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:
An AI skincare shopping agent: it reads your skin, builds a routine, fills your bag and opens PayPal checkout, but you approve every payment.
Khataz is an AI-powered financial management platform that helps companies and stores track debts, manage payments, and organize business records efficiently. It integrates AI and PayPal in it.
Turn Dubai property enquiries into qualified leads with multilingual AI on Telegram, PayPal Sandbox intent deposits, and a clear handoff to agents.
An AI shopping agent that reads your skin with YouCam, builds a routine around your scores, shows real shades on your own face, and checks out with PayPal.
Trace payment data from source to insight: a PayPal sandbox investigation workspace with tested dbt pipelines, record lineage, data-quality checks, and evidence-grounded NVIDIA AI.
Live-stream selling where buyers just talk. AI follows "+1, the blue one from before, M… actually L" to the right order and collects with PayPal, within the limit the buyer chose.
Give AI agents a budget, not the wallet. Veto checks every cart against policy, asks a person when it crosses a line, and lets PayPal capture only what was approved.
Recommendation emails your customers can pay from. Claude picks the moment, the product and the reason; one tap opens PayPal checkout at today's price.
An AI night-shift front desk for small inns. When a typhoon grounds every flight, Gemini finds the stranded guests and PayPal invoices close the loop, with a human approving every dollar.
AI sellers compete for your order. You say what you want, PayPal holds your budget as proof you can pay, and a trick detector throws out cheaters. You only pay the best honest offer.
NeedBridge AI connects people in need with donors and volunteers through AI-powered aid matching, ensuring transparent payments, reliable support, and fair distribution of community resources.
Your phone is the remote for your laptop — now it can also approve what your laptop pays, with an AI that parses and a human that says yes.
AI proposes defences for PayPal checkout pages against skimming attacks, and a verifier proves each fix blocks the attack while PayPal checkout still works, before a human approves it.
An AI shopping agent that tracks price drops on e-commerce items and automatically checks out via PayPal APIs.
An AI-powered payment assistant that analyzes transactions, summarizes spending patterns, flags unusual activity, and integrates PayPal Sandbox for secure test payments.
One mission. One budget. One checkout.
Test a new subscription price without the fear. AI designs the options, real PayPal checkouts collect the proof, and guardrails stop any price that starts losing customers.
AI marketplace empowering Tubas farmers to sell crops with smart pricing and instant PayPal checkout
An AI dispute desk for small PayPal sellers: it reads each dispute, files the evidence through PayPal's Disputes API, and asks the seller before crossing their line.
An AI-powered customer retention platform that turns subscription cancellations into opportunities by understanding customer needs and generating personalized retention strategies.
An AI payment copilot that turns invoices and natural-language requests into secure, user-approved, verifiable PayPal payments.
Talk-to-your-money AI financial copilot powered by Groq, PayPal Invoicing & Orders v2, and AG Grid for real-time natural language small business operations.
An AI agent that assembles your purchase inside a hard budget, explains every choice — and cannot move a cent through PayPal until a human approves its exact plan.
AgentProof AI checks whether an AI-selected purchase really matches what the user asked for before PayPal payment, helping users avoid unwanted products, subscriptions, or extra costs.
