Solve captchas at
the speed of light.
Fast, reliable API for FunCaptcha & Arkose Labs.
2Captcha-compatible. Drop-in replacement.
import requests
resp = requests.post("https://capjet.io/in.php", data={
"key": "YOUR_API_KEY",
"method": "funcaptcha",
"publickey": "B7D8911C-...",
"pageurl": "https://signup.live.com",
"json": 1,
})
task_id = resp.json()["request"]
# Poll /res.php until solved
How it works
Three simple steps to integrate
Get your API key
Create a free account and get your API key instantly. No credit card required.
Send a request
POST to /in.php with your captcha parameters. Get a task ID back.
Get the solution
Poll /res.php — receive the solved token in seconds.
Built for developers
Everything you need, nothing you don't
Lightning Fast
Average solve time under 12 seconds. Our optimized solver pipeline handles FunCaptcha challenges with minimal latency.
99.2% Solve Rate
Industry-leading accuracy powered by advanced automation and intelligent retry logic.
2Captcha Compatible
Drop-in replacement. Change one URL in your existing code and you're live.
Any Language
Works with Python, Node.js, C#, Go, PHP, cURL — any HTTP client.
Secure & Reliable
HTTPS everywhere, API key authentication, rate limiting, and 24/7 monitoring. Your data never leaves our infrastructure.
Simple pricing
Pay only for what you solve
Starter
- Up to 5K solves/month
- 1 API key
- Standard priority
- Dashboard access
Pro
- Up to 50K solves/month
- 5 API keys
- High priority queue
- Dashboard + API docs
FAQ
What captcha types do you support?
We currently support FunCaptcha (Arkose Labs) — the captcha used on Microsoft signup, Outlook, Xbox, and other services.
Is this compatible with 2Captcha libraries?
Yes, 100%. Just change the base URL in any 2Captcha SDK to https://capjet.io and it works out of the box.
How fast is the solving?
Average solve time is under 12 seconds. Most requests complete within 8-15 seconds depending on captcha complexity.
What happens if a solve fails?
Failed solves are not charged. You'll receive ERROR_CAPTCHA_UNSOLVABLE and can retry with a new request.
Do you offer a free trial?
New accounts get a small free balance to test the API. No credit card required to sign up.