We Make Appchains Better

Unlock the Power of Based Appchains

Spire Labs is among the earliest contributors to based sequencing research in the Ethereum ecosystem. We open-sourced a framework for launching and operating based appchains: application-specific chains that use based sequencing.

Native interop with Ethereum's entire network effect, and unlimited customization. Spire Labs is building a technically superior deployment option for the best applications.

We are a team of religiously focused crypto-natives working towards a single vision. Our values align closely with those of Ethereum: disintermediation, censorship resistant, open, and dangerously based.

We are an early-stage, venture-backed startup on a mission to disrupt or die trying. Our team consists of top-tier talent with background in MEV/quant, data, systems engineering, blockchain engineering, and coordination systems.

Core Infrastructure Benefits

Based sequencing enables Spire appchains to connect with the deep liquidity of Ethereum. Composability with Ethereum L1 reduces overhead for new chains and unlocks scalability while maintaining smooth UX and excellent capital efficiency.

Blockspace is not homogenous. Customize every aspect of your appchain to suit your specific needs: gas fee markets, execution environment, VM, precompiles, oracles, ordering rules, gas limits, contract deployments, account abstraction, signature schemes, and literally everything else.

By supporting preconfirmations out-of-the-box, users of Spire appchains can experience subsecond transaction confirmations.

Instead of leaking value to the sequencer of your application, Spire's flavor of based sequencing lets you capture that MEV as pure revenue. For some applications, this can mean millions every year.

Not a buzzword. We take decentralization seriously with a focus on high reliability, excellent censorship resistance, and permissionlessness.

Instead of starting from scratch, the Based Stack is a fork of the OP Stack from the OP Labs team. Because of this relationship, we inherit a ton of battle-tested code from day 1.

/ 01

Tap into the liquidity of Ethereum L1

Based sequencing enables Spire appchains to connect with the deep liquidity of Ethereum. Composability with Ethereum L1 reduces overhead for new chains and unlocks scalability while maintaining smooth UX and excellent capital efficiency.

/ 02

The most configurable deployment option

Blockspace is not homogenous. Customize every aspect of your appchain to suit your specific needs: gas fee markets, execution environment, VM, precompiles, oracles, ordering rules, gas limits, contract deployments, account abstraction, signature schemes, and literally everything else.

/ 03

We measure
speed in ms

By supporting preconfirmations out-of-the-box, users of Spire appchains can experience subsecond transaction confirmations.

/ 04

Stop leaking
MEV to Big L2

Instead of leaking value to the sequencer of your application, Spire's flavor of based sequencing lets you capture that juicy MEV as pure revenue. For some applications, this can mean millions every year.

/ 05

Meaningfully
decentralized

Not a buzzword. We take decentralization seriously with a focus on high reliability, excellent censorship resistance, and permissionlessness.

/ 06

Inherit the reliability of Ethereum

Instead of starting from scratch, the Based Stack is a fork of the OP Stack from the OP Labs team. Because of this relationship, we inherit a ton of battle-tested code from day 1.

Products

/ 01

Pylon

- the based appchain platform -







Launch your appchain, synchronously composable with Ethereum L1 and with any Ethereum L2s.

/ 02

DA Builder

- transactions aggregation layer -







Save costs by aggregating transactions and blobs for anyone on Ethereum.

/ 03

Full Send

- the fastest RPC on Ethereum mainnet -








Get the fastest inclusion and protect from MEV on Ethereum mainnet. Built on DA Builder.

/ 04

future products...

Spire appchains use the huge network effect of Ethereum to sequence appchains. This means Spire appchains don't need to bootstrap an expensive validator set or run incentive programs just to stay live.

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