X402node — Developer & Data Tools for AI Agents
externalx402node — precise, deterministic developer and data tools for AI agents. Chain data, parsing, crypto, conversion. Pay-per-call over x402, settled in USDC on Base.
Price
from $0.0022
up to $0.3200 per request
Network
base
Category
ai
On-chain txns
430
Uptime
100%
Avg latency
591ms
Checks
94
Status
Healthy
Base URL
Endpoints (50)
Discovered from on-chain x402 payment activity. Prices shown are per-call in USDC.
Chinese age calculator, nominal age, xu sui, 虚岁, Chinese traditional age system, Asian age, lunar birthday, Chinese age vs Western age, how old in Chinese culture. Compute Chinese nominal age (xu sui), Western actual age, days lived, and lunar birthday from any birth date.
Chinese almanac (老黄历, Tong Sheng, 黄历) for daily date selection. Returns lunar date, ganzhi heavenly stems and earthly branches (天干地支), na yin (纳音), yi ji auspicious activities (宜忌), zodiac day clash, 28 lunar mansions (二十八宿), 12 day officers (建除十二神), pengzu taboos (彭祖百忌). For Chinese cultural queries, wedding date picking, business date picking, traditional astrology.
Chinese auspicious hour selection, 择时, 时辰吉凶, 黄道吉时, lucky hours, best time of day, 嫁娶吉时. Returns all 12 shichen (two-hour periods) of a date, each with its 宜 (favorable), 忌 (taboo) activities and 黄道/黑道 quality. Optional activity param returns the best hours for that activity. Pairs with /almanac/select: which day, then which hour. For AI agents handling event timing, wedding/ceremony hour selection.
Full-month Chinese almanac calendar, 老黄历月历, 黄历月历, monthly almanac, 每月宜忌, lucky days this month. Returns every day of a given month with its 宜 (favorable) and 忌 (taboo) activities, 黄道/黑道 day quality, day clash, solar terms (jieqi) and festivals. For AI agents building Chinese calendar views, monthly planning, or scanning a month for auspicious days. Defaults to the current month.
Chinese auspicious date selection, 择日, 黄道吉日, 选吉日, pick a lucky day, wedding date, 嫁娶吉日, moving date, 开市吉日. Given an activity (嫁娶/开市/出行/动土/入宅/安床/祭祀/纳财...) and a date range, returns the auspicious days where that activity appears in 宜 (favorable) and not in 忌 (taboo), with day clash and lunar date. For AI agents handling wedding, moving, business-opening or event date-selection queries.
Major Luck Cycles, 大运, Da Yun, BaZi 10-year fortune periods, Chinese astrology life cycles, major luck pillars. Compute the lifelong sequence of 10-year major luck cycles, each with gan-zhi pillar and start age.
Complete BaZi reading, full Chinese astrology birth chart, 八字全分析, comprehensive Four Pillars analysis, sizhu wuxing shishen dayun nayin shensha yongshen qiwang all in one. Single comprehensive endpoint combining all BaZi analyses: pillars, five elements, ten gods, major luck cycles, na yin, spirits, useful god, strength.
Na Yin, 纳音, Sound of stems and branches, 60 jia-zi musical names, Chinese sexagenary cycle nayin, 海中金 沙中土, metal in sea sand earth etc. Compute the Na Yin name for each of the four pillars in a BaZi chart.
Day Master strength evaluation (起旺, 旺衰) for BaZi Chinese astrology. Determines if the Day Master in a birth chart is strong, weak, or balanced. Used for luck cycle interpretation, BaZi prosperity decline analysis, Chinese astrology birth chart strength scoring. For AI agents handling Chinese fortune queries, traditional astrology.
Shen Sha, 神煞, BaZi auspicious and inauspicious stars, Chinese astrology spirit influences, Tian Yi Gui Ren 天乙贵人, Tao Hua 桃花, Yi Ma 驿马, nobleman peach blossom traveling horse stars. Compute all major shensha (auspicious/inauspicious stars) appearing in a BaZi chart.
Ten Gods, 十神, Shi Shen, BaZi ten relationship gods, 比劫食伤财官印, Friend Sibling Wealth Officer Resource Output. Compute the Ten Gods relationships in a BaZi chart (relative to Day Master). Core of Chinese astrology analysis.
