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Top Developer APIs Companies

9 Developer APIs companies, sorted by total funding raised.

9

Companies

$2.4B

Combined Funding

Series B

Top Stage

Indexed tracks 9 Developer APIs companies that have collectively raised $2.4B in documented funding. The most-funded developer apis companies tracked include Scale AI and Algolia. Series B is the most common funding stage among developer apis companies in this dataset.

Scale AI

Data-centric infrastructure to accelerate the development of AI

San Francisco, United States201–500Artificial Intelligence, Data & Analytics
Series G+·$1.6B·Jun 2025
Algolia

A developer-friendly and enterprise-grade search API.

San Francisco, United States501–1000Developer Tools, SaaS
Series D·$332.8M·Jul 2021
StytchAcquired

API-first authentication platform providing passwordless and identity tools to developers and ent...

San Francisco, United States51–200Cybersecurity, Developer Tools
Venture Round·$138.3M·Feb 2023
Lob

Lob is the only automation platform that transforms direct mail into…

San Francisco, United States51–200Automation, Developer APIs
Series C·$99.4M·Feb 2021
Dune Analytics

Onchain data platform enabling analysts, developers, and enterprises to query, visualize, and str...

Oslo, Norway51–200Crypto & Web3, Data & Analytics
Series B·$79.4M·Feb 2022
OXIO

AWS for wireless connectivity to enable enterprises to own and build new connectivity experiences

San Francisco, United States51–200Retail, Developer APIs
Series B·$71.9M·Mar 2022
Courier

The fastest way for developers to build notifications for their app.

San Francisco, United States11–50Developer Tools, App Development
Series B·$47.4M·Jun 2022
Paragon

The embedded integration platform for SaaS apps.

Los Angeles, United States11–50Developer Tools, SaaS
Venture Round·$21.0M·Oct 2024
Teller

Banking APIs for developers Web Development Developer APIs FinTech

London, United Kingdom1–10Developer APIs, Fintech
Seed·$4.0M·Jan 2020

Frequently Asked Questions

How many Developer APIs companies are tracked on Indexed?

Indexed tracks 9 Developer APIs companies, sorted by total funding raised.

How much funding have Developer APIs companies raised in total?

The Developer APIs companies tracked by Indexed have collectively raised $2.4B in documented funding.

What are the top-funded Developer APIs companies?

The most-funded Developer APIs companies tracked include Scale AI, Algolia, Stytch.

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