Caiyai has a new address

Our new official website is https://www.caiyai.com. Please bookmark it in your browser. You can continue using this site during the transition.

Visit www.caiyai.com
Featured

Hackathons

Every event, every theme, every corner of the world.

2,644 results
Reddit’s Games with a Hook Hackathon
Ended
$40K
Online·Online
redditreddit

Reddit’s Games with a Hook Hackathon

Reddit’s Games with a Hook Hackathon is a open Devpost hackathon. Submission window: Jun 17 - Jul 15, 2026.

AI & MLGamingAR / VR
Jun 16, 20261.6K
Build Beyond Hackathon
Ended
$500
Online·Online
BuildBeyondBuildBeyond

Build Beyond Hackathon

Devpost public event. Submission period: Jun 18 - Aug 16, 2026. Official prize: $500. Official page: https://build-beyond-hackathon.devpost.com/

Jun 17, 20261.1K
Africa Deep Tech Challenge 2026
Ended
$17K
Online·Online
Africa Deep Tech FoundationAfrica Deep Tech Foundation

Africa Deep Tech Challenge 2026

Africa Deep Tech Challenge 2026 is a open Devpost hackathon. Submission window: Jun 17 - Aug 25, 2026.

AI & MLProductivityEducation
Jun 16, 2026570
Hack The Limit
Ended
$350
Online·Online
HackTheLimitHackTheLimit

Hack The Limit

Devpost public event. Submission period: Jun 18 - Aug 30, 2026. Official prize: $350. Official page: https://hack-the-limit-1.devpost.com/

Social ImpactProductivity
Jun 17, 2026497
NeuralSprint
Ended
$150
Online·Online
NeuralSprintNeuralSprint

NeuralSprint

Devpost public event. Submission period: Jun 18 - Aug 24, 2026. Official prize: $150. Official page: https://neuralsprint.devpost.com/

AI & MLSocial ImpactEducation
Jun 17, 2026469
Sieberrsec CTF 7.0
Ended
$6,700
Online·Online
sieberr.livesieberr.live

Sieberrsec CTF 7.0

Upcoming public CTF event from CTFtime. Format: Jeopardy.

AI & MLWeb3 & CryptoOpen Source
Jun 16, 202694
GDGoC Hackathon
Ended
$100
Online·Online
GDGoC FPTUGDGoC FPTU

GDGoC Hackathon

Online, Jun 17 - 29, 2026

Jun 16, 202628
GDGoC Hackathon
Ended
$100
Online·Online
GDGoC FPTUGDGoC FPTU

GDGoC Hackathon

GDGoC Hackathon is a open Devpost hackathon. Submission window: Jun 17 - 29, 2026.

AI & MLAR / VR
Jun 16, 202625
AI Builders Hackathon 2026
Ended
TBA
Online·Online
DyndoxDyndox

AI Builders Hackathon 2026

Build Products. Launch Startups. Create the Future. The AI Builders Hackathon 2026 is a national-level innovation challenge for students, developers, creators, aspiring founders, a...

AI & MLSocial ImpactProductivity
Jun 17, 2026118
NeuralSprint
Ended
TBA
Online·Online
NeuralSprintNeuralSprint

NeuralSprint

Machine Learning (ML) hackathon Online

AI & MLEducationAR / VR
Jun 17, 20260
Build Beyond Hackathon
Ended
TBA
Online·Online
Build Beyond HackathonBuild Beyond Hackathon

Build Beyond Hackathon

Tech hackathon Online

Jun 17, 20260
面向智能营销的目标客群拓展(Lookalike)算法挑战赛
Ended
CN¥10K
Online·Online
科大讯飞股份有限公司科大讯飞股份有限公司

面向智能营销的目标客群拓展(Lookalike)算法挑战赛

在广告投放、用户增长、推荐营销等业务场景中,企业通常已经沉淀了一批高价值用户,这部分用户可能体现为高转化、高活跃、高付费或高商业价值人群。如何基于这批已知高价值用户,在更大规模的候选人群中识别出“更可能成为未来高价值用户”的目标对象,是智能营销和精细化运营中的核心问题之一。 官方联系方式:AICompetition@iflytek.com。

AI & ML
Jun 17, 2026294

Loading…