How do I add Arc testnet to MetaMask or another wallet?

Add a custom network with: network name Arc Testnet, chain id 5042002, RPC url https://rpc.testnet.arc.network, currency symbol USDC, explorer https://testnet.arcscan.app. Sites like pmav.fun can also add it for you with one click when you connect.

Is Arc testnet USDC worth anything?

No. Testnet tokens have no monetary value; the testnet is practice. Arc mainnet is live as chain id 5042, where USDC and the coins launched with it are real.

arc testnet faucet: get free usdc and use it

Q: Where do I get Arc testnet USDC?

From Circle's own faucet at faucet.circle.com. Select Arc Testnet, paste your wallet address, and the USDC arrives in seconds. It is free and carries no monetary value.

Q: What is the Arc testnet chain id?

5042002 (hex 0x4CEF52). The public RPC is https://rpc.testnet.arc.network and the explorer is https://testnet.arcscan.app. The native gas currency is USDC with 18 decimals at the EVM level. Arc mainnet is separate: chain id 5042.

faucet, wallet setup, and something real to do with it, in under five minutes · updated 2026-07-29

arc mainnet is live. this page is about the free practice network. when you are ready for the real thing: launch a meme coin on arc mainnet →

step 1: get the usdc

go to faucet.circle.com, circle's own faucet. pick Arc Testnet from the network list, paste your wallet address, and submit. the usdc lands in seconds. on arc, usdc is not just a token: it is the native gas asset, so this one faucet grant covers both your balance and your transaction fees.

step 2: add arc testnet to your wallet

add a custom network with exactly these parameters:

network name: Arc Testnet
chain id: 5042002 (hex 0x4CEF52)
rpc url: https://rpc.testnet.arc.network
currency symbol: USDC
block explorer: https://testnet.arcscan.app

note this is the practice network. arc mainnet is chain id 5042 with real usdc; the parameters and the honest state of it are in what is arc.

step 3: actually use it

a faucet balance with nothing to do is a screenshot. the point of the testnet is that it runs the identical contracts pmav runs on arc mainnet, so everything you rehearse here transfers exactly:

launch a coin. one transaction, a few cents of free gas, a real uniswap v4 pool priced in usdc, fair launch rules enforced by the contract. the walkthrough: how to launch a meme coin on arc.

trade one. quotes are execution exact from a lens contract, every fill is final in under a second, and every amount is an exact dollar. the walkthrough: how to buy meme coins on arc.

the honesty line

testnet usdc has no monetary value, and neither does anything launched or traded with it. what testnet gives you is free practice on the exact contracts and the exact flows that run on mainnet, where the dollars are real.

faq

where do i get arc testnet usdc? circle's faucet at faucet.circle.com, network Arc Testnet, free, arrives in seconds.

what is the arc testnet chain id? 5042002, hex 0x4CEF52. rpc https://rpc.testnet.arc.network, explorer https://testnet.arcscan.app. mainnet is chain 5042.

how do i add arc to metamask? custom network with the parameters above, or one click from pmav.fun when you connect.

is testnet usdc worth anything? no. it is practice money on the real infrastructure. real usdc lives on mainnet: how to bridge usdc to arc.

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