Polygon Labs Releases Type 1 Prover, Bringing Ethereum Equivalence to Layer-2 Networks

February 10, 2024 | by


Polygon Labs has made a significant stride forward in expanding the capabilities of layer-2 networks with the release of their latest innovation: the Type 1 Prover. This groundbreaking technology brings Ethereum equivalence to these networks, opening up a world of possibilities for enhanced connectivity and advanced cryptographic solutions. With this new prover, any network compatible with Ethereum’s EVM standard can seamlessly transition into a layer-2 network powered by zero-knowledge proofs. Not only does this pave the way for increased participation in Polygon’s blockchain ecosystem, but it also prompts the integration of existing EVM chains and optimistic rollups with Polygon’s recently unveiled Aggregation layer, providing users with improved liquidity and access to value on Ethereum. The release of the Type 1 prover has garnered praise from industry experts, including Ethereum co-founder Vitalik Buterin, who lauds the technology as a significant technological achievement. With its open-source nature and availability on GitHub, developers can harness the power of the Type 1 prover to generate ZK proofs for Ethereum mainnet blocks at an impressively low average cost per transaction. As an integral component of Polygon’s Polygon 2.0 roadmap, the Type 1 prover underscores the company’s commitment to advancing interconnectivity and zero-knowledge cryptography.

Polygon Labs Releases Type 1 Prover

Polygon Labs, a leading blockchain technology company, has recently announced the release of their groundbreaking innovation, the Type 1 Prover. This revolutionary tool brings Ethereum equivalence to layer-2 networks, offering a multitude of benefits and features to users and developers. In this article, we will explore the significance of the Type 1 Prover and its impact on the blockchain ecosystem.

Introduction to the Type 1 Prover

The Type 1 Prover, developed by Polygon Labs, is a cutting-edge technology that enables any network compatible with Ethereum’s EVM standard to function as a layer-2 network powered by zero-knowledge proofs. This breakthrough invention opens up endless possibilities for scalability and interoperability within the blockchain industry.

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Benefits of the Type 1 Prover

The Type 1 Prover brings numerous benefits to the table. First and foremost, it allows networks compatible with Ethereum’s EVM standard to seamlessly integrate with Polygon’s blockchain ecosystem. This integration enables these networks to leverage Polygon’s robust infrastructure and tap into the vast liquidity and value available on Ethereum.

Additionally, the Type 1 Prover promotes scalability by reducing the cost and time required to process transactions. Through the implementation of zero-knowledge proofs, the prover significantly improves the efficiency of block validation, leading to faster and more cost-effective transactions.

Features of the Type 1 Prover

The Type 1 Prover boasts a plethora of powerful features that further enhance its value proposition. Firstly, it offers open source availability on GitHub, providing transparency and enabling developers to contribute to its advancement. The availability of licenses obtained from MIT and Apache 2.0 ensures that the prover can be utilized in a wide range of projects and applications.

Moreover, the prover generates ZK proofs for Ethereum mainnet blocks at an average cost of $0.002-$0.003 per transaction. This cost-effectiveness makes it an attractive option for users and developers, as it reduces the economic barrier associated with utilizing blockchain technology.

Bringing Ethereum Equivalence to Layer-2 Networks

Understanding Layer-2 Networks

Layer-2 networks, in the context of blockchain technology, refer to secondary protocols that operate on top of the main blockchain to improve its scalability and throughput. These networks alleviate the congestion issues experienced by many popular blockchain networks, such as Ethereum, by processing transactions off-chain and subsequently settling them on the main chain.

The Role of Ethereum’s EVM Standard

Ethereum’s EVM (Ethereum Virtual Machine) standard serves as the backbone for smart contract execution on the Ethereum network. It defines a set of rules and protocols that govern the functioning of Ethereum-compatible networks. The EVM standard has played a crucial role in establishing Ethereum as the go-to platform for decentralized applications (DApps) and smart contract development.

How the Type 1 Prover Enables Ethereum Equivalence

By leveraging the power of zero-knowledge proofs, the Type 1 Prover enables networks compatible with Ethereum’s EVM standard to achieve Ethereum equivalence. This means that these networks can replicate the functionalities and capabilities of the Ethereum network, including the execution of smart contracts and the ability to interact with existing Ethereum applications seamlessly.

The Type 1 Prover achieves this by generating zero-knowledge proofs that provide cryptographic evidence of the validity of transactions and smart contract execution. These proofs are then validated by Polygon’s blockchain, ensuring the trustlessness and security of the entire process.

Polygon’s Bet on Network Compatibility

Connecting More Networks to the Ecosystem

Polygon is making a bold move by betting on network compatibility and encouraging more networks to connect to its blockchain ecosystem through the use of the Type 1 Prover. By doing so, Polygon aims to create a diverse and interconnected network of layer-2 solutions that can seamlessly interact with each other, enhancing the overall scalability and usability of the blockchain ecosystem.

The Type 1 Prover acts as a bridge between different networks, allowing them to communicate and transfer value effortlessly. This compatibility opens up a world of opportunities for collaboration and innovation within the blockchain space.

