Stock SDK

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Changelog ​

This page records the version update history of Stock SDK.

1.6.1 (2026-01-25) ​

New Features ​

Rate Limiting & Protection

  • Added request rate limiter (rateLimit): Token bucket algorithm with configurable requests per second and burst capacity
  • Added User-Agent rotation (rotateUserAgent): Node.js only, reduces risk of being identified as the same client
  • Added circuit breaker (circuitBreaker): Automatically pauses requests on consecutive failures to prevent cascade failures (disabled by default, requires explicit configuration)

Infrastructure

  • Added general-purpose memory cache module with TTL expiration and LRU eviction

1.6.0 (2026-01-24) ​

New Features ​

Dividend Data

  • Added A-share dividend details API getDividendDetail, supporting historical dividend records covering 20+ dimensions including cash dividends, share transfers, financial indicators (EPS, BPS, net profit YoY, etc.), key dates, and distribution progress

1.5.0 (2026-01-18) ​

New Features ​

Technical Indicators

  • Added 5 new technical indicators: OBV (On Balance Volume), ROC (Rate of Change), DMI/ADX (Directional Movement Index), SAR (Parabolic SAR), KC (Keltner Channel)
  • Improved documentation and Playground demos for indicator functions

Batch Query Enhancements

  • getAShareCodeList, getUSCodeList parameters upgraded to options object for flexible filtering:
    • simple: Remove exchange/market prefix
    • market: Filter by market
  • getAllAShareQuotes, getAllUSShareQuotes now support market parameter for filtering quotes

1.4.5 (2026-01-15) ​

Changes ​

Default Adjustment Type Changed

  • Default price adjustment for all K-line APIs changed from backward adjustment (hfq) to forward adjustment (qfq)
  • Affected APIs: getHistoryKline, getHKHistoryKline, getUSHistoryKline, getMinuteKline, getKlineWithIndicators

1.4.4 (2026-01-14) ​

Improvements ​

  • Code optimizations to reduce bundle size

1.4.3 (2026-01-08) ​

Improvements ​

Request Method Optimization

  • Support configuration of error retry policies, including retry count, retry interval, etc.
  • Optimized error handling to provide more detailed error information.
  • Support custom headers and userAgent.

Unit Test Structure Optimization

  • Separation of integration/unit tests.
  • Added MSW mock layer to intercept real requests for unit testing.

Cache Optimization

  • In-memory caching for code lists/trading calendars: Reduces duplicate requests.

1.4.2 (2026-01-07) ​

New Features ​

Search Functionality

  • Added stock search API search, supporting search by code, name, and pinyin for A-shares, HK stocks, and US stocks

1.4.1 (2025-12-29) ​

New Features ​

Extended Data

  • Added A-share trading calendar API getTradingCalendar

1.4.0 (2025-12-26) ​

New Features ​

Board Data

  • Added industry board APIs: getIndustryList, getIndustrySpot, getIndustryConstituents, getIndustryKline, getIndustryMinuteKline
  • Added concept board APIs: getConceptList, getConceptSpot, getConceptConstituents, getConceptKline, getConceptMinuteKline

Improvements ​

Playground

  • Added board data API demonstrations
  • Playground now supports local development mode, allowing direct reference to local source code for debugging

1.3.1 (2025-12-24) ​

Improvements ​

Documentation Improvements

1.3.0 (2025-12-23) ​

New Features ​

K-Line Data

  • Added HK and US stock history K-line APIs getHKHistoryKline, getUSHistoryKline (daily/weekly/monthly)
  • Added APIs to get all US and HK stock real-time quotes getAllUSShareQuotes, getAllHKShareQuotes (with concurrency control and progress callback)

Technical Indicators

  • Added one-stop indicator API getKlineWithIndicators (auto-fetch K-line and calculate indicators)
  • Added MA calculation functions calcMA (supports SMA/EMA/WMA), calcSMA, calcEMA, calcWMA
  • Added indicator calculation functions calcMACD, calcBOLL, calcKDJ, calcRSI, calcWR, etc.

Improvements ​

  • Added i18n support for Chinese and English documentation

1.2.0 (2025-12-18) ​

New Features ​

K-Line Data

  • Added A-Share history K-line API getHistoryKline (daily/weekly/monthly, data source: East Money)
  • Added minute K-line API getMinuteKline (1/5/15/30/60 minutes)
  • Added today's timeline API getTodayTimeline

Improvements ​

  • Completely restructured API documentation with clearer table format

1.1.0 (2025-12-12) ​

Features ​

Real-time Quotes

  • A-Share/Index full quotes getFullQuotes
  • A-Share/Index simple quotes getSimpleQuotes
  • HK stock quotes getHKQuotes
  • US stock quotes getUSQuotes
  • Mutual fund quotes getFundQuotes

Extended Data

  • Fund flow getFundFlow
  • Large order ratio getPanelLargeOrder

Batch Query

  • All A-Share code list codeList
  • Get all A-Share real-time quotes getAllAShareQuotes (with concurrency control and progress callback)
  • Batch get quotes by codes getAllQuotesByCodes
  • Batch mixed query batchRaw

Features

  • Zero dependencies, lightweight
  • Supports both browser and Node.js 18+
  • Provides both ESM and CommonJS module formats
  • Complete TypeScript type definitions

Version Specification

Stock SDK follows Semantic Versioning.

  • Major: incompatible API changes
  • Minor: backward-compatible new features
  • Patch: backward-compatible bug fixes

Released under the ISC License.

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