Build in Public on Arc

[image] Crypto payments have a billion-dollar problem: once you send @USDC, there's no refund. No chargeback. No buyer protection. That’s why most real-world businesses still won’t accept it. @circle just solved it. The Refund Protocol - on-chain escrow, three refund paths (including

[image] Most people choose a chain based on hype, ecosystem size, or incentives. We chose @Arc for a different reason: it aligns with how we think stablecoins should actually work. When you build around stablecoins long enough, you start to notice the same pattern, the problem isn’t

[video] Why @Arc might just fix the biggest UX failure in all of crypto. 90% of new users abandon before their first transaction. Not because crypto is hard. Because they received $500 in @USDC and got told "insufficient funds for gas." They had the money. The chain wouldn't let them

[image] App Kit: From 200 Lines to 6 on @Arc I published a deep dive on Arc House breaking down what App Kit actually does under the hood, and how it compresses a full CCTP integration into a single function call. Even if you're new to cross-chain, you’ll understand how the whole flow

[image] Single-sign USDC bridging across 20+ chains on @Arc - powered by Forwarding Service. I just published a deep dive on Arc House breaking down how we built this into XyloBridge - and how the entire flow works under the hood. You sign once. That’s it. Circle’s Orbit relayer

[image] I’ve researched and taken notes on the most important aspects of an Agentic Commerce system. You can find the detailed breakdown below and feel free to check it out.

[image] Anatomy of a Cross-Chain USDC Transfer on @Arc I published a post on Arc House breaking down how CCTP actually works under the hood - the full burn-attest-mint flow when you move USDC to Arc. Even beginners can easily understand the flow after reading this post. Most people

[video] Bridging on @arc is smooth and seamless with Circle CCTP Just shared my thoughts on the community forum Check it out:

[image] Just got accepted into the @arc Architects program Building two Africa-first protocols on Arc: AgoraFX — autonomous AI agent for African FX prediction markets @KudiArc — stablecoin FX swap & remittance for 10 African countries I am excited to keep contributing & building on ARC

[image] Name another chain other than @Arc that had Goldman Sachs, BlackRock, HSBC, Deutsche Bank, Visa, Mastercard, Coinbase, and Robinhood in its ecosystem before it even launched mainnet. I'll wait. @Arc currently has over 100 institutional partners building, integrating, or

[image] i think it’s time to share what i’ve been working on. introducing genetia, a prediction markets app built on @arc, with market outcomes resolved by @genlayer. the idea is simple: > users can suggest or trade on yes/no markets around real-world events across crypto, politics,

[image] Arcana Markets Update We received valuable feedback including a review from @arclens_app on the leaderboard, portfolio, and activity and we’ve fixed it. Here’s the new update: Activity now shows all trades from April 7. Portfolio loads seamlessly on any device, any browser.

[image] Sup guys, how’s it going? I hope you are all doing well, i just launched an app called Sparrow on @arc What it is: A decentralized exchange built on Arc, currently running on testnet. Features: Token swap USDC < - >EURC on Arc testnet via Circle app kit + @lifiprotocol

[image] getting super bored as arc ambassador and local chapter lead in arc house USA. to many boring side bar discussions happening on agentic private nanopayment rails for industry web4 and x402. the $10T energy industry prefers .csv see you irl for possibly a couple local chapter

[video] you asked for short-term markets and they’re finally LIVE!! New predictions just dropped on Arcana Markets , powered by @arc network. → will $BTC close above $80k in 3 days? → will Arsenal reach the UCL final? → will ETH close above $2400 in 7 days? I guess we will find

[video] I just set up an @arc local testnet from scratch on Windows — and it WORKS. 🔥 What's running: ✅ 6 nodes live (5 validators + 1 full node) ✅ Sub-second finality (~520ms block time) ✅ 81.5 tx/s under load ✅ MetaMask connected & sending txs ✅ Grafana + Blockscout + Prometheus

[video] Do you think Argentina can lift the World Cup this year? 🇦🇷🏆 I just placed my prediction on @_Vision_arc, an onchain, open prediction market. Built on @arc Join in here: Let’s see how this plays out 👀

[video] I just explored @TowerExchange on @arc testnet • An AI-powered DEX aggregator • Recurring orders help users automatically buy or sell assets on a schedule with AI help if needed • Portfolio tracking shows profits, losses & positions with AI help 👉

[image] Are you building on @Arc? Come hang out on discord Tomorrow at 1pm EST (GMT-5) and show us for our show and tell stream! I will be live on stage and you can show what you've built. 5 minute slots depending on how many volunteers! Please come join us and show your work! Learn

[image] ERC-8183 is now live on Arc Testnet, an open standard for the agentic economy @TxnSheng released a new video and post in Arc House. Check it out!

[image] Earlier today with over 500 ARCHITECTS in attendance, I was privileged to present our @swaparc_app dapp during the office hours in @arc discord. A Deep explanation on how our PRIVPAY feature on Swaparc was made as well as why we need Privacy in Payments for handling Bills and

[image] Are you building on @Arc? Come hang out on discord Tomorrow at 1pm EST (GMT-5) and show us for our show and tell stream! I will be live on stage and you can show what you've built. 5 minute slots depending on how many volunteers! Please come join us and show your work! Learn

[image] Architects, we are still early 👀 Just finished installing the Circle AI Agent and funded my wallet directly through the CLI. Smooth setup, real utility, real rails. Now it’s time to put the agent to work and start giving it tasks 🔥 Arc and @circle is steadily shaping what

[image] Most chains are sleeping on the biggest security threat in crypto history. I went deep into the quantum computing timeline - what it means for ECDSA, why "harvest now, decrypt later" attacks are already happening, and how @Arc is the ONLY L1 shipping post-quantum cryptography