Data

cn402

cn402.com

cn402 is a pay-per-call API for Chinese calendar and culture data: lunar and solar calendars, jieqi, BaZi astrology, I Ching, feng shui, hanzi to pinyin and simplified/traditional conversion, TCM references and China geo lookups. Priced from $0.002 to $0.16 in USDC on Base and Solana.

Back to x402 service market

Amazon product details by ASIN.

GET

https://api.cn402.com/ecom/asin

Amazon bestsellers list.

GET

https://api.cn402.com/ecom/bestsellers

Amazon product reviews.

GET

https://api.cn402.com/ecom/reviews

Search Amazon products.

GET

https://api.cn402.com/ecom/search

Convert Chinese characters to pinyin.

GET

https://api.cn402.com/hanzi/pinyin

Query parameters

Convert simplified Chinese to traditional.

GET

https://api.cn402.com/hanzi/s2t

Query parameters

Convert traditional Chinese to simplified.

GET

https://api.cn402.com/hanzi/t2s

Query parameters

I Ching hexagram line (yao) reading.

GET

https://api.cn402.com/iching/yao

Query parameters

Telegram channel data lookup.

GET

https://api.cn402.com/tg/channel

Query parameters

Zhou Gong dream interpretation.

GET

https://api.cn402.com/zhanbu/zhougong

Query parameters

Service information

Provider: cn402.com
Category: Data
Uptime (30 days): 100%
Avg response time (30 days): 70 ms
Information updated: Sep 11, 2026

Transactions · 30 days

Volume: 37.08 USDC
Transactions: 1,679
Payer addresses: 53

Based on Base USDC records and updated hourly. This does not represent fulfilled sales.

Service tags

chinese

calendar

culture

lunar

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