CVCerebral Valley · hackathons
Built with Claude: Japan 2026 (Anthropic online hackathon)
prizes$50,000
Max 5x plan + $500 Claude API credits per participant; $50,000 in API credits for winners
OrganizerAnthropic and Cerebral Valley
Prize pool$50,000 in Claude API credits for winners, plus Max 5x and $500 API credits for every selected participant
FormatOnline · Japan (residents only)
DatesNov 2 - Nov 10, 2026
DeadlineEnds 26 Oct 2026
Applycerebralvalley.ai
Apply on the Cerebral Valley event page by October 26, 2026 at 23:59 JST. It is Anthropic’s first nationwide online hackathon in Japan, open to Japan residents only, with up to 250 selected participants and teams of up to 2 (every member applies). It runs online from November 2 to November 10, 2026.
anyone
Builder Perks is an independent directory and is not affiliated with Cerebral Valley. Apply only on the official site (cerebralvalley.ai) — we never collect applications, logins or payments.
Apply on official site: cerebralvalley.ai ↗VerifiedLast verified 21 Oct 2026
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- Official source — https://cerebralvalley.ai/e/built-with-claude-japan2026
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Expires: 26 Oct 2026 · Added 21 Oct 2026 · found via
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