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Series A Developer APIs Companies

Explore 103 developer apis startups that raised series a funding. Access verified founder contact information and fundraising data.

Total Companies
103
Total Funding
$1.8B
Avg Funding
$73.9M
Cities
16

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San Francisco, United States
$100.0M
raised

General Compute provides cloud infrastructure designed to run artificial intelligence models with low latency and high throughput.

Oct 2026
Series A

Founder Contacts

41,000+ verified contacts

Vienna, United States
$16.5M
raised

GenHealth.ai provides healthcare solutions using generative AI trained on encoded medical events.

Sep 2026
Series A

Founder Contacts

41,000+ verified contacts

Atlanta, United States
$17.5M
raised

Axle Labs is an insurance data open platform that helps to link policies and verify and monitor ongoing insurance coverage.

Aug 2026
Series A

Founder Contacts

41,000+ verified contacts

Palo Alto, United States
$1.1B
raised

River AI provides an API for fine-tuning and reinforcement learning, enabling users to build and serve personalized AI models.

Aug 2026
Series A

Founder Contacts

41,000+ verified contacts

Toronto, Canada
$20.0M
raised

Terminal provides telematics data infrastructure that connects commercial fleet platforms with vehicle data from multiple providers.

Jul 2026
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Austin, United States
$100.0M
raised

TerraFirma is a software company that designs and develops construction technology systems to control earthmoving machines.

Jul 2026
Series A

Founder Contacts

41,000+ verified contacts

Montevideo, Uruguay
$13.5M
raised

Infinia fintech platform processes payments between bank accounts without the need for intermediaries.

Jul 2026
Series A

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$15.0M
raised

Agave provides AI-driven financial operations specifically tailored for the construction industry.

Jul 2026
Series A

Founder Contacts

41,000+ verified contacts

Boulder, United States
$100.0M
raised

Hydra offers a bare metal GPU platform, connecting businesses to a vareity of independent but standardized AI Factory Franchises.

Jun 2026
Series A

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$60.0M
raised

Arcade is an MCP runtime that helps AI Agents securely connect to APIs, data, and enterprise systems

Jun 2026
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Santa Monica, United States
$90.0M
raised

Observable Space provides sectors of the space industry, including commercial, science, education, and government users.

May 2026
Series A

Founder Contacts

41,000+ verified contacts

New York, United States
$10.0M
raised

Eisen is a compliance operations platform that helps financial institutions manage escheatment, disbursement, and 1099 reporting.

May 2026
Series A

Founder Contacts

41,000+ verified contacts

Paris, France
$17.9M
raised

Escape - API discovery and API security platform that leverages generative AI to discover and secure all exposed APIs.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$13.8M
raised

Badge helps businesses to build dynamic experiences in Apple and Google wallets.

Feb 2026
Series A

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$50.0M
raised

Runware provides an API platform that enables developers and businesses to integrate generative AI for media creation and transformation.

Dec 2025
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Florence, Italy
$11.6M
raised

Europe's Top-Tiered Agentic AI Hacker, Mastering API Security Testing

Dec 2025
Series A

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$5.2M
raised

Allie AI is a manufacturing technology company that uses AI co-pilots to maximize factory efficiency and product quality.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Toronto, Canada
$10.0M
raised

Cybrid uses APIs that enable banks, and financial institutions to seamlessly launch a cryptocurrency and De-fi products.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$20.0M
raised

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

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$16.0M
raised

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

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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London, United Kingdom
$20.0M
raised

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

Sep 2025
Series A

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$21.0M
raised

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

Jul 2025
Series A

Founder Contacts

41,000+ verified contacts

Berlin, Germany
$11.6M
raised

Build climate intelligent solutions powered by smart data

Jun 2025
Series A

Founder Contacts

41,000+ verified contacts

El Segundo, United States
$2.5M
raised

Mapped automates the discovery, extraction, and normalization of data from building systems, sensors, devices, and vendor APIs.

Jun 2025
Series A

Founder Contacts

41,000+ verified contacts

San Rafael, United States
$5.0M
raised

Bright Security is an AI -powered application security platform that integrates application security into SDLC.

May 2025
Series A

Founder Contacts

41,000+ verified contacts

Showing 1 to 25 of 103 companies

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