Skip to main content

Developer APIs Startups

Updated October 2026

Companies in the developer apis sector developing innovative solutions and technologies.

Explore 519 recently funded developer apis companies with verified founder contact information and fundraising data.

Total Companies
519
Total Funding
$459.5M
Avg Funding
$18.4M
Global Reach
9
countries

Top Cities for Developer APIs

San Francisco
Brisbane
Warrington
London
Vilnius
Berlin

Recently Funded Companies

Export
San Francisco, United States

Glide Identity provides SIM-based cryptographic authentication and verification systems using telecom network APIs.

$20.0M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Kernel is a developer platform that provides Crazy Fast Browser Infrastructure for AI agents to use the internet.

$16.0M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

Brisbane, Australia

Accelerate software delivery with repeatable deployments.

$29.9M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

Warrington, United Kingdom

Supermemory is an open-source AI platform that enables users to organize, search, and understand all the saved content on the internet.

$3.0M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Deliver compliant production-like data to testing and development teams for any scenario

$20.0M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Vilnius, Lithuania

Kashimi is an open banking infrastructure platform offering secure access to 1,000+ banks through a single API.

$1.4M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Recall.ai provides unified APIs and SDKs to capture, transcribe, and analyze recordings and meetings.

$38.0M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

E2B develops a cloud infrastructure tailored for AI agents and applications.

$21.0M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Berlin, Germany

Credibur is a fintech startup that offers software and services for managing the full credit lifecycle.

$2.2M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Lewes, United States

Prifina is building a personal data platform for personal AI twins where individual user's data is private-by-default.

$500K raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Stockholm, Sweden

Task completion API for AI

$3.0M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

New York, United States

Certify is an API-driven platform automating all stages of provider network management: licensing, enrollment, credentialing, monitoring.

$40.0M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Berlin, Germany

Build climate intelligent solutions powered by smart data

$11.6M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Miami, United States

Payabli is a payments infrastructure and monetization platform that helps software companies integrate payments into their business models.

$28.0M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Singapore, Singapore

Decentro is an API banking platform that provides modular APIs and SDKs for integrating financial products

$3.5M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

RevenueCat is a subscription management platform for apps that monetize through in-app purchases.

$50.0M raised
May 2025

Founder Contacts

41,000+ verified contacts

Denver, United States

StackHawk is an API and application security testing platform that enables detection and resolution of application vulnerabilities.

$12.0M raised
May 2025

Founder Contacts

41,000+ verified contacts

Lille, France

Gravitee is an API management platform that provides tools for API design, access, management, deployment, and security.

$60.0M raised
May 2025

Founder Contacts

41,000+ verified contacts

Madrid, Spain

API that provides standardised, real-time access to any type of financial asset held by any entity.

$1.1M raised
May 2025

Founder Contacts

41,000+ verified contacts

Nottingham, United Kingdom

Scheduling technology for high performance teams

$20.0M raised
May 2025

Founder Contacts

41,000+ verified contacts

London, United Kingdom

StackOne is an integration platform that connects SaaS products through APIs.

$20.0M raised
May 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

The open source auth infrastructure for B2B SaaS

$3.3M raised
May 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Reducto is an AI-driven API that specializes in converting unstructured documents like PDFs and images into structured data.

$24.5M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

New York, United States

Bloom Credit helps companies launch valuable lending products, report consumers' payments, and create innovative credit experiences.

$10.5M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Salsa offers a payroll infrastructure platform that allows businesses to lauch embedded payroll products quickly and efficiently.

$20.0M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Showing 251 to 275 of 519 companies

About the Developer APIs Startup Ecosystem

The developer apis sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.

Funding Trends in Developer APIs

Developer APIs companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.

Growth Outlook

The developer apis sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.

Developer APIs Funding Breakdown

Here is how funding is distributed among the 519 developer apis companies tracked in the VCBacked database.

Average Funding
$18.4M
Total Funding Tracked
$459.5M
Countries Represented
9

Distribution by Funding Stage

Other25 companies

Top Cities for Developer APIs

1.San Francisco
8 companies$192.8M
2.London
2 companies$40.0M
3.Berlin
2 companies$13.8M
4.New York
2 companies$50.5M
5.Brisbane
1 companies$29.9M

Related Industries

Companies in the developer apis sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.

Ready to Connect with Developer APIs Startups?

Perfect for: B2B sales teams targeting developer apis companies, investors exploring sector opportunities, and service providers looking for funded companies ready to scale.

Get Started - Access Contact Information

Join thousands of sales teams, investors, and service providers using VCBacked

519 Developer APIs Startups (2026) — Recently Funded — Page 11 | VCBacked