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Top 10 API Marketplaces SaaS Companies With $1M–$5M Revenue (September 2026)

As of September 2026, Latka tracks 10 API marketplaces SaaS companies with $1M–$5M in annual revenue. They have combined revenues of $15.7M and employ 157 people. They have raised $4.5M and serve 75 customers combined.

Every company below sells API marketplaces software to other businesses and is ranked by its most recent annual revenue. Revenue, funding, headcount and customer figures come from CEO interviews on the Latka podcast, public company filings, and Latka estimates where a company has not disclosed a number.

What API Marketplaces SaaS Companies do

API marketplaces are platforms that facilitate the discovery, purchasing, and management of application programming interfaces (APIs). These marketplaces serve as central hubs where developers can publish their APIs and users can access a variety of APIs to build applications, enabling seamless integrations and enhancing functionality. The primary use cases include enabling businesses to monetize their APIs, fostering collaboration between developers, and accelerating product development through the reuse of existing APIs. Typically, an API marketplace features capabilities such as searchable API catalogs, user management, documentation, and analytics to track usage and performance. It also supports various pricing models, including pay-per-use, subscriptions, or freemium options. Common user personas for API marketplaces include software developers, IT teams, product managers, and business analysts, who seek to leverage APIs to enhance application capabilities, streamline workflows, or integrate external services.

Companies
10
Revenue
$15.7M
Funding
$4.5M
Employees
157

Filters

Sorting: Highest -> Lowest

Filters

Top API Marketplaces SaaS Companies With $1M–$5M Revenue

Showing 10 of 10 companies ranked by annual revenue.

1Crustdata logo
Crustdata

United States

Real-time B2B data via simple APIs

Revenue
$2.4M
Year founded
2023
Team size
22
Growth
101.67%
2Integry logo
Integry

Walnut, California, United States

Provider of a SaaS based integration platform intended to provide application creators their own integrations marketplace with pre-boarded partners. The company's platform uses a Slack application directory and keeps track of a consistent user experience, enabling developers to develop and design friction free applications easily.

Revenue
$2M
Year founded
2017
Funding
$3.5M
Team size
25
3Zyla Labs logo
Zyla Labs

United States

Discover, Connect And Manage APIs. We Are User-Friendly Public Hub Where API Providers Can Publish APIs For Developers And Partners To Consume. Allows software developers to build the next big thing much easier and faster.

Revenue
$1.9M
Year founded
2020
Team size
17
4FedML logo
FedML

Palo Alto, California, United States

FedML is a privately-held developer of an open-source community and an enterprise platform for decentralized and collaborative AI, and a web 3 AI marketplace. It provides an open-source MLOps platform for research, enabling developers and enterprises to build, deploy, and monetize their large language models easily and economically.

Revenue
$1.8M
Year founded
2022
Team size
25
5Yappes logo
Yappes

Mysuru, Karnataka, India

Yappes - Simplifies APIs. Yappes is the next-generation unified API platform to manage the end-to-end lifecycle of APIs and is critical for the API ecosystem of digital enterprises or those embarking on digital transformation using API first strategy. It enables the systematic management of the entire API lifecycle from design/build/create to deprecation/versioning/retiring of APIs. It is robust, reliable, secure, and scalable. Yappes is built with industry standard, controls, and governance and enables enterprises to benefit from efficiencies in dev ops, revenue outreach through the distribution of APIs, innovation and collaboration through partners, and customer-centricity through ease of use and customized products, which are some of the pressing issues in most of the sectors. A no-code/low code platform designed with the developers and management in mind. It comes ready with a Developer Engine, Internal/External Marketplace for APIs, API Gateway, Management Analytics of APIs, Monitoring of APIs and provides the best security and easy to use dashboard and console to view and manage the API ecosystem. Yappes helps Enterprises to deploy their API strategy in an integrated manner facilitating faster go-to-market and increased visibility of the APIs across organizations. Yappes has been successfully validated by several large enterprises within the banking, fintech, logistics, and travel sectors. Yappes is your go-to comprehensive platform simplifying API led digital transformation

Revenue
$1.5M
Year founded
2016
Team size
14
6Quiltt logo
Quiltt

United States

We enable financial innovators to access the best account aggregation and transaction enrichment providers through one lightweight integration and one simple contract. Our mission is to unlock the next wave of fintech innovation by removing technical and commercial barriers to build with financial data. Quiltt is backed by investors including Greycroft, Newark Venture Partners, Motivate Ventures and Abstraction Capital.

Revenue
$1.3M
Team size
12
7Apideck logo
Apideck

Antwerp, Oost-vlaanderen, Belgium

Belgian platform for managing and automating API workflows.

Revenue
$1.3M
Customers
75
Year founded
2020
Funding
$1M
Team size
13
Growth
100%
8NOWNodes logo
NOWNodes

Tallinn, Harju maakond, Estonia

Connect with the blockchain in less than a second! We're NOWNodes - the biggest Web3 tool in the industry that provides access to 90+ blockchain networks for RPC, block explorer and websocket requests. One API key - the whole metaverse 🔑 Support - http://t.me/nownodes 📮

Revenue
$1.2M
Year founded
2019
Team size
11
9Nango logo
Nango

San Francisco, California, United States

A single API for all your integrations

Revenue
$1.2M
Year founded
2022
Team size
8
10TURBO logo
TURBO

United States

Turbo is a next-gen 2D game engine and marketplace designed to empower indie developers. We're building a low-friction development environment with features like AI-assisted development, instant updates, and built-in web3 APIs. Let's disrupt the industry by making game development quicker, more efficient, and less costly.

Revenue
$1.1M
Year founded
2023
Team size
10

Frequently asked questions about API Marketplaces SaaS Companies With $1M–$5M Revenue

How many API marketplaces SaaS companies with $1M–$5M in annual revenue are there?

Latka tracks 10 API marketplaces SaaS companies with $1M–$5M in annual revenue. Together they generate $15.7M in annual revenue and employ 157 people.

Which API marketplaces SaaS company with $1M–$5M in annual revenue is the largest?

Crustdata is the largest, with $2.4M in annual revenue, founded in 2023.

How much revenue does a typical API marketplaces SaaS company with $1M–$5M in annual revenue make?

The average API marketplaces SaaS company in this list makes $1.6M a year, across 10 companies with reported revenue. They serve 75 customers combined.

Who are the leading API Marketplaces vendors with $1M–$5M in annual revenue?

Ranked by annual revenue, the leaders are Crustdata, Integry, Zyla Labs, FedML and Yappes.

How much funding have API marketplaces SaaS companies with $1M–$5M in annual revenue raised?

The 10 API marketplaces SaaS companies with $1M–$5M in annual revenue tracked here have raised $4.5M in disclosed funding between them.

Related Development Software categories

Inclusion Criteria

- Must provide a platform for the publication and discovery of APIs - Should enable API management features such as analytics and documentation - Must support various monetization strategies for API providers - Should allow for seamless integration and access to external APIs - Must cater to developers and other technical roles as primary users - Not just a repository; must facilitate API transactions and interactions