$ Convert cURL to code
Paste a cURL command and get equivalent code in Python, JavaScript, Go, PHP, or Ruby instantly.
cURL Input
Paste a cURL command and select the output language.
Generated code
Ready to copy.
import requests
url = "https://api.example.com/users"
headers = {
"Content-Type": "application/json",
"Authorization": "Bearer my-token-123",
}
payload = "{\"name\":\"Alice\",\"email\":\"alice@example.com\"}"
response = requests.post(
url,
headers=headers,
data=payload
)
print(response.status_code)
print(response.json())Why this tool exists
Vultio cURL Converter exists for a workflow almost every engineer hits: you have a cURL command from browser DevTools, API documentation, Postman export notes, or a teammate message, and now you need to turn it into application code quickly.
cURL is a great interchange format because it captures method, URL, headers, auth, cookies, and body in one portable command. The pain starts when that command has to become Python requests, JavaScript fetch, axios, Go net/http, PHP curl, or Ruby net/http without dropping an important detail.
This converter shortens that gap. It parses the request structure in the browser and gives you a language-specific starting point that is much faster to review than rewriting every header and payload by hand.
That matters especially during debugging. When a request fails outside the browser, the fastest path is often: copy the exact request as cURL, convert it into the target language, then compare runtime-specific differences such as cookies, redirects, auth headers, and body encoding.
Common use cases
Example input / output
POST with JSON body
GET with Bearer token
Basic auth request for backend reproduction
Common errors
cause:The pasted text does not begin with the full curl command, often because a docs snippet or shell prompt was copied incompletely.
fix:Copy the entire command starting from the curl keyword so the parser can detect flags, headers, and body segments correctly.
cause:The parser could not identify a bare URL token because it is missing, malformed, or broken by shell quoting.
fix:Check that the request contains a normal URL and that quotes or line continuations were copied intact.
cause:The converter can map structure, but it cannot infer application-specific details such as retries, JSON parsing rules, CSRF flow, session state, or required environment variables.
fix:Review authentication, base URLs, follow-redirect behavior, cookies, error handling, and whether the target runtime expects parsed JSON instead of raw string payloads.
cause:Some requests rely on file streams, implicit browser headers, rotating signatures, or session context that a generic converter cannot fully reconstruct from the pasted command alone.
fix:Use the converted output as a starting point, then manually implement the file-handling, cookie, or signing behavior your target runtime actually needs.
How developers use it in practice
If a request works in the browser but not in your backend script, copy it as cURL from the Network tab first. That gives you the exact headers and body shape the browser actually sent.
cURL often contains bearer tokens, cookies, or internal URLs. Redact secrets before pasting commands into tickets, docs, or AI prompts, then convert the cleaned version.
The converter gets you out of the mechanical translation work, but production code still needs timeouts, retries, structured error handling, logging, and secret management.
A request copied from DevTools may rely on cookies, CORS context, or browser-managed headers that do not exist in backend code. Converting the request helps you spot which pieces were implicit before.
When not to use this tool
Limits and implementation notes
Complex shell interpolation, environment variables, and unusual quoting tricks may not survive perfectly when copied into a browser parser.
The output focuses on standard libraries and common clients. You may still adapt it for your framework, dependency injection style, or internal HTTP wrapper.
Certain curl behaviors such as TLS overrides, redirect rules, or cookie handling map imperfectly across browsers and server runtimes. Review those cases manually.
Once the request works, fold it into your own shared HTTP client patterns instead of keeping a raw generated snippet with ad hoc headers and inline secrets.
Related guides
Standards & references
Related tools
Frequently asked questions
What is a cURL converter online?
A cURL converter takes a cURL command — the kind you copy from browser DevTools or API documentation — and outputs equivalent HTTP client code in your language of choice. No manual translation needed.
Which languages does the cURL converter support?
The converter outputs Python (requests), JavaScript (fetch), JavaScript (axios), Go (net/http), PHP (curl), and Ruby (net/http). Select the target language before converting.
What cURL flags are supported?
The parser handles -X (method), -H (headers), -d/--data (body), --user (Basic Auth), --oauth2-bearer (Bearer token), --cookie, --insecure, -L (follow redirects), and --max-time (timeout).
How do I get a cURL command from my browser?
In Chrome or Firefox DevTools, open the Network tab, right-click any request, and choose "Copy → Copy as cURL". The result can be pasted directly into this converter.
Is my cURL command sent to a server?
No. All parsing and code generation runs client-side in your browser. Your cURL commands — which may contain credentials or tokens — never leave your machine.