Prom

About Prom (PROM)

What Is Prom (PROM)?

Prom is a zkEVM Layer 2 network built with the Polygon CDK toolkit. It batches transactions off the settlement chain, proves their correctness with zero-knowledge proofs, and posts those proofs back so that the L2 inherits security from the chain it settles to. Because it aims for full opcode-level EVM equivalence, contracts written for Ethereum can be deployed to Prom without rewriting them.

PROM is the network's native token. It pays for gas and contract interactions on the Prom chain, carries governance rights, and is staked by participants who run infrastructure.

The wider positioning is interoperability: Prom describes itself as a modular zkEVM that submits proofs to more than one chain rather than being bound to a single settlement destination, with the goal of linking EVM and non-EVM ecosystems.

Official sources:

• Prom
• Prom Documentation
• Promscan Explorer
• Prom Governance Portal

Who Founded Prom? (History)

Prom did not begin life as a Layer 2. The token first appeared in 2019 as the asset of Prometeus Network, a project focused on decentralized data monetization, letting individuals and institutions trade access to data sets under privacy-preserving terms. The PROM token sale ran in early 2019 and the ERC-20 contract went live on Ethereum in May 2019.

The project later repositioned as Prom, a zkEVM Layer 2 developed by Prometeus Labs, keeping the same token and ticker. Public documentation is thin on the exact date the rebrand became official and on the identities of the individual founders, and no conventional named-team page has been published. What is reliably documented is the corporate lineage from Prometeus Network to Prom under Prometeus Labs; treat specific founder attributions found elsewhere with caution.

Because the ticker survived the pivot, some older write-ups still describe PROM as a data marketplace token. That description is out of date.

How Prom Works

Prom follows the standard zk-rollup pipeline with a few specific choices.

1. Execution A sequencer orders transactions and produces L2 blocks. Prom targets full EVM opcode compatibility rather than a compiler-level approximation, which is what lets unmodified Solidity contracts and standard Ethereum tooling work.

2. Proving A prover turns batches of executed transactions into succinct zero-knowledge proofs. Prom's materials describe combining zk-SNARK proof output with recursive techniques to keep verification cheap while raising throughput.

3. Verification and finality Proofs are verified on the settlement chain. Once a proof is accepted the state transition can no longer be disputed, which is the practical difference between zk-rollups and optimistic rollups with challenge windows.

Prom's documentation states that both the sequencer and the prover started out centralized, with decentralizing the sequencer and opening a prover market described as future work. A forced-batch mechanism exists so users can push transactions through and exit even if the sequencer censors them.

The network uses chain ID 227, RPC access at rpc.prom.io, PROM as the currency symbol, and promscan.io as its block explorer.

Key Ecosystem Components

The parts of Prom that matter most in practice are:

• The zkEVM execution environment and its Polygon CDK foundations
• The bridge used to move assets between the settlement chain and Prom
• Promscan, the network block explorer
• Forge, the governance portal where proposals are put to holders
• DAO delegates, who receive delegated voting power, and DAO validators positioned as a security council role

PROM Token Utility

PROM has four documented roles:

• Gas, since it pays for transactions and smart contract execution on the Prom chain
• Governance, since holders vote on protocol direction and can delegate that voting power
• Staking, which is required to run nodes and participate as an infrastructure contributor
• Access to network services offered within the ecosystem

PROM also exists as an ERC-20 token on Ethereum and as a BEP-20 token on BNB Chain, and those are the representations most centralized venues list. The Ethereum contract is 0xfc82bb4ba86045af6f327323a46e80412b91b27d and the BNB Chain contract is 0xaf53d56ff99f1322515e54fdde93ff8b3b7dafd5. Confirm the address independently before interacting with either.

What Makes Prom Unique?

Two things separate Prom from a generic CDK deployment.

