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Data Selection · API Integration · Production Engineering

Market Data API Selection & Integration Guide

Built for financial developers. Practical guides on stock, forex, commodity, and global index market data selection, REST/WebSocket integration, Python examples, and troubleshooting.

Read Integration TutorialsExplore AllTick Data Services
cURL Request & Response Example
cURL

Request

Run in terminal
curl -sG "https://quote.alltick.co/quote-stock-b-api/trade-tick" \
  --data-urlencode "token=${ALLTICK_API_TOKEN:-YOUR_API_TOKEN}" \
  --data-urlencode 'query={"trace":"demo-1","data":{"symbol_list":[{"code":"700.HK"},{"code":"AAPL.US"}]}}'

Mock Response

{
  "ret": 200, "msg": "ok", "trace": "demo-1",
  "data": {
    "tick_list": [
      { "code": "700.HK", "price": "398.20", "tick_time": "1712648400000" },
      { "code": "AAPL.US", "price": "228.45", "tick_time": "1712648400000" }
    ]
  }
}

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Featured Tutorials

Core guides on real-time quotes, persistent WebSocket connections, and authentication debugging

All Tutorials →
Integration TutorialsWebSocketPythonReconnect

Python WebSocket Market Streaming: Auto-Reconnect Guide

Build a production-ready Python WebSocket client with market subscriptions, periodic heartbeats, exponential backoff, and automatic resubscription.

By AllTick

6 min read

API SelectionStock SelectionCoverageChecklist

Stock Market Data API Selection: Developer Checklist

Evaluate equity market data APIs across six core dimensions: market coverage, data types, protocols, rate limits, historical depth, and licensing.

By AllTick

6 min read

TroubleshootingTroubleshooting401 Auth429 Rate Limit

Market Data API Diagnostics: 401 Auth & 429 Rate Limits

Systematically diagnose 401 authentication failures and 429 rate limits by inspecting HTTP status, business return codes, token scope, and QPS.

By AllTick

6 min read

Selection by Asset Class

Symbol formats, spread characteristics, and trading session evaluation across financial markets

About AllTick Data Services

Code examples on this site use AllTick market data endpoints. AllTick delivers forex, equities, commodities, and global index data via unified REST and WebSocket protocols for developers, quant teams, and fintech firms. It is a pure data service and does not provide trade execution or investment advice.

Product OverviewMarket CoveragePlans & Limits

Integration Roadmap

  1. Verify Coverage

    Check target markets, symbol formats, and data types

  2. Get API Token

    Register on AllTick official site and obtain your API Token

  3. First API Call

    Run your first real-time trade tick query in Python

Recently Updated

Continuously synced with production debugging and engineering best practices

View All Docs →
API SelectionStock SelectionCoverageChecklist

Stock Market Data API Selection: Developer Checklist

Evaluate equity market data APIs across six core dimensions: market coverage, data types, protocols, rate limits, historical depth, and licensing.

By AllTick

6 min read

API SelectionREST vs WSREST APIWebSocket

REST vs WebSocket for Market Data: Architecture Guide

Compare REST polling and WebSocket streaming across latency, quota consumption, implementation complexity, and hybrid market data architectures.

By AllTick

6 min read

API SelectionHK Stocks700.HKMechanics

HK Stock Market Data API: Pre-Integration Checklist

Essential checks before integrating Hong Kong equities: ticker formatting (700.HK), trading sessions, lunch breaks, holidays, and licensing.

By AllTick

4 min read

API SelectionForex SpreadBid / AskTick Data

Forex Pricing: Demystifying Bid, Ask, and Spreads

Understand Bid, Ask, mid-price, and pip spread calculations in FX market data feeds, and learn how to avoid floating-point pitfalls in code.

By AllTick

6 min read

API SelectionGold & MetalsXAUUSDSpot & Futures

Gold Market Data: Clarifying Symbols and Pricing Specs

Distinguish spot gold (XAU/USD), gold futures, and domestic gram-denominated contracts, and verify symbol conventions and units before coding.

By AllTick

6 min read

Editorial Notice

This portal serves as a technical guide for market data APIs. Refer to official AllTick pages for live product specs, plans, and parameters.About UsContact Support