Devpost
Participate in our public hackathons
Devpost for Teams
Access your company's private hackathons
Grow your developer ecosystem and promote your platform
Drive innovation, collaboration, and retention within your organization
By use case
Blog
Insights into hackathon planning and participation
Customer stories
Inspiration from peers and other industry leaders
Planning guides
Best practices for planning online and in-person hackathons
Webinars & events
Upcoming events and on-demand recordings
Help desk
Common questions and support documentation
Sort by:
Reads Google Drive invoices (or uploaded) and matches them with PayPal payments, flagging unpaid bills and discrepancies so small businesses spend less time reconciling.
LOCIM is an AI-native freelance marketplace that turns a plain-words idea into a structured project, matched freelancer and PayPal-protected milestones.
AI-powered civic action engine: YOLOv8 and Groq detect and triage environmental hazards from photos, with municipal SLA escalation and PayPal escrow crowdfunding for verified repairs.
A trust layer for AI-powered commerce that combines PayPal payments, deterministic verification, tamper-evident proof of acceptance, and adversarial AI audits to prevent unsafe payment decisions.
Payment that releases when the work passes.
A payout pipeline that survives being killed halfway through — and pays exactly once.
Six friends, one studio booking, everyone pays their own share.
One API that smart-routes payments across PayPal Sandbox + 4 channels, with explainable AI fraud detection.
Milestone billing where "invoice paid" is a real dependency: AI drafts the plan, you approve each PayPal invoice, and the schedule moves itself when PayPal confirms a payment.
Agree on done. AI drafts the checklist, people review the evidence, and PayPal payment unlocks the exact website source version the client accepted.
Every agent payment, signed and undeniable.
An AI agent inside WhatsApp that runs group collections for weddings, funerals and hospital bills with PayPal, and shows everyone where every dollar went.
An AI agent that guards a charity's money: it takes PayPal donations, an AI decides what to disburse under hard code guardrails, a human approves every payout, and every move is hash-chained to IPFS.
An AI shopping assistant that finds products and checks out with PayPal — just chat.
Turn messy refund conversations into sourced AI findings, clear questions and an approved, independently verified PayPal refund.
An agent that resolves a changed order into a verified refund and a contractor payout, and resumes safely if it is interrupted.
An AI-powered payment assistant that uses intelligent agents to help users make smarter, safer, and more personalized payment decisions.
AI-driven travel commerce where travelers chat with AI to discover, select and book travel experiences, with integrated digital payments.
When a client asks for “one more thing”, AI checks it against your agreement, you set the price, and PayPal gets you paid: invoice, checkout, payouts.
Turn plain English into real PayPal transactions: an LLM produces a structured intent, a deterministic router calls the PayPal APIs. The model never touches money.
Your agent chooses. Your mandate decides.
Pal cares, Pal cuts, Pal claims. An AI pal for a mother's hardest month: plans the baby's needs, cuts what isn't needed, pays through PayPal, and finds the help she's owed.
Sounds you can reshape, reseed, remix. Each sound is a little program with knobs, and one PayPal order books every creator's share.
An evidence-first payment desk: reconcile a PayPal order, expose duplicate or conflicting events, and validate an AI-proposed next step before a human acts.