Live Test API
Try out the Query String Builder with a live request and see the response in real-time.
API Request
API Response
12345678910{ "status": "ok", "error": null, "data": { "queryString": "name=John%20Doe&age=30&city=New%20York&interests=coding&interests=music&interests=travel", "fullURL": "?name=John%20Doe&age=30&city=New%20York&interests=coding&interests=music&interests=travel", "encoded": true, "paramCount": 4 } }
Multiple Access Methods
REST API with multiple response formats, GraphQL, and MCP for AI agents
View all integrationsJSON
JavaScript Object Notation
XML
Extensible Markup Language
YAML
Human-readable data format
CSV
Comma-separated values
GraphQL
Query language for APIs
MCP
AI agent integration
Skip the HTTP calls. Use our official packages
Integrate faster with type-safe SDKs and comprehensive documentation
View all integrationsRelated APIs
Explore other data conversion APIs that complement the Query String Builder
Frequently Asked Questions
Get answers to common questions about the Query String Builder API
Who built the Query String Builder API?
The Query String Builder API is built and maintained by APIVerve. All 300+ APIs on our platform are developed in-house by the APIVerve team, ensuring consistent quality, unified authentication, predictable pricing, and enterprise-grade reliability backed by our 99.9% uptime SLA. We handle the infrastructure, maintenance, and updates so you can focus on building your application.
What does the Query String Builder API do?
Query String Builder converts JSON objects into properly formatted URL query strings with optional encoding. The API returns structured data in JSON, XML, or YAML format, making it easy to integrate into any application or workflow.
How fast is the Query String Builder API?
The Query String Builder API has an average response time of 198ms, with a median (p50) of 191ms and 99th percentile of 246ms. Our infrastructure maintains 99.9% uptime with servers distributed globally for low latency.
How much does the Query String Builder API cost?
Each call to the Query String Builder API uses 1 credit. The free tier includes 100 credits per month. Paid plans start at $29.99/month with higher limits, and enterprise plans offer custom pricing with priority support.
How do I authenticate Query String Builder API requests?
Include your API key in the request header as X-API-Key: your_key_here. All requests are made over HTTPS for security. You can get your API key by signing up for a free account.
What HTTP methods does Query String Builder support?
The Query String Builder API supports POST requests. Use POST for sending larger payloads or complex data structures. Check our documentation for detailed parameter specifications.
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