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Official sources · 2-hour checks36 unique updates; last checked Sep 23, 2026, 2:00 PM UTC.Source policy →
Arc ecosystem

Sep 23, 2026, 12:30 PM UTC

Introducing Interop on Arc: Crosschain Liquidity Without the Complexity

Meet Interop on Arc, the multi-asset stack for unified balances, native crosschain transfers, third-party token wrapping, and new asset issuance on Arc.

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Arc ecosystem

Sep 22, 2026, 12:30 PM UTC

StableFX Is Live on Arc: Always-On FX Is Here

StableFX is live on Arc, bringing institutions 24/7 onchain FX that reduces trapped capital, settlement risk, and operational overhead across global markets.

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Arc ecosystem

Sep 21, 2026, 12:30 PM UTC

cirBTC Is Now Live on Arc

Circle Wrapped Bitcoin (cirBTC) brings bitcoin (BTC) liquidity to Arc, helping institutions use BTC across lending, trading, collateral, and capital markets.

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Arc ecosystem

Sep 21, 2026, 10:18 AM UTC

Sponsored Transactions on Arc with USDC as Gas

Build gasless USDC flows on Arc. How EIP-3009 relayers, ERC-4337 paymasters, and EIP-7702 delegation work when gas is USDC. Read our guide to learn how.

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Arc ecosystem

Sep 18, 2026, 12:30 PM UTC

Arc Portal: The Easiest Place To Get Started on Arc

See how Arc Portal makes it easier to fund wallets and agents, swap assets, earn, and discover apps — all in one unified experience.

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Arc ecosystem

Sep 17, 2026, 2:00 PM UTC

Build a USDC Revenue-Splitting App with Arc Studio, No Code Required

Arc Studio is an onchain coding agent that lets you turn ideas into onchain apps in natural-language. See how it can be used to build a USDC revenue-splitting app.

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Arc ecosystem

Sep 17, 2026, 12:30 PM UTC

Introducing Arc Studio: The Onchain Coding Agent

Meet Arc Studio, an AI-powered coding agent that helps developers and non-technical teams create onchain apps in minutes.

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Arc ecosystem

Sep 16, 2026, 10:32 AM UTC

Arc Mainnet Is Live: The Economic OS for the Internet

Arc Mainnet is live: 24/7 stablecoin FX, institutional RWAs, DeFi markets, and AI-ready developer infrastructure. A complete financial platform at genesis. Start building.

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Arc ecosystem

Sep 15, 2026, 9:49 PM UTC

The Unfinished Business of Finance, Machine Commerce, and Global Money: A Request For Builders

Arc tackles the infrastructure constraints holding programmable money back. Here are four frontiers where the best builder opportunities sit.

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Arc ecosystem

Sep 10, 2026, 11:35 AM UTC

Arc Compatibility Guide for Existing EVM Apps

Learn what changes when porting an existing EVM app to Arc, from native USDC and value transfers to indexing, testing, and finality.

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Arc ecosystem

Sep 4, 2026, 12:55 PM UTC

How Goldsky Brings Real-Time Onchain Data to Arc

Goldsky brings indexing, real-time streaming, RPC, and onchain execution to Arc, giving builders a direct path from onchain events to application-ready data.

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Arc ecosystem

Sep 4, 2026, 10:54 AM UTC

Supporting Arc in Wallets: One Balance, USDC Fees, and Complete History

Learn how to support Arc in your wallet, including one USDC balance, USDC network fees, transaction status, and complete history indexing.

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Arc ecosystem

Aug 31, 2026, 11:49 AM UTC

USDC for Every Action: How Arc Simplifies Building Onchain

Learn how Arc uses USDC as the native gas asset, so developers can keep familiar EVM tooling while simplifying onchain payments and UX.

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Arc ecosystem

Jul 30, 2026, 1:42 AM UTC

Unified Balance Kit: How Auto-Allocation Picks Which Chain Balances spend( ) Uses

How Unified Balance Kit picks source chains, reserves fees, and builds burn intents when you omit explicit allocations on spend(). Read our guide and start building.

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Arc ecosystem

Jul 29, 2026, 7:17 PM UTC

How Hibachi Is Bringing FX Price Discovery to Arc

Hibachi is building an FX spot and perps venue on Arc, combining zk-verified settlement with deterministic finality for institutional-grade onchain FX. Read to learn how.

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Arc ecosystem

Jul 20, 2026, 10:11 PM UTC

Meet the Arc Track Winners from ETHGlobal Cannes Hackathon and What We Learned

At ETHGlobal Cannes, 142 builders across 69 teams built on Arc Testnet, competing for $15,000 in USDC prizes across four tracks. Meet the winners.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

App Kits: A Suite of SDKs to Build Onchain

Build stablecoin apps faster with Arc App Kits. Bridge USDC, swap, and enable monetization with a single unified SDK across multiple chains and wallets.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

Arc’s Deterministic Finality: the Bespoke Consensus Layer Built Using Malachite

Arc’s bespoke consensus layer, based on Malachite and Tendermint, delivers deterministic, sub-second finality via a few key design choices. Learn more.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

