# Irreducible

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/irreducible

- Industry: Software
- Headquarters: San Francisco, US
- Website: www.irreducible.com
- Total disclosed funding: $39M
- Latest round: Series A (Dec 1, 2024)
- Investors on record: 6

## About

Established in 2022 and based in California, US, Irreducible Inc. operates as a technology company focused on building high-performance infrastructure to enhance the efficiency of zero-knowledge proofs (ZKPs), utilizing a software-hardware co-design approach to develop cryptographic solutions like its Binius system for blockchain applications. In December 2024, Irreducible Inc. raised USD 24 million in series A funding co-led by Paradigm and Bain Capital Crypto, with participation from Fenbushi Capital, L2 Iterative Ventures, and Robot Ventures.

Irreducible's core offerings revolve around the efficient computation of zero-knowledge succinct proofs, primarily facilitated through their proprietary software and hardware infrastructure. The company operates specialized FPGA clusters designed for high-performance cryptographic computation, which are essential for scaling blockchain protocols. Their main product, the Binius library, leverages a unique mathematical primitive known as a binary field tower, enabling optimized performance on custom hardware while remaining effective on standard CPU architectures. The Binius software stack is open-source and developed in Rust, with current support for proof systems like plonky2 and Polygon zkEVM, alongside plans to integrate next-generation systems such as plonky3. Irreducible's solutions target a diverse client base, including blockchain developers and enterprises working on decentralized applications, primarily in North America and Europe.

Irreducible generates revenue through partnerships and direct client engagements centered around its zero-knowledge proof services. The company operates on a business-to-business (B2B) model, collaborating with blockchain firms that require advanced proving services for their applications. Clients access the Binius library and its associated services through tailored contracts, which may include subscription-based pricing or one-time fees for specific project implementations.

In December 2024, Irreducible Inc. raised USD 24.00 mn in SERIES A funding, co-led by returning investors Paradigm and Bain Capital Crypto, with participation from new investors Fenbushi Capital, L2 Iterative Ventures, and Robot Ventures. The company will use the funding to advance its Binius proof system, expand its custom FPGA-based data centers, and accelerate the development of cryptographic solutions for building a verifiable Internet. Irreducible aims to launch new products and features in the coming year, targeting enhanced support for emerging proof systems. Additionally, plans are underway to expand into new markets, specifically targeting the Asia-Pacific region by early 2025.

## Funding rounds

- Series A, Dec 1, 2024, $24M — Fenbushi Capital, Robot Ventures, Paradigm, L2 Iterative Ventures, Bain Capital Crypto
- Seed, Jan 18, 2023, $15M — Paradigm, Jump Crypto, Bain Capital Crypto

## Investors

- Paradigm (https://capitalatlas.ai/funds/paradigm) — Seed, Series A
- Jump Crypto — Seed
- Bain Capital Crypto — Seed, Series A
- Fenbushi Capital (https://capitalatlas.ai/funds/fenbushi-capital) — Series A
- Robot Ventures (https://capitalatlas.ai/funds/robot-ventures) — Series A
- L2 Iterative Ventures (https://capitalatlas.ai/funds/l2-iterative-ventures) — Series A