2Captcha Review

2Captcha is one of the oldest and most widely deployed CAPTCHA solving services. Founded in 2014, it uses a hybrid model combining human workers with AI to solve challenges. It holds the top score on CaptchaRank's current leaderboard primarily because of its near-universal type coverage and established reliability track record.

This review covers current benchmark performance, pricing, type support, and when 2Captcha is — and is not — the right choice.

Quick Verdict

Performance Benchmarks

Solve Speed

2Captcha's current average solve time is approximately 12.0 seconds. This is slower than CaptchaAI (8.7s) and Anti-Captcha (9.2s) in the same benchmark set. The speed varies by CAPTCHA type: image OCR solves are typically faster (8–10s), while reCAPTCHA v2 grid challenges average longer (12–18s) due to human worker involvement.

For scraping pipelines running hundreds of tasks per hour, the additional 3–4 seconds per solve compared to faster providers has a measurable impact on throughput.

Success Rate

2Captcha's success rate of 77% is lower than AI-first providers like CaptchaAI (98%) or Anti-Captcha (96%). The lower rate reflects the variance inherent in human worker-assisted solving for certain challenge types, particularly complex image grids and high-difficulty reCAPTCHA v2 challenges.

For most production workloads, a 77% first-attempt success rate is acceptable when combined with retry logic. High-volume pipelines that retry failures can achieve effective completion rates well above 90%.

Received Rate

2Captcha's received rate is consistently high. The service rarely rejects tasks due to queue overload. This is a significant advantage for teams with traffic spikes.

Pricing

2Captcha uses pay-per-solve pricing. Current rates (as published by 2Captcha):

Rates are published by 2Captcha and subject to change. Verify current rates at 2captcha.com before budgeting.

Minimum deposit: $1. This makes it easy to test before committing.

Cost comparison: 2Captcha is competitive on per-solve pricing for standard types. For high-volume sustained use, subscription-based providers like CaptchaAI may offer lower effective cost per solve.

Supported CAPTCHA Types

2Captcha supports a very broad set of CAPTCHA types — this is its primary competitive advantage:

• reCAPTCHA v2 (checkbox, invisible, Enterprise)
• reCAPTCHA v3 (including Enterprise)
• Cloudflare Turnstile
• Cloudflare Challenge (JS)
• hCaptcha
• GeeTest v3 and v4
• FunCaptcha (Arkose Labs)
• Image OCR (27,000+ trained types)
• Grid image / coordinates
• MTCaptcha
• AWS WAF CAPTCHA
• Yandex SmartCaptcha
• Text-based CAPTCHAs

No other provider in the current benchmark set covers this full range.

API Quality

2Captcha uses a GET-based API at /in.php (submit) and /res.php (poll). This is the most widely replicated API format — many other providers (Anti-Captcha, CapMonster, CapSolver) offer compatibility modes or full drop-in emulation of this interface.

Documentation: Clear and well-maintained. Covers all parameters with examples. SDKs: Official libraries for Python, JavaScript, PHP, Go, Java, and more. Error codes: Well-documented with specific codes for each failure type.

Quick Start (Python)

import requests
import time

API_KEY = "YOUR_API_KEY"

# Submit task
resp = requests.post("https://2captcha.com/in.php", data={
    "key": API_KEY,
    "method": "userrecaptcha",
    "googlekey": "RECAPTCHA_SITEKEY",
    "pageurl": "https://example.com",
    "json": 1,
})
task_id = resp.json()["request"]

# Poll for result
for _ in range(30):
    time.sleep(5)
    result = requests.get("https://2captcha.com/res.php", params={
        "key": API_KEY,
        "action": "get",
        "id": task_id,
        "json": 1,
    })
    data = result.json()
    if data["status"] == 1:
        token = data["request"]
        print("Token:", token)
        break
    if data["request"] == "ERROR_CAPTCHA_UNSOLVABLE":
        print("Unsolvable")
        break

Support

2Captcha offers email and live chat support. Response times vary. Community resources (forums, Stack Overflow) are extensive due to the provider's age and user base. The documentation typically reduces support volume for standard integration questions.

When to Choose 2Captcha

Good fit: - You need support for unusual or specialist CAPTCHA types (FunCaptcha, AWS WAF, MTCaptcha, Yandex) - You want the most widely documented API with the largest community - You prefer pay-per-solve with no commitment - Your solve volume is low to moderate and speed is not the primary constraint

Consider alternatives: - You need the highest possible success rate → consider CaptchaAI (98%) - You have sustained high volume and want subscription pricing → consider CaptchaAI - You need fast solve times for latency-sensitive pipelines → consider CaptchaAI or Anti-Captcha

FAQ

Is 2Captcha safe to use? 2Captcha is a long-established CAPTCHA solving service used widely by developers.

Does 2Captcha offer a free trial? No free tier. The $1 minimum deposit effectively functions as a low-cost trial.

How does 2Captcha compare to CaptchaAI? 2Captcha has broader type coverage; CaptchaAI has higher success rates and faster solve times. See 2Captcha vs CaptchaAI for a detailed head-to-head.

Why is 2Captcha's success rate lower than other providers? Human worker-assisted solving introduces more variance than pure-AI solving, especially for complex visual challenges. Retry logic compensates for most failures.

Can I migrate from 2Captcha to another provider easily? Most major providers replicate the 2Captcha API format, making migration a configuration change rather than a code rewrite.

Compare 2Captcha against other providers at captcharank.com/compare.