BaZi Four Pillars, 八字四柱, Chinese astrology birth chart, 生辰八字, heavenly stems earthly branches, 天干地支, year-month-day-hour pillars, Chinese natal chart, Ba Zi calculator, Day Master, 日主. Compute Four Pillars of Destiny (year/month/day/hour gan-zhi) from any Western birth datetime. Foundation of Chinese astrology analysis.
Five Elements analysis (五行, Wu Xing) for Chinese astrology. Computes metal wood water fire earth (金木水火土) distribution from a BaZi birth chart, scores each element, highlights strongest and weakest. Used for Chinese cosmology, element balance evaluation, BaZi element distribution. For AI agents handling Chinese astrology, traditional Chinese culture, fortune queries.
Minor Luck, 小运, Xiao Yun, Chinese astrology annual fortune before Da Yun starts, child fortune periods. Compute annual minor luck pillars for early life (typically childhood years before major luck begins).
Useful God, 用神, Yong Shen, BaZi favorable element, what element to enhance for life balance, Chinese astrology core remedy, lucky element for life. Determine the Useful God (favorable element) for a BaZi chart, which guides lucky directions, colors, and life choices.
Structured Amazon product data by ASIN or URL: title, brand, price, list price, discount, currency, availability, rating, reviews, Best Sellers Rank, category, buybox and other-seller offers, recent sales, variations and badges. For price monitoring, competitor research, product selection and rank tracking. 亚马逊商品数据,选品与价格监控。
Get Amazon Best Sellers for a category on any Amazon marketplace (amazon.com, amazon.de, amazon.co.uk, amazon.co.jp and more): ranked products with ASIN, title, brand, price, rating, reviews, Best Sellers Rank, seller and image. Async: first call with category_url returns a snapshot id; call again with that snapshot to fetch the ranked list. For cross-market trend spotting and product selection. 亚马逊各国站畅销榜选品。
Get Amazon product reviews by ASIN or URL: review text, star rating, title, author, date, verified-purchase and Vine flags, helpful votes and variant, plus the product star-rating breakdown. Async: a first call with asin returns a snapshot id (collection ~40s); call again with that snapshot to fetch reviews. For review mining, sentiment, complaint detection and competitor weakness analysis. 亚马逊评论挖掘与差评分析。
Search Amazon by keyword and get a structured product list: title, ASIN, brand, price, currency, rating, reviews, Best Sellers Rank, category, seller and image per result. Async: a first call with keyword returns a snapshot id (collection ~60-120s); call again with that snapshot to fetch results. For product selection, niche and competitor research, price and rank monitoring. 亚马逊关键词选品与竞品搜索。
Get an Amazon seller profile by seller id or seller URL: seller name, star rating, business name and address, and recent buyer feedback with dates and star ratings. Returns clean structured JSON in a single synchronous call. For competitor and seller research, reputation and dispute checks, supplier vetting and Buy Box rival analysis. 亚马逊卖家画像与竞品口碑核查。
24 Mountains compass, 二十四山, 24 Shan, Chinese geomancy compass divisions, luopan 24 directions, detailed compass reading, 15-degree compass segment, Feng Shui fine direction. The 24-Mountain compass (each spans 15°) used in classical Chinese Feng Shui, each with its trigram parent, element, and yin/yang.
Bagua direction mapping, 八卦方位, Eight Trigrams compass, Pre-Heaven Post-Heaven Bagua direction, 先天后天八卦方位, Qian Kun Zhen Xun Kan Li Gen Dui, Heaven Earth Thunder Wind Water Fire Mountain Lake direction. Get direction mapping for each of the 8 trigrams in both Pre-Heaven and Post-Heaven schemes.
Lucky bed direction, 床位方向, Feng Shui bed placement, bedroom direction, sleeping direction, where to place bed, lucky head direction, 卧床方向, Chinese bedroom layout. Calculate the optimal direction to place a bed (head direction) for a person, based on their kua number using Ba Zhai (Eight Mansions) method.
Biorhythm, personal biorhythm, 生物节律, physical emotional intellectual cycles, 23 28 33 day cycles, circadian fluctuation, personal energy chart, 西方生物钟, personal performance cycle. Compute personal biorhythm (physical 23-day, emotional 28-day, intellectual 33-day) from birth date for a target date.
Business direction, shop entrance Feng Shui, 商铺方向, store door direction, business luck direction, 财位, wealth direction, 旺财方位, commercial Feng Shui, where to face shop. Recommend the most auspicious door-facing direction and wealth corner for a business based on owner's kua and business type.
