Free tool

cURL to Code Converter Instant Multi-Language API Client Generator

Paste any cURL command copied from browser DevTools, Postman, or API documentation. Instantly convert it into production-ready JavaScript Fetch, Axios, Python, Go, or Rust code with 100% in-browser privacy.

cURL to Code Converter Instant Multi-Language API Client Generator: the tool

Presets:
cURL Command Input
Supports bash, zsh & DevTools
POSThttps://api.openai.com/v1/chat/completionsJSON Payload
async function executeRequest() {
  const url = "https://api.openai.com/v1/chat/completions";
  const options = {
  method: "POST",
  headers: {
      "Content-Type": "application/json",
      "Authorization": "Bearer sk-proj-sampleToken123456"
  },
  body: JSON.stringify({
  "model": "gpt-4o",
  "messages": [
    {
      "role": "system",
      "content": "You are a helpful coding assistant."
    },
    {
      "role": "user",
      "content": "Explain Rust ownership in 2 sentences."
    }
  ],
  "temperature": 0.7
}),
};

  try {
    const response = await fetch(url, options);
    if (!response.ok) {
      throw new Error(`HTTP error! status: ${response.status}`);
    }
    const data = await response.json();
    console.log("Success:", data);
    return data;
  } catch (error) {
    console.error("Request failed:", error);
  }
}

executeRequest();
✓ Production-ready syntax & error handling100% In-Browser Privacy

Parsed Request Breakdown & Parameters

Headers (2)
Content-Typeapplication/json
AuthorizationBearer sk-proj-sampleToken123456
Query Parameters (0)

No query parameters in URL.

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How it works

Why convert cURL to native application code?

cURL is the universal lingua franca of API documentation and browser debugging. When testing endpoints in Chrome DevTools or reading Stripe, OpenAI, and GitHub docs, developers copy cURL snippets. Manually translating escape quotes, bearer tokens, custom HTTP headers, and URL query strings into JavaScript fetch(), Axios, or Python requests is error-prone. This converter automates the translation in under 5 milliseconds with 100% client-side security.

100% In-Browser Privacy & Zero Server Telemetry

API requests frequently contain highly sensitive secrets: production API keys, Bearer tokens, passwords, and private user payloads. Unlike other online converters that transmit your cURL requests to remote backend servers (exposing your credentials to logging and interception), DEESU executes all lexical parsing directly inside your browser's JavaScript sandbox. No network requests are ever made.

Handling Advanced cURL Flags & Syntax

The parser robustly interprets -X / --request HTTP verbs, multiple -H / --header parameters, --data / -d / --data-raw stringified JSON payloads, basic auth flags (-u user:pass), and automatically disassembles query string parameters into readable inspectable objects.

FAQ

Questions, answered

Yes. This tool operates 100% client-side within your browser. We do not store, log, or transmit any part of your cURL command or authentication headers to any server. You can inspect the browser Network tab to verify zero network requests occur.

Yes. The parser automatically normalizes bash/zsh line continuation backslashes (\) and Windows CRLF linebreaks into a continuous valid token stream.

Yes. Simply right-click any network request in Chrome DevTools, select 'Copy > Copy as cURL (bash)', and paste it directly into the input field.

Currently supported outputs include JavaScript native fetch (async/await), Axios, Python requests, Python HTTPX (async), Go (net/http), Rust (reqwest async), and Node.js Undici.

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