This competition has ended and results are out.
Results were announced on October 7, 2026. The information below is kept for reference.
Slapjam AI — The World’s Largest AI Game Jam 2026
Slapjam AI — The World’s Largest AI Game Jam 2026 is a hackathon organized by Slapjam AI. Submissions closed on September 30, 2026 (UTC). These details come from the organizer's official information, last checked on September 29, 2026.
Overview
Slapjam is a 48-hour online AI game jam focused on rapid game creation with generative AI. Participants build a portrait mobile browser game, may use AI across multiple production areas, and must disclose the tools used.
Who Can Enter?
Open to participants worldwide.
Eligibility details: Open worldwide. Participants may enter solo or as a team.
- Participant types
- Open to All
- Entries
- Individual and team entries
- Entry fee
- Free to enter.
Categories and Tracks
Listed under AI Games & Interactive, and also relevant to Creative AI Applications. Competition format: Hackathon.
Prize and Benefits
The organizer lists: 1st USD 250; 2nd USD 100; 3rd USD 50; 4th USD 50; 5th USD 50, plus sponsor tool prizes. USD 500 cash prizes + sponsor prizes
Important Dates
- Submissions open
- September 28, 2026
- Submission deadline
- September 30, 2026 (UTC)
- Results announced
- October 7, 2026
- Event dates
- September 28, 2026 – September 30, 2026
Dates follow the organizer's stated timezone (UTC). The organizer lists a date without an exact closing time.
AI Tool and Model Rules
AI tools are allowed for code, art, music, voices and 3D. Entrants must disclose the AI tools used.
Review the official rules for the complete submission terms.
Submission Requirements
Submit a portrait-oriented mobile HTML5 browser game through itch.io and disclose AI tools used.
Source Verification
Verified via official source
We last verified this listing against the organizer's official page on September 29, 2026.
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