/Companies

API Startups

145 companies tagged API, with their investors and founders.

DrChrono

DrChrono builds a cloud platform for medical practices offering electronic health records (EHR), telehealth, practice management, medical billing, and revenue cycle management, with an API and app marketplace for extensibility. It serves physicians and patients across the healthcare industry.

7 investors

Enode

Enode provides APIs that enable energy companies and climate tech startups to coordinate electricity demand and supply by automatically optimizing consumer energy usage based on renewable availability and pricing. The platform manages consumption across over 250 million energy customers globally and supports 1000+ energy devices spanning 80+ brands.

7 investors

Escape

Escape provides an offensive security platform that continuously maps an organization's attack surface and identifies vulnerabilities the way attackers would, integrating directly into engineering workflows. The platform is designed for security teams managing large numbers of developers.

7 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.

7 investors

Sunlight

Sunlight provides AI agents that process B2B payments by card through suppliers' existing billing portals, enabling AP platforms and card issuers to capture card-based payments without requiring supplier enrollment or integration.

7 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.

7 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.

6 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.

6 investors

Magic Hour

Magic Hour is an AI-powered video creation platform that enables users to generate videos from ideas without requiring extensive production expertise. The platform serves content creators, small business owners, and other individuals looking to produce video content efficiently.

6 investors

Quill

Quill provides a suite of tools for building customer-facing dashboards, including a React library, API, and management platform.

6 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.

6 investors

AssemblyAI

AssemblyAI provides speech-to-text and speech understanding AI models delivered via API, enabling developers and companies to build and scale Voice AI applications. It offers audio transcription, summarization, and content moderation capabilities as an AI-as-a-service business.

5 investors

Dots 💸

Dots is an end-to-end payouts platform that enables companies to pay and track payments globally across 190+ countries through 300+ payment rails, including bank transfers, mobile money, and digital wallets. The platform provides API-first integration with compliance features such as identity verification, sanctions screening, and automated tax form collection and filing.

5 investors

Emobi

Emobi.ai provides EV charging technology for electric vehicle automakers, fleet operators, app developers, and government agencies.

5 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.

5 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.

5 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.

5 investors

Prembly

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

5 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.

5 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.

5 investors

Svix

Svix provides a webhooks-as-a-service platform that enables companies to send webhooks reliably and at scale. It serves developers and API teams across all company sizes looking to integrate real-time data infrastructure into their applications.

5 investors

Tailor

Tailor provides a headless ERP system designed as a flexible alternative to legacy platforms, enabling businesses to integrate backend operations with tools like Shopify, QuickBooks, and Netsuite. The platform allows modular configuration without disrupting operations and offers customizable interfaces for teams managing complex business processes.

5 investors

Veryfi, Inc.

Veryfi provides document extraction and fraud detection through APIs and mobile SDKs, converting receipts, invoices, checks, and bank statements into structured data for expense tracking, payments, and fraud protection. It targets enterprises that need document AI without in-house machine learning expertise.

5 investors

Zencoder

Zencoder is a cloud-based video and audio encoding suite that converts live and on-demand video for customers without requiring them to manage their own encoding hardware or software. It is a product from Brightcove, a provider of cloud content services.

5 investors

Other sectors & tags