Arc’s Quantum-Resistant Design and Roadmap: Why It Matters

See how Arc’s phased roadmap brings post-quantum readiness to wallets, smart contracts, validators, and onchain financial infrastructure.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

Build Institutional Grade Prediction Markets on Arc | Arc Blueprints

See how Arc can help builders create usable, credible prediction markets with stablecoin gas, FX support, and compliance-ready infrastructure.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

Building Send, Swap, and Bridge Flows with App Kit

Build payment and liquidity workflows with App Kit. Integrate send, swap, and USDC bridge flows across chains with a single SDK.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

How Arc Can Support 24/7 Onchain FX | Arc Blueprints

Arc is designed to support institutional-grade foreign exchange (FX) that runs onchain. Learn how it works, why it’s different, and what it unlocks.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

How Arc Supports Asset Tokenization | Arc Blueprints

See how Arc enables compliance-ready, programmable, and liquid asset tokenization with deterministic finality, stablecoin-native execution, and more.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

How Arc Supports Capital Markets Settlement | Arc Blueprints

Explore how Arc helps upgrade post-trade infrastructure with atomic DvP and near-instant settlement times with a single, unified programmable layer.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

How Arc Supports Cross-Border Payments | Arc Blueprints

Explore how Arc enables real-time, onchain cross-border payments with stablecoin-native settlement, deterministic finality, and predictable fiat-denominated fees.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

How Arc Supports Lending and Borrowing | Arc Blueprints

Discover how Arc can power stablecoin-native lending with advantages such as deterministic finality and composability for next-gen onchain credit apps.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

How Arc Supports Onchain Credit Markets | Arc Blueprints

See how Arc enables programmable, compliance-ready onchain credit systems using stablecoins, identity credentials, and reputation signals to power new global lending models.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

How Arc Supports the Agentic Economy | Arc Blueprints

Build for the agentic economy on Arc. Enable autonomous agents to transact onchain with USDC gas, deterministic finality, and programmable settlement.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

How Arc Supports Treasury Management | Arc Blueprints

Build real-time, programmable treasury workflows with Arc. Improve cash visibility, automate payouts, and move funds globally with stablecoins.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

How Gas Works on Arc

Learn how Arc uses USDC as native gas and a fee‑stability mechanism to deliver low, predictable transaction costs to support stablecoin finance.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

Introducing Arc House and the Architects Program

Join the Arc community hub, Arc House, and explore the Architects program to unlock opportunities, connect with others, and grow your impact in the Arc community.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

Meet the Arc Track Winners from the HackMoney 2026 Hackathon, and What We Learned

ETHGlobal HackMoney 2026 recap: Arc winners and insights on chain-abstracted USDC, global payouts, and agentic commerce as a liquidity hub.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

Open Sourcing Arc: Run Your Own Arc Node and Bug Bounty Program

Arc open sources testnet code, launches a HackerOne bug bounty, and enables any team to operate their own Arc node to strengthen security ahead of mainnet.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

Running an Agentic Economic Flow on Arc with ERC-8183

See how an agentic economic flow works on Arc with clear job definitions, stablecoin escrow, evaluator-based resolution, and stronger agent identity and trust.

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Arc ecosystem

Jul 20, 2026, 8:18 PM UTC

Unified Balance Kit: One Integration for Unified USDC Flows

Unified Balance Kit gives developers one SDK integration for unified USDC balance, fee estimation, and crosschain payouts across supported chains.

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Meme markets

Jul 17, 2026, 7:12 PM UTC

CASHCAT drawdown puts meme liquidity risk back in focus

A wallet-tracking report shows how quickly a large paper gain can reverse when a meme position remains concentrated and partly committed to liquidity.

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Meme markets

Jul 17, 2026, 1:40 PM UTC

A large WHYPE burn changes supply, not the full market picture

A report documented a burn of 99,755 WHYPE from an unidentified wallet. The supply event is verifiable context, but it does not establish demand or future price direction.

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Arc ecosystem

Jul 14, 2026, 8:16 PM UTC

Building Where It Matters: Arc as a Catalyst for Circle Grant Recipients in Africa and the Global South

Meet the Circle Developer Grant recipients using Arc to build stablecoin payments, FX, and banking infrastructure across Africa and the Global South.

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Security

Jul 11, 2026, 2:23 PM UTC

The BONK governance incident highlights the cost of voter apathy

A security brief linked a disputed BONK DAO proposal to accumulated voting power, showing why token governance needs active monitoring and clear emergency controls.

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Arc ecosystem

Dec 18, 2025, 12:00 AM UTC

Arc details the engineering behind predictable testnet finality

Arc’s reliability note describes chaos testing, workload generation, and a target cadence near 500 ms while stressing that the public testnet is still evolving.

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Arc ecosystem

Nov 17, 2025, 12:00 AM UTC

Arc’s USDC model exposes one balance through two interfaces

On Arc, native USDC pays gas with 18-decimal EVM units while its ERC-20 interface uses 6 decimals for application logic. They represent the same underlying asset.

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Arc ecosystem

Oct 28, 2025, 12:00 AM UTC

Arc Public Testnet opened deployment to all builders

Circle’s Arc announcement moved the network into public testnet, opening contract deployment and application testing while keeping all assets experimental.

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