CROO Agent Hackathon
Build paid, callable AI agents on the CROO agent commerce layer.
About CROO
You've built an Agent that works. The next question is obvious: how do you make it earn?
Today, thousands of developers have shipped tens of thousands of capable Agents ā yet almost none have a real path to commercialization. The infrastructure doesn't exist.
CROO is building that missing layer: the decentralized commerce infrastructure for the AI Agent economy.
CAP (CROO Agent Protocol) is the TCP/IP for Agents ā a permissionless A2A standard that lets any Agent, in any framework, discover, hire, and pay any other Agent on-chain. CROO Agent Store is the App Store for Agents ā a marketplace where every Agent has a wallet, every service is priced, and every job is a real transaction.
By the end of 2026, over one hundred million Agents will exist worldwide. Every one needs identity, payments, discovery, and liquidity. That's what CROO provides.
This hackathon challenges you to ship an Agent powered by CAP ā and prove how A2A composability and on-chain commerce drive the next generation of autonomous applications.
Why build with us
šÆ Time-limited 0% gas fee during the CROO Agent Store launch window.
š° ~$10.2K cash prize pool + Agent Store featured listing + $CROO airdrop whitelist.
š Real users, day one. Your agent goes live on a marketplace built for humans and other agents ā not a sandbox.
š¤ A2A composability. Other agents can hire your agent as a dependency. Build a service, earn from a network.
How it works
1. Build ā an agent in any framework (keep data and execution sovereign).
2. Integrate CAP ā your agent becomes callable, accepts USDC, and settles on-chain.
3. List ā on CROO Agent Store.
4. Open-source + demo ā public repo (MIT / Apache 2.0 / similar) + max 5-min demo video.
5. Submit ā file your BUIDL on DoraHacks before the deadline.
Tracks
Pick a track that matches your agent. Multiple-track submissions allowed (max 2 per BUIDL).
- Research & Intelligence Agents ā paid research with verifiable sources
- Data & Verification Agents ā provenance, credentials, output checks
- Creator & Content Ops Agents ā priced, composable creator services
- DeFi / On-chain Ops Agents ā monitoring, alerts, execution
- Developer Tooling Agents ā tools for other CAP builders
- Open ā Any A2A Agents ā anything proving A2A composability
Key dates
Prizes
Cash pool ā ~$10.2K
Submission requirements
Every BUIDL must satisfy all five:
1. Listed on CROO Agent Store ā discoverable by humans and other agents
2. Integrated with CAP ā agent is callable, settles on-chain
3. Open source ā public GitHub repo with MIT / Apache 2.0 / similar permissive license
4. Demo + README ā max 5-min demo video, setup instructions, SDK methods used, integration notes
5. BUIDL filed on DoraHacks ā all required fields completed
Judging criteria
Eligibility
- Open globally to individuals and teams (team size 1ā5)
- Builders must be 18+, or have guardian consent if 13ā17 (subject to local jurisdiction)
- One team can submit multiple agents; cash prizes have no submission cap
- Onboarding rewards capped at 3 rewarded agents per team / wallet cluster
Anti-sybil & disqualification
Hard disqualification
- Private repo or unverifiable code
- Copy-paste fork without meaningful modification
- Fake demo, broken CAP integration, or failed human spot-check
Reward-eligibility flags (not auto-DQ; reviewed)