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The Full List of 17 Developer APIs Unicorn Startups (2026)

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The developer API space includes 17 unicorn startups that provide essential building blocks for modern software. This group is led by companies like Alchemy, a web3 developer platform valued at $10.2 billion.

The field also features rapidly growing companies such as ElevenLabs, which reached a $6.6 billion valuation just two years after its 2022 founding.

Below is the full list of 17 Developer APIs unicorn startups at this time.

Top 10 Most Valuable Developer APIs Unicorns

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Alchemy builds a developer platform that gives companies the foundational tools to create decentralized applications. Their suite of APIs and node infrastructure makes it simpler to build and scale products on the blockchain.

Valuation$10.2B (Joined October 2021)
HeadquartersSan Francisco, California, United States
Year Founded2017
FoundersJoseph Lau, Nikil Viswanathan
Funding Amount$563.9M
Company SizeMid-Size Team (51-250)
Last Funding StatusSeries C
Top InvestorsLightspeed Venture Partners, Coinbase Ventures, Andreessen Horowitz, Pantera Capital, Samsung NEXT

ElevenLabs builds a generative voice AI platform that creates lifelike speech in any voice and style. Their tools help content creators, developers, and publishers produce high-quality audio for everything from video games to audiobooks.

Valuation$6.6B (Joined January 2024)
HeadquartersNew York, New York, United States
Year Founded2022
FoundersMati Staniszewski, Piotr Dabkowski
Funding Amount$281M
Company SizeLarge Team (251-1,000)
Last Funding StatusCorporate Round
Top InvestorsEndeavor Catalyst, Andreessen Horowitz, NVIDIA, Valor Equity Partners, Sequoia Capital

Postman created a collaborative platform that simplifies the entire API lifecycle for developers, from design to testing. Their tools are widely used across the software industry to help teams build and manage APIs more efficiently.

Valuation$6B (Joined June 2020)
HeadquartersSan Francisco, California, United States
Year Founded2014
FoundersAbhijit Kane, Abhinav Asthana, Ankit Sobti
Funding Amount$433M
Company SizeLarge Team (251-1,000)
Last Funding StatusSeries D
Top InvestorsBond, Nexus Venture Partners, Battery Ventures, Coatue, Insight Partners

Checkr provides an AI-powered platform to automate background checks for businesses. Their technology helps companies accelerate hiring by embedding screening services directly into their workflows.

Valuation$5B (Joined September 2019)
HeadquartersSan Francisco, California, United States
Year Founded2014
FoundersDaniel Yanisse, Jonathan Perichon
Funding Amount$740.1M
Company SizeMajor Organization (1,001-5,000)
Last Funding StatusUndisclosed
Top InvestorsFranklin Templeton, Y Combinator, Bond, Accel, Khosla Ventures

DriveWealth builds brokerage infrastructure and APIs that allow fintechs and other brands to embed investing experiences into their products. The platform is particularly known for enabling real-time fractional share trading, which helps partners offer affordable and accessible investing options to their customers.

Valuation$3B (Joined August 2021)
HeadquartersJersey City, New Jersey, United States
Year Founded2012
FoundersRobert Cortright
Funding Amount$550.8M
Company SizeLarge Team (251-1,000)
Last Funding StatusSeries D
Top InvestorsQuiet Capital, FTX, Insight Partners, Accel, SoftBank Vision Fund

Kong develops a cloud-native platform that simplifies how companies connect, secure, and manage their APIs and microservices. They are best known for the open-source Kong Gateway, which helps developers orchestrate API traffic across any cloud or hybrid environment.

Valuation$2B (Joined December 2020)
HeadquartersSan Francisco, California, United States
Year Founded2017
FoundersAugusto Marietti, Marco Palladino, Michele Zonca
Funding Amount$344.1M
Company SizeLarge Team (251-1,000)
Last Funding StatusSeries E
Top InvestorsSapphire Ventures, New Enterprise Associates, Andreessen Horowitz, Index Ventures, Goldman Sachs

Apollo GraphQL develops a supergraph platform to help engineering teams unify their APIs, microservices, and databases. Their open-source and commercial GraphQL tools allow developers to build applications and digital experiences much faster.

Valuation$2B
HeadquartersSan Francisco, California, United States
Year Founded2016
FoundersGeoff Schmidt, Matt DeBergalis, Nick Martin
Funding Amount$152M
Company SizeMid-Size Team (51-250)
Last Funding StatusVenture Round
Top InvestorsMatrix, Y Combinator, Andreessen Horowitz, SV Angel, Insight Partners

5ire has developed a blockchain network that prioritizes sustainability and social impact. Their technology is designed to usher in the 5th industrial revolution by shifting the focus from a for-profit to a for-benefit economy.

Valuation$2B (Joined July 2022)
HeadquartersLondon, England, United Kingdom
Year Founded2021
FoundersPrateek Dwivedi, Pratik Gauri, Vilma Mattila
Funding Amount$121M
Company SizeMid-Size Team (51-250)
Last Funding StatusSeries A
Top InvestorsKangaroo Capital, Moonrock Capital, SRAM & MRAM, Newchip Accelerator, Alpha Capital

Salt Security provides an API protection platform that uses AI and machine learning to stop application attacks. They are known for helping organizations discover and secure their APIs across the entire lifecycle, from development to production.

Valuation$1.4B (Joined February 2022)
HeadquartersPalo Alto, California, United States
Year Founded2015
FoundersMichael Nicosia, Omer Sadika, Roey Eliyahu
Funding Amount$271M
Company SizeMid-Size Team (51-250)
Last Funding StatusVenture Round
Top InvestorsAdvent International, Y Combinator, CapitalG, Sequoia Capital, Bossa Invest

Tealium offers a customer data platform that helps companies unify their customer data from disparate sources. Their tools are widely used by marketing and data teams to orchestrate this information for more personalized campaigns and analytics.

Valuation$1.2B (Joined February 2021)
HeadquartersSan Diego, California, United States
Year Founded2008
FoundersAli Behnam, Mike Anderson
Funding Amount$263.9M
Company SizeLarge Team (251-1,000)
Last Funding StatusVenture Round
Top InvestorsBattery Ventures, Industry Ventures, Georgian, Bain Capital, Bain Capital Ventures

The Remaining 7 Developer APIs Unicorns

The top ten companies only tell part of the story for developer tools. Founders across the globe, from the US to India and Canada, are building companies now worth over a billion dollars.

These next seven startups have raised more than $1.1 billion combined. Here’s a look at the rest of the unicorn startups shaping the field.

Unicorn StartupCountryYear FoundedAmount RaisedValuation
DevRev logo DevRevUnited States2020$150.8M$1.15B
LangChain logo LangChainUnited States2022$160M$1.1B
Sendbird logo SendbirdUnited States2013$220.7M$1.05B
Solo.io logo Solo.ioUnited States2017$171.5M$1B
Axelar Network logo Axelar NetworkCanada2020$93.8M$1B
Mux logo MuxUnited States2015$173.9M$1B
Hasura logo HasuraIndia2017$136.5M$1B

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