users design automations quickly without technical complexity. Zapier enables teams to deploy AI agents that work continuously, even outside business hours. The platform offers full visibility into automation activity with audit logs and analytics. Enterprise-grade security and compliance ensure safe AI adoption at scale. Zapier is used across departments including marketing, sales, IT, and operations. It helps teams save time, reduce costs, and scale productivity with confidence.
  • 2
    Cyclr Reviews

    Cyclr

    Cyclr

    $1599 per month
    Cyclr is an embedded integration toolkit (embedded iPaaS) for creating, managing and publishing white-labelled integrations directly into your SaaS application. With a low-code, visual integration builder and a fully featured unified API for developers, all teams can impact integration creation and delivery. Flexible deployment methods include an in-app Embedded integration marketplace, where you can push your new integrations live, for your users to self serve, in minutes. Cyclr's fully multi-tenanted architecture helps you scale your integrations with security fully built in - you can even opt for Private deployments (managed or in your infrastructure). Accelerate your AI strategy by Creating and publishing your own MCP Servers too, so you can make your SaaS usable inside LLMs. We help take the hassle out of delivering your users' integration needs.
  • 3
    Blobr Reviews

    Blobr

    Blobr

    $99 per month
    Tailor it to align with your brand while ensuring that all essential features are included for seamless API integration. Facilitate a quick and customized onboarding journey, guiding users from initial discovery through to full integration. Monitor user behavior on your portal alongside real-time API usage analytics. Incorporate live testing capabilities, integrated API key management, and ready-to-use code snippets. Implement a system for sending emails, alerts, and updates based on API utilization patterns. Select an appropriate monetization strategy and experiment with various pricing models. Aim for the quickest transition to the first API call while providing a personalized user experience. Continuously enhance your developer portal and adapt your pricing structures to support business growth. Regularly gathering user feedback can also help refine these offerings for an even better experience.
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