CNBizAPI Server

Query any Chinese company with one API call. REST API + MCP Server for AI Agents.

License: MIT

Features

• 🇨🇳 77M+ Chinese enterprises — covers ALL registered companies in China
• ⚡ MCP Native — works with Claude Code, Cursor, OpenClaw out of the box
• 🔄 Daily updates — data synced from official government registries (SAMR)
• 💰 Pay-per-query — free 200 queries/month, then from $0.057/query
• 🌍 Bilingual — all responses in Chinese + English
• 🔑 Self-service — register → API key → start querying in 60 seconds

Quick Start

1. Get Your Free API Key

curl -X POST https://api.cnbizapi.com/v1/auth/register \
 -H "Content-Type: application/json" \
 -d '{"email":"[email protected]","password":"your_password"}'

Save the api_key from the response (format: cbz_xxxx).

2. Add to Claude Code / Cursor

Add to your MCP settings:

{
 "mcpServers": {
 "cnbizapi": {
 "url": "https://mcp.cnbizapi.com/mcp",
 "headers": {
 "Authorization": "Bearer YOUR_API_KEY"
 }
 }
 }
}

3. Ask Your AI

• "Search for Tencent's company information"
• "查一下华为技术有限公司的股东信息"
• "Verify if USCC 91440300708461136T matches 腾讯科技 (深圳) 有限公司"

12 Tools

Tool	Description	Credits
search_company	Fuzzy search / 企业模糊搜索	Free
get_company_basic	Basic info (30+ fields) / 基本工商信息	Free
verify_company	2-element verification / 二要素验证	Free
get_shareholders	Shareholders / 股东信息	1
get_executives	Key personnel / 高管信息	1
get_investments	Investments / 对外投资	1
get_legal_risks	Legal risks / 法律风险	4
get_ip_pledge	IP pledge / 知识产权出质	2
get_annual_report	Annual report / 年报数据	4
get_branches	Branches / 分支机构	1
get_changes	Changes / 变更记录	1
get_company_full	Full profile / 全量画像	8

REST API

Base URL: https://api.cnbizapi.com/v1

# Search
curl -H "Authorization: Bearer YOUR_KEY" \
 "https://api.cnbizapi.com/v1/company/search?keyword=腾讯"

# Basic info
curl -H "Authorization: Bearer YOUR_KEY" \
 "https://api.cnbizapi.com/v1/company/basic?q=91440300708461136T"

# Full profile
curl -H "Authorization: Bearer YOUR_KEY" \
 "https://api.cnbizapi.com/v1/company/full?q=华为技术有限公司"

Pricing

Tier	Credits	Price	Per Credit
Free	200/month	$0	—
Starter	200	$19.99	$0.100
Pro	800	$59.99	$0.075
Business	3,500	$199.99	$0.057

Links

• 🌐 Website: cnbizapi.com
• 📖 API Docs: api.cnbizapi.com
• 🔌 MCP Server: https://mcp.cnbizapi.com/mcp

License

MIT