Updated Oct 26, 2026
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BREAKING: Circle Drops ARC Whitepaper, 10B Token Supply, Summer Mainnet

BREAKING: Circle just published the official ARC token whitepaper. Total supply: 10 billion. Mainnet target: this summer.

By Corinne Ashford2 min read
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Key takeaways

  • Circle published the official ARC token whitepaper, setting a total supply of 10 billion tokens and targeting a mainnet launch this summer.
  • ARC's supply is allocated 60% to ecosystem development, 25% locked for protocol build-out, and 15% to long-term reserve.
  • ARC is the native token of Arc, Circle's incoming Layer 1 blockchain, with USDC remaining the chain's anchor asset.
  • ARC's pre-sale raised $222 million, and its testnet has processed 2.441 billion transactions since October 2024.
  • ARC starts with 2-3% inflation for validator and staker rewards, offset by a fee model that auto-converts gas paid in any crypto to ARC and burns the remainder.

BREAKING: Circle just published the official ARC token whitepaper. Total supply: 10 billion. Mainnet target: this summer.

JUST IN: 60% of the supply heads to ecosystem development. Another 25% is locked for protocol build-out. The final 15% sits in long-term reserve.

The USDC issuer is moving past stablecoins. ARC is the native token of Arc, Circle's incoming Layer 1.

Pre-sale already pulled $222 million. Institutional demand is clearly live.

Initial inflation is set at 2 to 3 percent. Validators and stakers get the rewards. That bucket is meant to lock the network down fast.

Now the fee model: users pay gas in any supported crypto. The protocol auto-converts to ARC behind the scenes. Validators take a cut. The rest gets burned.

Translation: more network usage means more ARC torched. The whitepaper calls it a counterweight to the inflation start.

Testnet numbers are loud. Since October 2024, Arc has processed 2.441 billion transactions. That's a serious dry run before mainnet.

The strategic shift is hard to miss. Circle is going from stablecoin printer to full Layer 1 operator. USDC stays the anchor asset on the chain.

Market read: Arc plants Circle directly across from Ethereum, Solana, and the rest of the L1 pack. The 60% ecosystem slice signals an aggressive grants and developer pipeline.

The fee-to-burn loop is the structural twist. Pay in anything, sink ARC. If usage scales, supply tightens. That's the bet.

Reaction inside the industry is already shifting. Layer 1 launches are not rare. Layer 1 launches backed by the company behind $60B-plus of stablecoin float are.

Cross-chain stablecoin flow could route through Arc by default. USDC issuance and Arc settlement become one stack. That tightens Circle's grip on the rails.

Watch list: validator set composition, day-one ecosystem grants, any signal on listing venues for ARC, and the exact mainnet date.

Risk read: token unlock cadence, validator concentration, and how aggressively that 25% protocol bucket gets spent.

Bottom line: Circle is no longer just the USDC company. Mainnet drops this summer. The market gets a new L1 with a built-in stablecoin moat.

More to come.

Frequently asked

What is ARC and who is behind it?

ARC is the native token of Arc, an incoming Layer 1 blockchain from Circle, the company that issues the USDC stablecoin.

How is the 10 billion ARC supply distributed?

60% goes to ecosystem development, 25% is locked for protocol build-out, and 15% is held in long-term reserve.

How does Arc's fee model work?

Users pay gas in any supported crypto, the protocol auto-converts it to ARC, validators take a cut, and the rest is burned, so more network usage burns more ARC.

How much did the ARC pre-sale raise?

The ARC pre-sale raised $222 million, which the article cites as a sign of live institutional demand.

When is Arc's mainnet launching?

Circle is targeting a mainnet launch this summer.