Chart Generator API

Chart Generator is a chart API that turns your data into chart and graph images. Supports bar, line, pie, doughnut, radar, polar area, scatter and bubble charts with customizable styling.

The Chart Generator API provides a simple, reliable way to integrate chart generator functionality into your applications. Built for developers who need production-ready chart generator capabilities without the complexity of building from scratch.

View API Details →

Available on:

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Quick Start

Using JavaScript

async function callChartGeneratorAPI() {
    try {
        const requestBody = {
    "type": "bar",
    "labels": [
        "Q1",
        "Q2",
        "Q3",
        "Q4"
    ],
    "datasets": [
        {
            "name": "Sales",
            "values": [
                50,
                60,
                70,
                180
            ]
        },
        {
            "name": "Revenue",
            "values": [
                100,
                200,
                300,
                400
            ]
        }
    ],
    "title": "Quarterly Report"
};

        const response = await fetch('https://api.apiverve.com/v1/chartgenerator', {
            method: 'POST',
            headers: {
                'x-api-key': 'YOUR_API_KEY_HERE',
                'Content-Type': 'application/json'
            },
            body: JSON.stringify(requestBody)
        });

        const data = await response.json();
        console.log(data);
    } catch (error) {
        console.error('Error:', error);
    }
}

callChartGeneratorAPI();

Using cURL

curl -X POST "https://api.apiverve.com/v1/chartgenerator" \
  -H "x-api-key: YOUR_API_KEY_HERE" \
  -H "Content-Type: application/json" \
  -d '{
    "type": "bar",
    "labels": [
        "Q1",
        "Q2",
        "Q3",
        "Q4"
    ],
    "datasets": [
        {
            "name": "Sales",
            "values": [
                50,
                60,
                70,
                180
            ]
        },
        {
            "name": "Revenue",
            "values": [
                100,
                200,
                300,
                400
            ]
        }
    ],
    "title": "Quarterly Report"
}'

Get your API key: https://apiverve.com

📁 For more examples, see the examples folder

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Installation

Choose your preferred programming language:

📦 NPM (JavaScript/Node.js)

npm install @apiverve/chartgenerator

View NPM Package → | Package Code →

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🔷 NuGet (.NET/C#)

dotnet add package APIVerve.API.ChartGenerator

View NuGet Package → | Package Code →

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🐍 Python (PyPI)

pip install apiverve-chartgenerator

View PyPI Package → | Package Code →

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💎 Ruby (RubyGems)

gem install apiverve_chartgenerator

View RubyGems Package → | Package Code →

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🐘 PHP (Packagist)

composer require apiverve/chartgenerator

View Packagist Package → | Package Code →

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🎯 Dart (pub.dev)

dart pub add apiverve_chartgenerator

View pub.dev Package → | Package Code →

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🤖 Android (JitPack)

implementation 'com.github.apiverve:chartgenerator-api:1.0.0'

Package Code →

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🐹 Go

go get github.com/apiverve/chartgenerator-api/go

Package Code →

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Why Use This API?

Feature	Benefit
Multi-language SDKs	Native packages for JavaScript, Python, C#, Go, and Android
Simple Integration	Single API key authentication, consistent response format
Production Ready	99.9% uptime SLA, served from 24 global regions
Comprehensive Docs	Full examples, OpenAPI spec, and dedicated support

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Documentation

• 🏠 API Home: Chart Generator API
• 📚 API Reference: docs.apiverve.com/ref/chartgenerator
• 📖 OpenAPI Spec: openapi.yaml
• 💡 Examples: examples/

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What Can You Build?

The Chart Generator API is commonly used for:

• Web Applications - Add chart generator features to your frontend or backend
• Mobile Apps - Native SDKs for Android development
• Automation - Integrate with n8n, Zapier, or custom workflows
• SaaS Products - Enhance your product with chart generator capabilities
• Data Pipelines - Process and analyze data at scale

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API Reference

Authentication

All requests require an API key in the header:

x-api-key: YOUR_API_KEY_HERE

Get your API key: https://apiverve.com

Response Format

Every APIVerve endpoint returns the same envelope — check status, then read data:

{
  "status": "ok",
  "error": null,
  "data": { ... }
}

Example Response

A real response from the Chart Generator API:

{
  "status": "ok",
  "error": null,
  "data": {
    "id": "6a783c9c-f959-4a88-80cb-84580b8c788d",
    "format": ".png",
    "expires": 1766010059346,
    "type": "bar",
    "downloadURL": "https://storage.googleapis.com/apiverve/APIData/chartgenerator/6a783c9c-f959-4a88-80cb-84580b8c788d.png?GoogleAccessId=635500398038-compute%40developer.gserviceaccount.com&Expires=1766010059&Signature=Iud%2B7hoPRtPbWoJXQAAnhN9nqUHObHQ7PaiJCtkWQzEzpMexPMRR3BIPKkwOUMAwT6YcNbvywgnLvU2SV7498rbp%2FZbktuAR3Ok1E3O6p4ZJJ4s%2FpW8HAZgIBJpDlPUQt%2FjulQLtwP2I2GUPVmgWheXitnWsWq1S3E2k4viysXwS8H2%2B8BBdxjS%2Bv1ruGXbqd4RpdzdLst4e9YtHGWNZuiaL8zX8%2FHA1zreyrewY2fpB4g0pHnh%2B3IDE48eIohb4HQoDc9vXy4s8sIoqLScmTLyxyq1pPYlak1n1PWdbLcz4TBr41JnLELzF%2BBwCkyrLts9dhisSseaIB7d4g4JQnw%3D%3D"
  }
}

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Support & Community

• 🏠 API Home: Chart Generator API
• 💬 Support: https://apiverve.com/contact
• 🐛 Issues: GitHub Issues
• 📖 Documentation: https://docs.apiverve.com
• 🌐 Website: https://apiverve.com

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Contributing

We welcome contributions! Please see CONTRIBUTING.md for guidelines.

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Security

For security concerns, please review our Security Policy.

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License

This project is licensed under the MIT License - see the LICENSE file for details.

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Acknowledgments

Built with ❤️ by APIVerve

Copyright © 2026 APIVerve. All rights reserved.