Hackathons and builder events that hand out API credits, compute and prizes. Every offer is checked against its official page.
Napster is an agentic AI platform whose API puts agents with video, voice and memory into apps, sites and phone lines. Its virtual Microsoft Ignite hackathon (entries open until Nov 30, 2026) gives $250 in Napster API credits to every entrant who completes a submission, with $500 to $1,000 in credits plus hardware for the top three.
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Geek Room is running a free, fully virtual global AI hackathon with Bifrost (by Maxim AI) as title partner and Tavily as track partner. Registration is open until 15 Nov 2026, problem statements go live 1 Nov and prototypes are due 15 Nov, with judging on 29 Nov.
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Vultr's online Agent Rush hackathon (Nov 3 to 8) gives every participant $200 in Vultr credits to build AI agents on its cloud.
Verified Oct 231 post on X
$200in credits
Meta's ten-day virtual AI hackathon (Oct 26 to Nov 4) gives each selected participant $150 in Meta Model API credits to build with, plus a shot at a $1M prize pool.
Released Oct 13Verified Oct 231 post on X
$150in API credits
Lexsi Labs is an AI research lab working on interpretability, alignment and tabular foundation models. Its free online AI safety hackathon (Nov 1 to 21, 2026, with Cohere Labs and Hugging Face) gives registered teams $20 in Hugging Face GPU credits, with $200 more for Demo Day finalists.
Released Oct 12Not verified yet1 post on X
Nebius is an AI cloud offering GPU infrastructure and Token Factory, a hosted inference service for open models. Entrants in its hackathon with NVIDIA can claim $25 in Token Factory credits, plus another $25 by joining the free Nebius Builders Program, while competing for $50,000+ in prizes.
Released Aug 26Verified Oct 251 post on X
Some promos are so fresh they might not be available in all regions yet. Looking at you, EU 🇪🇺