The Potential Impact on Polygon’s Growth

Polygon’s strategic bet on network compatibility has the potential to fuel its growth and solidify its position as a leading blockchain technology company. As more networks integrate with Polygon’s ecosystem, the platform becomes even more attractive to users and developers, driving increased adoption and usage.

Furthermore, the integration of diverse networks into Polygon’s ecosystem brings with it a wealth of new applications and use cases. This increased functionality and versatility can serve to attract more users and investors, strengthening Polygon’s position within the blockchain industry.

Industry Reaction to Polygon’s Bet

Polygon’s ambitious plan to connect more networks to its ecosystem has garnered attention and positive feedback from industry experts and stakeholders. The concept of creating a unified network of layer-2 solutions has been praised for its potential to address the scalability challenges currently faced by blockchain technology.


Industry leaders recognize the significance of Polygon’s bet on network compatibility and the role it can play in shaping the future of the blockchain ecosystem. The willingness of Polygon to collaborate and integrate with other networks demonstrates the company’s commitment to fostering innovation and driving the industry forward.

Recognition From Vitalik Buterin

Vitalik Buterin’s Praise for the Type 1 Prover

The release of the Type 1 Prover has caught the attention of Vitalik Buterin, the co-founder of Ethereum and a prominent figure in the blockchain community. Buterin has publicly praised the technological feat achieved by Polygon Labs, acknowledging the potential impact it can have on the blockchain industry.

Significance of Ethereum Co-founder’s Recognition

The recognition from Vitalik Buterin carries significant weight within the blockchain community. As one of the original creators of Ethereum, Buterin’s endorsement further solidifies the importance and credibility of the Type 1 Prover. His acknowledgment of Polygon’s achievement serves as a testament to the innovation and technical capabilities of the prover.

Implications for the Future of Layer-2 Networks

Vitalik Buterin’s recognition of the Type 1 Prover underscores its importance and potential implications for the future of layer-2 networks. His endorsement could lead to increased awareness and adoption of the prover, attracting more developers and networks to leverage its capabilities.

Furthermore, Buterin’s praise acts as validation for Polygon’s approach to scaling and interoperability. It highlights the significance of layer-2 solutions in addressing the scalability issues faced by blockchain networks, leading to further innovation and advancements in the field.

Integration with Polygon’s Aggregation Layer

Understanding Polygon’s Aggregation Layer

Polygon’s Aggregation layer is an essential component of its blockchain ecosystem, designed to provide a seamless and efficient solution for gathering and connecting different layer-2 networks. It acts as a hub that allows various networks to interact with each other, facilitating the transfer of assets and data.

The Benefits of Connecting to the Aggregation Layer

Integration with Polygon’s Aggregation layer offers numerous advantages for networks utilizing the Type 1 Prover. Firstly, it provides access to a vast pool of liquidity and value on the Ethereum network. By connecting to the Aggregation layer, these networks can tap into the ecosystem’s extensive user base and participate in a wider range of financial activities.

Secondly, the Aggregation layer promotes interoperability among different networks. This interoperability enables seamless asset transfers and facilitates the development of cross-network applications, further enhancing the usability and functionality of the connected networks.

Expanding Liquidity and Value on Ethereum

The integration of networks with Polygon’s Aggregation layer plays a crucial role in expanding liquidity and value on the Ethereum network. As more networks connect to the Aggregation layer, the pool of assets and liquidity available for users increases significantly. This increased liquidity attracts more participants, fostering a vibrant and active ecosystem.

Moreover, the expansion of liquidity and value on Ethereum opens up new possibilities for decentralized finance (DeFi) applications and services. With a larger pool of assets to work with, developers can create innovative financial products and services that cater to a broader range of user needs.

Open Source Availability on GitHub

Type 1 Prover’s Licensing and Availability

Polygon Labs has embraced the open source ethos by making the Type 1 Prover available on GitHub. This move ensures transparency and enables developers to contribute to the ongoing improvement and development of the prover. It also allows for the auditing and verification of the prover’s codebase, enhancing trust and security within the blockchain community.

The Type 1 Prover is distributed under licenses obtained from MIT and Apache 2.0. These licenses provide users with the freedom to use, modify, and distribute the prover in accordance with their specific needs. The availability of multiple licenses ensures that the prover can be utilized in a wide range of projects, fostering collaboration and innovation.

Benefits of Being Open Source

The decision to release the Type 1 Prover as an open source tool brings several benefits to the table. Firstly, it promotes community involvement and collaboration. The open source nature of the prover allows developers from around the world to contribute their expertise, resulting in a more robust and reliable product.

Additionally, open source availability facilitates peer review and public audits, ensuring the integrity and security of the prover. The collective knowledge and scrutiny of the developer community help identify and address any potential vulnerabilities or weaknesses in the codebase.

Lastly, the open source nature of the prover promotes interoperability and compatibility with other projects and platforms. Developers can integrate the prover into their existing applications or modify it to suit their specific requirements, facilitating seamless integration within the broader blockchain ecosystem.

