web3 hackathons
29 openweb3 hackathons for ai and crypto builders
find live web3 hackathons with source-listed prizes, crypto tracks, on-chain agents and dated submission windows.
target keyword
web3 hackathons
web3 hackathons move fast, but the worthwhile ones still have a clear sponsor, a real judging process and a dated submission window.
this page filters the live index for blockchain, crypto, payments, DeFi, agents and protocol-adjacent hackathons.
faq
what web3 tracks show up here?
expect protocol apps, smart contracts, wallets, DeFi, on-chain agents, payments and creator tooling.
do web3 hackathons pay in cash or tokens?
some pay cash and some pay tokens or credits. Tensor Hack lists the prize value visible at the source.
can ai projects enter web3 hackathons?
yes, especially agents, payments, identity, marketplace automation and data verification projects.
web3 hackathons for ai and crypto builders listings
29 / 29 open
NEW York 2025
ETHGlobal
NEW York 2026
ETHGlobal
Ethonline 2025
ETHGlobal
Brainwave 2026 X402 Blockchain Track
ACTS EDC
Lisbon 2026
ETHGlobal
Hackmoney 2026
ETHGlobal
Buenos Aires
ETHGlobal
Open Agents
ETHGlobal
Cannes 2026
ETHGlobal
Keeperhub - Agents Onchain Hackathon
DoraHacks host
NEW Delhi
ETHGlobal
NTU Innovatex Hackathon 2026
nanyang technological university
Flare Summer Signal
DoraHacks host
Rampamble
kit
Team1 Africa - Mini Hack | Agentic AI ON Avalanc
Avalanche Foundation
Muba Blockchain Hackathon
Devfolio host
Creative Minds JAM #1: Hong Kong
DoraHacks host
Weex AI Wars II：人类 VS AI
DoraHacks host
Weex AI Wars II：人類 VS AI
DoraHacks host
Weex AI Wars II: Rise OF Intelligence
DoraHacks host
Ethonline 2026
ETHGlobal
Munichtech Innovation Hackathon 2026 Build APP
DoraHacks host
Evorozen Apex: Nextgen AI Buildathon
DoraHacks host
Tokyo 2026
ETHGlobal
TUM Blockchain & AI Hackathon
Devfolio host
BLI Legal Tech Hackathon 2
DoraHacks host
Mumbai
ETHGlobal
Hackathon 2026 Challenge
DoraHacks host
Algobharat Regional Hackathons
DoraHacks host
related categories
related tracks
ai hackathons
82 live listings
prize money
114 live listings
online hackathons
94 live listings
$100k prizes
18 live listings
india hackathons
136 live listings
genai hackathons
12 live listings
beginner hackathons
46 live listings
student hackathons
68 live listings