FoxData Open API
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  1. 4. Kerword research Services
  • I. Quick Start
    • 1. API Overview
    • 2. Quick Start
    • 3. Authorization
    • 4. Request & Response
    • 5. Rate Limiting
  • II. List of Interfaces
    • 1. application Services
      • 1001-App-Basic Info
      • 1002-App-Extended Info
      • 1003-App-Visibility Score
      • 1004-App-Apps by Same Developer
      • 1005-App-Ranking History
      • 1006-App-Featured Recommendations
      • 1007-App-Ratings & Reviews
      • 1008-App-Version History
      • 1009-App-Competitor Comparison
      • 1010-App-Competitor Bidding
      • 1011-App-Covered Keywords
      • 1012-App-Keyword Expansion
      • 1013-App-Bidding Keywords
      • 1014-App-Bidding Keyword Periodic Monitoring-Task Initiation
      • 1014-App-Bidding Keyword Periodic Monitoring-Task Retrieval
      • 1014-App-Bidding Keyword Periodic Monitoring-Data Retrieval
      • 1015-App-CPP Ad Creatives
      • 1016-App-App Tags
      • 1017-App-Download & Revenue Estimates
      • 1018-App-Smart Keyword Recommendations
      • 1019-App-Active Users
      • 1020-App-Basic Info (Advanced)
      • 1021-App-CPP Keywords
    • 2. Market Services
      • 2001-Market-Realtime Charts
      • 2002-Market-Global Chart Analysis
      • 2003-Market-Search Volume Charts
      • 2004-Market-Download & Revenue Charts
      • 2005-Market-Active Users & Customers
      • 2006-Market-App Release Monitoring
      • 2007-Market-Cleared Keyword Monitoring
      • 2008-Market-Cleared Ranking Monitoring
      • 2009-Market-App Delisting Monitoring
    • 3. ASA Services
      • 3001-Ad-Bidding Apps
      • 3002-Ad-Bidding Keywords
      • 3003-Ad-Bidding Keyword Analysis
      • 3004-Ad-CPPs
      • 3005-ASA Tab Rate Task
      • 3005-ASA Tab Rate Result
    • 4. Kerword research Services
      • 4001-Keyword Search
        POST
      • 4002-Keyword Expansion
        POST
      • 4003-Keyword Search Details
        POST
      • 4004-App-App Keywords
        POST
    • 9. Other Services
      • 9001-Paginated Query API
  • III. Data Dictionary and Definitions
    • 1. Application Classification Code
    • 2. Time and Location Information
    • 3. Regional Language Comparison Chart
    • 4. Explanation of Data Update Frequency
  • IV. Appendix
    • 1. Release Notes
    • 2. FAQ
    • 3. Contact and Support
  1. 4. Kerword research Services

4001-Keyword Search

POST
/app/search
Query ranked apps by keyword (rank, covered keywords, traffic share, rating, latest release, first release, etc.).

Request

Authorization
Add parameter in header
x-openapi-key
Example:
x-openapi-key: ********************
Body Params application/json

Example
{
  "appstore": "GP",
  "region": "CN",
  "device": "IPAD",
  "keyword": "武侠",
  "limit": "TOP_200"
}

Request Code Samples

Shell
JavaScript
Java
Swift
Go
PHP
Python
HTTP
C
C#
Objective-C
Ruby
OCaml
Dart
R
Request Request Example
Shell
JavaScript
Java
Swift
curl --location 'https://api.foxdata.com/apiv1/open-api/app/search' \
--header 'x-openapi-key: <api-key>' \
--header 'Content-Type: application/json' \
--data '{
  "appstore": "GP",
  "region": "CN",
  "device": "IPAD",
  "keyword": "武侠",
  "limit": "TOP_200"
}'

Responses

🟢200
application/json
Bodyapplication/json

Examples
{
  "requestParam": {
    "appstore": "GP",
    "region": "CN",
    "keyword": "武侠",
    "device": "IPAD",
    "limit": "TOP_200"
  },
  "result": [
    {
      "appId": "com.chillyroom.worldofkungfu.gp",
      "title": "大江湖之苍龙与白鸟",
      "icon": "https://image3.foxdata.com/gp-proxy/4bedB6C4FXiNRKTybXUgrPmUh2C7CjsIsJvCF-bZIeyWKclbR-HZ58DZFpv_Xzb6Skw",
      "subtitle": null,
      "usage": 0,
      "rank": 1,
      "rankChange": 0,
      "rankedKeywords": 7971,
      "install": 0,
      "ratingCount": 3736,
      "updateDate": 1741864943000,
      "releaseDate": 1741083603000
    }
  ],
  "creditsCost": {
    "requestCredits": 0,
    "baseCredits": 150,
    "extraCredits": 0,
    "totalCostCredits": 150
  },
  "next": null
}
Modified at 2026-06-25 05:44:00
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3005-ASA Tab Rate Result
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4002-Keyword Expansion
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