All active grants, bounties, and hackathons from the Arc and Circle ecosystem — updated and curated for builders.
Milestone-based funding for teams building production-grade apps on Arc & Circle platform. Focus areas: payments, treasury, FX, agentic economy.
HackerOne-hosted security bounty for Arc testnet. Submit reproducible findings on network safety, liveness, or correctness. Test locally only.
Build real products on Arc in 4 weeks. Top teams win places in an 8-week accelerator programme with weekly workshops, 1-1 mentorship, and a direct path to launch. Use Circle's full dev stack — Wallets, CCTP, Gateway, Paymaster, Nanopayments.
The official Arc + Circle hackathon. Build on the stablecoin commerce stack — payments, treasury, agentic economy, FX. Online + in-person. Running Apr 14 – Jul 13.
Arc sponsoring $15,000 in bounties for builders powering the next era of onchain lending, capital markets, FX, and payments. In-person ETHGlobal hackathon in Cannes.
Next major ETHGlobal in-person hackathon. Circle & Arc expected to sponsor bounty tracks. Build on Arc testnet for prizes.
In-person Arc builder meetup in Buenos Aires. Network with local builders, share projects, and explore Arc ecosystem opportunities in Latin America.
Build AI agents that trade, invest, create, and interface with markets, settled on Arc using USDC. Winners: Mimir Markets (AI Oracle prediction market), Precall (USDC-bonded prediction calls, 68% win rate), Archimedes (quant finance + arXiv research system). All projects open source.
Two-week builder series for AI agents that pay, receive, and orchestrate nanopayments — settled on Arc. $50K prize pool. Six published Requests for Builders (RFBs) with concrete buildable angles.
In-person ETHGlobal hackathon. Circle sponsored Arc-track bounties for stablecoin payments, wallets, and onchain financial apps.
Hybrid hackathon using Circle Nanopayments + Arc for sub-cent agentic transactions. $10,000 prize pool. Online + SF on-site finale.
155 teams built on Arc Testnet. $10,000 USDC awarded across 3 tracks: chain-abstracted USDC apps, global treasury systems, agentic commerce.
Get personalized guidance on which grant or hackathon fits your project — straight from the Arc & Circle Intelligence Hub.
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