China market data / Market Data
MARKET-DATA API

China A-Share Market Data API

Bring prices, volume, valuation and market events into one interface for market review, screening, factor research and monitoring.

Create a free API key View endpoint documentation
01

Core coverage

Daily prices, valuation, adjustments and technical factors

02

Research use

Margin trading, top lists and limit-up/down events

03

Extended capability

REST API, Python SDK, MCP and Skills access

REST API

Start querying with one request

Every endpoint uses consistent authentication, security symbols, and JSON responses. The same API key works with Python SDK, MCP, and REST API.

curl "https://quantsonar.com/v1/market/daily?symbol=600519.SH&start_date=20260101" \
  -H "X-API-Key: qs_your_key"
AVAILABLE DATA

Market Data endpoints

FREEDaily OHLC bars/v1/market/daily PRODaily valuation metrics (PE/PB/turnover/market cap)/v1/market/fundamentals PROAdjustment factors/v1/market/adj-factor PROTechnical indicators/v1/market/technical-factors EXPERTTechnical indicators Pro (adjusted prices + full set)/v1/market/technical-factors-pro PROMargin trading detail/v1/market/margin PROBlock trades/v1/market/block-trade PRODragon-Tiger list (stocks)/v1/market/top-list PRODragon-Tiger list (institutional seats)/v1/market/top-inst PROShareholder count/v1/market/shareholders PROMajor shareholder trades/v1/market/holder-trade PROLimit-up/down list/v1/market/limit-list PROConcept sector indices/v1/market/concepts PROConcept sector constituents/v1/market/concept-members
EXPLORE THE DATA ATLAS

Combine more research data

Explore prices, ETFs, financials, flows, indices, and realtime information, then combine results through consistent public fields. Review pricing and rate limits before choosing a plan.

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