Contributions and Collaboration Opportunities

By making the Type 1 Prover open source, Polygon Labs invites developers to contribute to its development and improvement. The availability of the prover on GitHub provides a platform for collaboration and knowledge sharing, enabling developers to build upon the work of others and collectively advance the state of the art in blockchain technology.

Developers can contribute to the prover by submitting bug reports, proposing enhancements, or even submitting their own code implementations. This collaborative approach fosters innovation and helps ensure that the prover evolves to meet the changing needs of the blockchain community.

Cost-Effective ZK Proofs for Mainnet Blocks

Average Cost of ZK Proofs per Transaction

One of the key advantages of the Type 1 Prover is its cost-effectiveness in generating zero-knowledge (ZK) proofs for Ethereum mainnet blocks. The prover achieves an average cost of $0.002-$0.003 per transaction, significantly reducing the economic burden associated with utilizing blockchain technology.

This low-cost solution opens up blockchain technology to a wider audience, particularly those who may have been deterred by high transaction fees. The affordability of ZK proofs enables developers and users to leverage the power of blockchain without sacrificing financial feasibility.

Economic Implications for Users and Developers

The cost-effectiveness of ZK proofs has profound economic implications for users and developers operating within the blockchain ecosystem. For users, it means reduced transaction costs, allowing them to engage in more frequent and cost-efficient transactions. This can lead to increased participation in decentralized applications (DApps) and a more vibrant ecosystem.

For developers, the affordable nature of ZK proofs lowers the barrier to entry, enabling them to build and deploy blockchain-based solutions without incurring exorbitant costs. This promotes innovation and competition within the space, as developers are encouraged to experiment and create new applications without financial constraints.

Promoting Scalability and Affordability

The Type 1 Prover’s cost-effective ZK proofs contribute to the broader goal of promoting scalability and affordability within the blockchain ecosystem. By reducing the cost of processing transactions and executing smart contracts, the prover addresses one of the major challenges faced by blockchain networks, namely limited scalability.

The affordability of ZK proofs also ensures that blockchain technology remains accessible to individuals and organizations across various socioeconomic backgrounds. This inclusivity and democratization of access serve as significant drivers of adoption and usage, ensuring the long-term viability and growth of the blockchain industry.

Integral Element of Polygon 2.0 Roadmap

Understanding Polygon’s 2.0 Roadmap

Polygon’s 2.0 roadmap outlines the company’s strategic vision for the future, emphasizing interconnectivity and zero-knowledge cryptography. The Type 1 Prover serves as an integral element of this roadmap, underpinning the platform’s mission to revolutionize the blockchain industry.

The 2.0 roadmap focuses on enhancing scalability, interoperability, and sustainability within the Polygon ecosystem. By leveraging advanced cryptographic techniques, such as zero-knowledge proofs, Polygon aims to solve the scalability trilemma and unleash the full potential of blockchain technology.

Focus on Interconnectivity and Zero-Knowledge Cryptography

Interconnectivity lies at the core of Polygon’s 2.0 roadmap. The platform’s vision is to create a network of interconnected layer-2 solutions that seamlessly communicate and interact with each other. This network of interoperable solutions enables users to leverage the strengths and benefits of different networks, enhancing overall scalability and offering a superior user experience.

Additionally, Polygon’s 2.0 roadmap places a heavy emphasis on zero-knowledge cryptography. This cryptographic technique enables efficient and secure data transfers, ensuring privacy and confidentiality while maintaining the integrity of the blockchain. The Type 1 Prover plays a vital role in realizing the potential of zero-knowledge cryptography within the Polygon ecosystem.

Role of the Type 1 Prover in Achieving Objectives

The Type 1 Prover serves as a critical enabler for the objectives outlined in Polygon’s 2.0 roadmap. Its ability to bring Ethereum equivalence to layer-2 networks, coupled with its cost-effective ZK proofs, ensures the scalability, interoperability, and affordability necessary to forge a sustainable and efficient blockchain ecosystem.

The prover’s integration with Polygon’s Aggregation layer further solidifies its role in achieving the objectives of the 2.0 roadmap. By facilitating seamless asset transfers and increasing liquidity on Ethereum, the prover contributes to the overall interoperability and functionality of the connected layer-2 networks.


The release of Polygon Labs’ Type 1 Prover marks a significant milestone in the blockchain industry. This innovative tool brings Ethereum equivalence to layer-2 networks, offering a myriad of benefits and features that promote scalability, interoperability, and affordability.

By embracing network compatibility and interconnectivity, Polygon is positioning itself as a leader in the blockchain ecosystem. The recognition from Ethereum co-founder Vitalik Buterin further validates the importance and potential of the Type 1 Prover, cementing its significance within the field.

As Polygon continues to build upon its Aggregation layer and expand its network of interconnected layer-2 solutions, the future of Ethereum equivalence becomes increasingly promising. The Type 1 Prover’s integration with the Polygon ecosystem opens up new possibilities for collaboration and innovation, ensuring the continued growth and success of layer-2 networks and the broader blockchain ecosystem as a whole.


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