The first is the multi-settlement ambition. Rather than committing proofs only to one L1, Prom describes publishing proof attestations to additional chains on top of its chosen settlement chain, with the aim of making the rollup readable from several ecosystems at once.

The second is the unusual history. Very few tokens survive a complete change of product category while keeping the same contract and ticker, and PROM did.

How Prom Differs from Similar Chains

Compared with Polygon's own zkEVM and other CDK chains, Prom uses much of the same underlying engineering but positions itself around cross-ecosystem proof publishing rather than around one settlement layer.

Compared with ZKsync or Starknet, which run custom virtual machines or custom languages, Prom prioritizes bytecode-level EVM equivalence, favoring drop-in compatibility over novel execution semantics.

Compared with optimistic rollups such as Arbitrum or Optimism, the tradeoff is the usual one: validity proofs remove the multi-day challenge window at the cost of heavier proving infrastructure. Against all of them, Prom is a smaller network with a smaller application footprint, which matters for liquidity depth and for how quickly its centralized components are expected to decentralize.

Use Cases of Prom

Common uses include:

• Deploying Solidity contracts that need cheaper execution than L1 while keeping EVM semantics
• Bridging assets in and out for DeFi, gaming and NFT applications on the network
• Paying gas and interacting with ecosystem applications using PROM
• Delegating or exercising governance rights over protocol parameters
• Running node infrastructure by staking PROM

How Prom Is Secured

Security rests on a mix of cryptographic and operational factors:

• Validity proofs verified on the settlement chain, which is the strongest guarantee in the design
• Correctness of the proving circuits, since a circuit bug is the classic failure mode for any zk system
• The sequencer, which is operated centrally and therefore represents a liveness and censorship consideration rather than a fund-safety one
• Forced batch inclusion, which gives users an escape hatch against censorship
• Bridge contract security, which historically is where rollup ecosystems suffer the largest losses
• External audits and a published bug bounty program, alongside named security partners listed in the documentation

Risks and Considerations

Before engaging with Prom, weigh the following:

• Centralized sequencer and prover, with decentralization described as planned rather than delivered
• Smaller ecosystem and liquidity than the major rollups, which affects exit costs and application choice
• Bridge risk when moving assets between chains and between the L1 and L2 forms of PROM
• Complexity risk from multi-chain proof publishing, which increases the number of components that must behave correctly
• Limited public disclosure of team identity and of a formal whitepaper compared with peer L2 projects
• Regulatory variation by jurisdiction

Why Prom Matters

Prom is a working example of a mid-sized team shipping a zkEVM on standardized tooling rather than building proving infrastructure from scratch. Commoditized stacks make launching a chain easy and differentiation hard, so whether networks like this find durable demand is an open question about the whole rollup landscape. Prom's answer, cross-ecosystem proof publishing, is at least a specific and testable bet.

Where Can You Buy Prom (PROM)?

PROM is listed on centralized exchanges and is available on decentralized exchanges on Ethereum and BNB Chain. Availability and pairs vary by jurisdiction and venue.

Major Centralized Exchanges (CEX)

PROM is commonly available on venues such as:

• Binance
• OKX
• KuCoin
• Gate
• MEXC

Pairs are usually quoted against USDT. Because PROM exists on several networks, check which one an exchange uses for deposits and withdrawals.

Storage Options After Purchase

After purchase, PROM can be held:

• On an exchange, which is custodial
• In an EVM wallet on Ethereum or BNB Chain holding the ERC-20 or BEP-20 form
• In an EVM wallet configured for Prom mainnet using chain ID 227 and the official RPC
• Behind a hardware wallet paired with EVM wallet software

Add the network manually from official documentation rather than from a search result, and verify the token contract address before adding it to a wallet.

Related Coins

You can compare PROM with related ecosystems on Coinrithm:

• POL (prev. MATIC) (POL)
• ZKsync (ZK)
• Scroll (SCR)
• Taiko (TAIKO)
• Arbitrum (ARB)