Fundraising Fox

API Startups

139 companies tagged API, with their investors and founders.

Decentro

Decentro provides APIs and SDKs that enable companies to connect with legacy financial institutions across India and APAC, replacing the fragmented integration process with a unified platform and sandbox environment. The service handles ongoing maintenance and updates to prevent disruption, reducing typical integration timelines from months to weeks.

4 investors

Duffel

Duffel provides APIs and software infrastructure that enable companies to offer flights and hotel bookings to their customers. The platform is designed for travel sellers, including airlines, hospitality businesses, and travel platforms seeking to integrate travel commerce capabilities.

4 investors

FlowEQ

FlowEQ is a no-code workflow automation platform that embeds within existing business systems to automate recurring processes and support customer service, quality tracking, and member services operations. It provides integrations with 100+ business applications including CRMs, fulfillment systems, and e-signature platforms.

4 investors

Moltin

Moltin provides API-based commerce infrastructure that allows retailers and developers to build and deploy shopping experiences across websites, mobile apps, and other customer touchpoints. The platform offers modular APIs, developer tools, and pre-built components to handle core commerce functions.

4 investors

Nango

Nango provides an integration platform that enables software products to connect with 800+ APIs through code-first integrations with built-in authentication and agent support. The platform serves developers and engineering teams building integrations at scale.

4 investors

Prembly (formerly Identitypass)

Prembly provides an API that enables digital businesses to verify the identities of individuals and companies across emerging market regions.

4 investors

Seam

Seam provides an API platform that enables developers and businesses to connect applications with IoT devices and orchestrate their use. The platform abstracts device protocols and integrations to simplify physical device connectivity.

4 investors

Sohar Health

Sohar Health is a front-end revenue cycle management platform that uses technology and machine learning to automate insurance claims processing for healthcare providers. The company serves hospitals and medical practices seeking to improve claims accuracy and patient access to care.

4 investors

Theneo

Theneo is an all-in-one developer portal platform for creating and managing API documentation, guides, and private customer portals with real-time collaboration features. The platform serves engineers, technical writers, and product managers across startups and enterprises, with built-in AI documentation generation and support for customer-specific branded portals.

4 investors

Verifiable

Verifiable provides an AI-powered platform for healthcare credentialing and provider network management that combines autonomous agents with regulatory compliance. The platform automates credentialing, enrollment, and provider monitoring workflows for healthcare payers.

4 investors

Coast

Coast helps software companies create interactive product demonstrations and tell their product stories more effectively. The company builds tools that enable clear, impactful storytelling for technical products.

3 investors

Cumbuca

Cumbuca operates a Layer 7 API proxy that provides regulated access to Brazil's Open Finance and Pix ecosystem without requiring intermediaries or a separate payment institution license. It offers direct integration with Banco Central's open banking APIs for payments, account data, and credit information.

3 investors

Fern

Fern provides documentation, SDK generation, and CLI tools for APIs, built with AI features including integrated chat, MCP server support, and agent-first capabilities. The platform serves developers and AI agents consuming APIs across REST, WebSockets, and GraphQL protocols.

3 investors

HUBUC

HUBUC provides financial infrastructure and fintech products for small and medium enterprises. The platform democratizes access to banking services through Banking as a Service and payment solutions.

3 investors

Keyframe Labs

Keyframe Labs provides AI video personas that turn text and voice agents into lifelike video call experiences. The platform enables developers to deploy conversational video agents across enterprises, consumer apps, training platforms, and recruiting with production-grade, secure deployments.

3 investors

Mailgun

Mailgun provides an API platform that enables businesses to send, receive, and track transactional and marketing email messages.

3 investors

Oway

Oway uses AI to automatically price, match, and sell unused truck capacity in real time, providing freight shipping to businesses at lower cost and faster speeds than traditional logistics. The company addresses the inefficiency of underutilized truck space in the U.S. trucking and logistics industry.

3 investors

Payload

Payload is an open-source Next.js backend platform serving developers and marketers who need flexibility beyond traditional content management systems. The platform provides infrastructure for building custom content and data management solutions without vendor lock-in.

3 investors

Photoroom

Photoroom provides visual creation tools for e-commerce businesses to generate product images and marketing content. The platform serves over 1 million brands globally and processes billions of images annually.

3 investors

Pluggy

Pluggy provides data connectivity infrastructure that aggregates investment portfolios from multiple brokerages and banks, delivering standardized asset position data, transaction history, and performance calculations to fintech applications.

3 investors

s2.dev

S2.dev builds infrastructure services and tools for developers. The company focuses on providing a platform for application development and deployment.

3 investors

Scape

Scape is a desktop email client that organizes inboxes for Gmail and Outlook users, using AI to prioritize important messages, draft replies, and track follow-ups from emails and meetings.

3 investors

Serif Health

Serif Health provides healthcare pricing data and cost intelligence across payer transparency files, hospital disclosures, and claims data. The platform supplies accessible, normalized pricing information to employers, providers, payers, and partners through APIs and dashboard tools.

3 investors

SnapTrade

SnapTrade provides a brokerage API that enables developers and founders to build investing tools and trading platforms. The company serves software developers and financial application builders seeking to integrate with broker accounts.

3 investors

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