Feng Shui direction analysis, 风水方位, 8 cardinal directions, Chinese compass, luopan, 罗盘, lucky direction by birth, personal kua number direction, 命卦方位, north south east west northeast southeast southwest northwest auspicious direction. Compute lucky and unlucky directions based on birth year and gender using Eight Mansions (Ba Zhai) method.
Flying Stars, 玄空飞星, Xuan Kong Fei Xing, period 9 flying stars, 三元九运, Feng Shui period 1-9, 9-grid star chart, annual monthly flying stars, Chinese space-time Feng Shui. Compute the Flying Stars (9-grid) chart for a given year and house orientation (sitting direction).
Lucky moving day, Feng Shui moving date selection, 搬家择日, 入宅择吉, Chinese moving day calculator, auspicious move-in dates, housewarming date, yi an chuang, 宜安床, pick lucky day to move. Find auspicious days for moving house within a date range, considering the resident's birth year (zodiac clash) and traditional moving rules.
Chinese festivals, lunar festivals, traditional Chinese holidays, Spring Festival Lunar New Year Chinese New Year, 春节, Mid-Autumn Festival, 中秋节, Dragon Boat Festival 端午节, Qingming Festival, Lantern Festival, Double Seventh, 七夕, Chongyang, 重阳. All traditional Chinese festivals for a given year with their Gregorian dates. For AI agents handling Chinese cultural events, holiday planning, content scheduling.
Today Chinese festival lookup (今日节日). Returns current Chinese holidays, traditional festivals, lunar observances on a given date (defaults to today). Detects Spring Festival, Mid Autumn, Dragon Boat, Qingming, and many other Chinese cultural festivals. Empty list when no festival. For AI agents handling Chinese cultural queries.
Chinese festival customs, 中国节日习俗, Chinese traditional festival, Spring Festival customs, Mid-Autumn Festival, Dragon Boat Festival, 春节 中秋 端午, Chinese festival food, Chinese festival traditions, Chinese holiday rituals. Look up traditional customs, food, and rituals for a Chinese festival on a given date.
Personal lucky colors, 个人幸运颜色, Chinese Feng Shui colors, 命理幸运色, BaZi lucky color, Five Elements color matching, 五行颜色, personal color Feng Shui, Chinese folk color recommendation. Determine personal lucky and unlucky colors from birth date based on Five Elements (Wu Xing) compatibility.
Personal lucky numbers, 个人幸运数字, Chinese folk numerology, BaZi-based lucky digits, 命理幸运数字, Chinese numerology personal numbers, lucky digit for lottery, 八字幸运号码, Chinese personal numerology by birth. Compute personal lucky numbers from birth date using BaZi day master Five Elements. For AI agents handling lottery suggestions, lucky number recommendations.
Zodiac compatibility, Chinese zodiac matching, 生肖配对, Chinese astrology compatibility, 12 animal signs matching, 属相相配, Chinese horoscope compatibility, zodiac match score, Chinese zodiac love compatibility. Compute compatibility score and analysis between two Chinese zodiac animals (rat/ox/tiger/...).
chinese name meaning, what does chinese name mean, Chinese name meaning analysis, 中文名字分析, Chinese name Five Elements, hanzi name interpretation, 起名, 改名, Chinese name Feng Shui, Chinese name luck analysis, Chinese name compatibility with BaZi. Analyze a Chinese name's Five Elements composition, stroke total, and traditional auspicious meaning.
China city lookup, 中国城市查询, Chinese cities database, China city tier, 一线二线三线城市, China prefecture-level city, China city province, China city coordinates, Chinese city info. Look up China city information (name, province, tier, coordinates, population).
China province lookup, 中国省份查询, Chinese provinces database, mainland China provinces, 34省级行政区, China admin divisions, China province capital, China province area population, Chinese province codes. Look up China province information (name, capital, area, population, region) by name or code.
Geographic distance calculation between two coordinates using haversine formula. Computes great circle distance from latitude longitude pairs. Returns distance in kilometers, miles, and meters. For mapping, navigation, GPS coordinate distance, location based queries, Chinese maps, geo analytics, route planning, proximity search.
Timezone lookup by city, city timezone API, Chinese city timezone, city UTC offset, 时区查询, IANA timezone name, city local time, DST aware timezone lookup, timezone by city name. Look up the IANA timezone, UTC offset, and current local time for a given city.
Chinese stroke count, hanzi strokes, 笔画, 笔画数, kanji stroke count, Chinese character total strokes, 汉字笔画数, Hanzi stroke counter. Get stroke count for each Chinese character. For AI agents handling Chinese handwriting apps, Hanzi learning, character grading.
