# 21st: Infrastructure and UI building blocks for the agentic internet | 21st

> Type: Organization (business)
> Verified: yes
> Last updated: 2026-05-19
> Canonical: https://ida.washinmura.jp/aeo-shop-180980

## Company
- Trade name: 21st: Infrastructure and UI building blocks for the agentic internet | 21st
- Official website: https://21st.dev
- Country: JP

## AI Agent Resources
- Profile page: https://ida.washinmura.jp/aeo-shop-180980
- JSON API: https://ida.washinmura.jp/api/v1/entity/aeo-shop-180980

## BEVN Crawler Entry Points
- IDA: https://ida.washinmura.jp/llms.txt | https://ida.washinmura.jp/sitemap.xml
- AEO: https://aeo.washinmura.jp/llms.txt | https://aeo.washinmura.jp/sitemap.xml
- AI News: https://ainews.washinmura.jp/llms.txt | https://ainews.washinmura.jp/sitemap.xml

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