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Supported Chains

Fibrous Finance provides optimal token swap routing across multiple blockchain networks. Each network is fully integrated with our routing algorithm to ensure the best possible trading experience.

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Mainnets

Chain NameChain IDChain Tag
StarknetSN_MAINstarknet
Base8453base
Citrea4114citrea
HyperEVM998hyperevm
Monad143monad

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Chain Details

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Overview

Starknet is a permissionless Layer 2 network that uses Cairo VM and STARK proofs for scalability.

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Key Features

  • VM Type: Cairo VM
  • Native Token: ETH
  • Block Time: ~10 seconds
  • Unique Features: Batch swaps, Cairo-specific transaction format

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Network Information

  • RPC Endpoint: https://starknet-mainnet.public.blastapi.io
  • Explorer: Starkscan
  • API Base URL: https://api.fibrous.finance/starknet
  • Latest API Version: v1

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Common Tokens

TokenAddressDecimals
ETH0x049d36570d4e46f48e99674bd3fcc84644ddd6b96f7c741b1562b82f9e004dc718
USDC0x053c91253bc9682c04929ca02ed00b3e423f6710d2ee7e0d5ebb06f3ecf368a86
STRK0x04718f5a0fc34cc1af16a1cdee98ffb20c31f5cd61d6ab07201858f4287c938d18
Starknet uses a different address format and transaction structure compared to EVM chains.

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Overview

Base is an Ethereum Layer 2 optimistic rollup developed by Coinbase, offering low fees and fast transactions.

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Key Features

  • VM Type: EVM Compatible
  • Native Token: ETH
  • Block Time: ~2 seconds
  • Unique Features: Low fees, Coinbase ecosystem integration

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Network Information

  • Chain ID: 8453
  • RPC Endpoint: https://mainnet.base.org
  • Explorer: Basescan
  • API Base URL: https://api.fibrous.finance/base/{version}
  • Latest API Version: v2

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Common Tokens

TokenAddressDecimals
ETH0x000000000000000000000000000000000000000018
USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA029136
USDbC0xd9aAEc86B65D86f6A7B5B1b0c42FFA531710b6CA6
WETH0x420000000000000000000000000000000000000618
DAI0x50c5725949A6F0c72E6C4a641F24049A917DB0Cb18
Base accepts both 0x0000000000000000000000000000000000000000 and 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE for native ETH.

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Overview

Citrea is Bitcoin’s first ZK rollup that enhances Bitcoin blockspace with zero-knowledge technology. It uses Bitcoin as a settlement layer via its BitVM-based trust-minimized two-way bridge, Clementine, while maintaining full EVM compatibility.

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Key Features

  • VM Type: Type 2 zkEVM (EVM Equivalent)
  • Native Token: cBTC
  • Block Time: TBD
  • Unique Features: Bitcoin settlement layer, zero-knowledge proofs, full EVM compatibility, BitVM-based bridge

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Network Information

  • Chain ID: 4114
  • RPC Endpoint: TBD
  • Explorer: Citrea Explorer
  • API Base URL: https://api.fibrous.finance/citrea/{version}
  • Latest API Version: v2
  • Website: Citrea
  • Router Address: 0x274602a953847d807231d2370072F5f4E4594B44 View on Explorer

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Common Tokens

TokenAddressDecimals
cBTC0x000000000000000000000000000000000000000018
wcBTC0x310000000000000000000000000000000000000618
USDC.e0xE045e6c36cF77FAA2CfB54466D71A3aEF7bbE8396
Citrea is fully EVM compatible (Type 2 zkEVM), enabling all EVM developers to easily build on Bitcoin. The rollup keeps settlement and data availability on-chain, on Bitcoin, while providing a modular execution layer.

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Overview

HyperEVM is a high-performance EVM-compatible blockchain optimized for speed and efficiency.

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Key Features

  • VM Type: EVM Compatible
  • Native Token: HYPE
  • Block Time: ~2 seconds
  • Unique Features: Ultra-fast execution, native HYPE token

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Network Information

  • Chain ID: 998
  • RPC Endpoint: Contact HyperEVM for details
  • API Base URL: https://api.fibrous.finance/hyperevm/{version}
  • Latest API Version: v2

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Common Tokens

TokenAddressDecimals
HYPE0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE18
USDC0xb88339cb7199b77e23db6e890353e22632ba630f6
WHYPE0x555555555555555555555555555555555555555518
HyperEVM accepts both 0x0000000000000000000000000000000000000000 and 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE for native HYPE.

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Overview

Monad is a high-performance EVM-compatible Layer 1 blockchain designed for parallel execution and optimized throughput.

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Key Features

  • VM Type: EVM Compatible
  • Native Token: MON
  • Block Time: ~1 second
  • Unique Features: Parallel execution, high throughput, EVM compatibility

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Network Information

  • Chain ID: 143
  • RPC Endpoint: https://rpc.monad.xyz
  • Explorer: MonadVision
  • API Base URL: https://api.fibrous.finance/monad/{version}
  • Latest API Version: v2

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Common Tokens

TokenAddressDecimals
MON0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE18
USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA029136
WMON0x420000000000000000000000000000000000000618
Monad accepts both 0x0000000000000000000000000000000000000000 and 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE for native MON.

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Integration Support

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API Support

All chains are fully supported through our unified API:
  • ✅ Route optimization
  • ✅ Swap execution
  • ✅ Calldata generation
  • ✅ Health monitoring

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SDK Support

Our TypeScript SDK supports all chains: 
import { Router as FibrousRouter } from "fibrous-router-sdk";

const fibrous = new FibrousRouter();
const chains = fibrous.supportedChains;

// Supported chains:
// - starknet (SN_MAIN)
// - base (8453)
// - citrea (4114)
// - hyperevm (998)
// - monad (41454)

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Smart Contract Support

Router contracts are deployed on all supported chains. See Contract Addresses for details.

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Adding New Chains

Interested in adding Fibrous to your chain? We’re always looking to expand to new networks.

Contact Us

Reach out to learn more about adding Fibrous to your chain

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Network Status

Check the real-time status of all supported networks:

Status Page

View live network status and uptime