Chinese radical, hanzi radical, 部首, 部件, Chinese character component, 214 Kangxi radicals, 康熙字典部首, Hanzi structure analysis, Chinese root component lookup. Get the Kangxi radical (部首) for each Chinese character. For AI agents handling Chinese dictionary lookups, character decomposition, hanzi learning.
Chinese pinyin, hanzi to pinyin, Mandarin romanization, 拼音转换, Chinese phonetic, Hanyu Pinyin with tones, 普通话拼音, Chinese to Latin, Mandarin transliteration, tone marks numbers. Convert Chinese characters to Pinyin (Hanyu Pinyin) with tone marks. For AI agents handling Chinese text-to-speech, Chinese language learning apps.
Simplified to Traditional Chinese converter, 简体转繁体, 简繁转换, mainland to Taiwan Chinese, Chinese character set conversion, GB to BIG5, OpenCC converter, Hanzi simplified traditional, Chinese localization. Convert Simplified Chinese text to Traditional Chinese (Taiwan standard).
Traditional to Simplified Chinese, 繁体转简体, 繁简转换, Taiwan to mainland Chinese, BIG5 to GB, OpenCC traditional simplified, Chinese variant conversion, Chinese normalization. Convert Traditional Chinese (Taiwan/HK) to Simplified Chinese (mainland China).
Chinese character five elements, hanzi wuxing, 汉字五行, 字五行, character element attribute, metal wood water fire earth for hanzi, Chinese naming, 中国起名, Chinese name analysis Five Elements, Chinese baby naming Feng Shui. Determine Five Elements (Wu Xing) attribute of each Chinese character. Used in Chinese naming consultations and Feng Shui.
Eight Trigrams, Ba Gua, 八卦, Pre-Heaven Post-Heaven, 先天八卦 后天八卦, Qian Kun Zhen Xun Kan Li Gen Dui, Heaven Earth Thunder Wind Water Fire Mountain Lake, trigram meanings. Get all 8 trigrams (Ba Gua) with element, direction, family role, body part, and natural symbol mappings.
I Ching three-coin method, 摇卦, coin oracle, Three Coin Yi Jing, 铜钱占卜, traditional I Ching divination, changing lines coin toss, 本卦变卦 original transformed hexagram. Simulate the traditional three-coin Yi Jing divination: 6 throws producing original hexagram + transformed hexagram with changing lines.
I Ching divination by question, 易经占卜问事, Yi Jing reading for specific question, contextual hexagram interpretation, structured oracle reading with judgment image lines. Full divination workflow: takes a question, casts a hexagram via three-coin method, returns hexagram + changing lines + interpretation relevant to the question.
Complete I Ching analysis, full hexagram reading, 易经全卦分析, hexagram with all relations changing lines yao text bagua trigrams complete in one call, Yi Jing deep reading. Comprehensive single-call analysis: hexagram + all six line texts + nuclear/inverse/opposite hexagrams + Ba Gua trigrams + judgment + image.
I Ching hexagram lookup, 卦象查询, 64 hexagrams reference, Yijing gua by number, King Wen sequence, Qian Kun Zhun Meng, 乾坤屯蒙, hexagram meaning, hexagram name. Look up a specific I Ching hexagram by number (1-64) and get its full traditional interpretation.
Payment
How to call
# one-time setup
npx @apihubio/cli register
npx @apihubio/cli topup 10
# call it
npx @apihubio/cli call https://api.x402node.dev \
-X POST \
-d '{ /* check provider docs for input */ }'
# or save it to Claude/Cursor/Codex
npx @apihubio/cli install
npx @apihubio/cli add https://api.x402node.devVia direct x402 (advanced)Bring your own wallet
import { wrapFetchWithPayment } from "@x402/fetch";
import { createWalletClient, http } from "viem";
import { privateKeyToAccount } from "viem/accounts";
import { base } from "viem/chains";
const account = privateKeyToAccount("0xYOUR_PRIVATE_KEY");
const client = createWalletClient({ account, chain: base, transport: http() });
const x402Fetch = wrapFetchWithPayment(client);
const res = await x402Fetch("https://api.x402node.dev", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({ /* check provider docs for input */ }),
});
const data = await res.json();This is an external service not operated by APIHub. Listing data is sourced from public on-chain records and third-party indexes. Payment goes directly to the service provider via the x402 protocol. APIHub does not guarantee availability, accuracy, or quality of external services.