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더 많은 일을
AI 휴머나이저 API
최첨단 API를 사용하여 AI 콘텐츠를 탐지하고 인간화하세요
Starting at $0.10 per 1K words.
const res = await fetch("https://v2-humanizer.rephrasy.ai/api/", {
method: "POST",
headers: {
"Authorization": "Bearer <your-api-key>",
"Content-Type": "application/json"
},
body: JSON.stringify({
text: "AI-generated text here.",
model: "v3",
words: true
})
});
const data = await res.json();
// => { output: "Humanized text...", costs: { total: 1.5 } } 200 OKREST API v1
API usage
1
API Parameters
Required Parameters:
- text (string): The AI-generated text to humanize
- model (string): "v3" (recommended), "Undetectable Model v2", "Undetectable Model", "SEO Model", or Writing Style ID
Optional Parameters:
- style (string): Optional writing style for v3 model — "creative", "journalistic", or "professional". If omitted, v3 uses its default behavior.
- words (boolean): Enable word-based pricing (default: false)
- costs (boolean): Return cost information (default: false)
- language (string): Language name (e.g., "English", "German", "French", "Spanish")
If not provided, language will be auto-detected
Supported Languages:
- English - German - French
- Spanish - Italian - Portuguese
- Dutch - Polish - Japanese
- And many more...Humanizer API Response Example
Response Codes
- 200 OK: Request successful; scores returned.
- 422 Bad Request: Invalid input (e.g., missing parameters).
- 401 Unauthorized: Invalid API key.
Example Response
{
"output": "Rephrasy is a service that delivers paraphrasing of AI written text.",
"new_flesch_score": 68.77
}
Flesch Score Interpretation:
- The Flesch score measures readability. Higher scores indicate easier-to-read text.
- Range: 0-100. A score of 60-70 is easily readable for 13- to 15-year-olds.
- A higher score often means simpler language.우리의
API usage
1
Detector API Response Example
Response Codes
- 200 OK: Request successful; scores returned.
- 422 Bad Request: Invalid input (e.g., missing parameters).
- 401 Unauthorized: Invalid API key.
Example Response (Depth Mode)
{
"text": "Example text.",
"sentences": { "Example text.": 5.5 },
"scores": { "overall": 1.4 }
}
Score Interpretation:
- Overall Score: Ranges from 0 (human) to 100 (AI).
- Sentence Scores (mode = "depth"): 0 is human, 100 is AI.
- Other modes: 100 indicates human, 0 indicates AI.What You Can Build
Developers and agencies use the Rephrasy API to power their own products and workflows.
Bulk Content Pipelines
Process hundreds of articles or documents in parallel. Integrate into your existing content workflow via a single POST request.
SaaS Products
Build your own AI humanizer tool on top of Rephrasy. White-label the API or offer it as a feature inside your product.
Browser Extensions
Call the API from a Chrome extension to humanize text inline — directly on Google Docs, WordPress, or any web editor.
Agency Automation
Connect Rephrasy to Zapier, Make, or n8n to automatically humanize AI drafts before they hit your CMS or client delivery.
NEWsynthid-humanizer.rephrasy.ai
Image Humanizer API
Remove invisible AI watermarks (SynthID, StableSignature), detect AI provenance, and humanize images programmatically. Supports single images and batches up to 100.
10 credits / imageSame credit balance as text API
Authentication
Authorization: Bearer <your-api-key>Website key = high-priority queue · User API key = normal queue
Credits
Credits are deducted at batch submission. Insufficient balance → 402 error, no images processed. Batches auto-delete after 24 hours.
Also available
GET
/batches/{id}GET
/batches/{id}/downloadPOST
/remove/visiblePOST /batches
# 1 — Submit batch
curl -X POST https://synthid-humanizer.rephrasy.ai/batches \
-H "Authorization: Bearer <your-api-key>" \
-F "files=@photo1.png" \
-F "files=@photo2.jpg"
# => { "batch_id": "a3f9c2b1", "job_count": 2, "status": "queued" }
# 2 — Poll until done (every 5–10 s)
curl https://synthid-humanizer.rephrasy.ai/batches/a3f9c2b1 \
-H "Authorization: Bearer <your-api-key>"
# => { "status": "done", "done": 2, "total": 2, "download_ready": true }
# 3 — Download ZIP (batch deleted after this)
curl -O https://synthid-humanizer.rephrasy.ai/batches/a3f9c2b1/download \
-H "Authorization: Bearer <your-api-key>" 200 OKImage API v1
Batch status values
| queued | Waiting in queue — queue_position shows place |
| processing | GPU is working on this batch |
| done | All images finished, ready to download |
| failed | Processing failed — check per-job error field |
Error codes
| 400 | No files / more than 100 files |
| 401 | Missing or invalid API key |
| 402 | Insufficient credits |
| 404 | Batch not found or already downloaded |
| 425 | Batch not done yet (too early to download) |
Bulk Credits — Unbeatable API Pricing
No per-seat fees, no rate limits. Buy credits once, use them any time. The more you buy, the cheaper each request gets.
5,000
credits
$275
$0.0550 / credit
100k words for $11.00
Most Popular
10,000
credits
$500
$0.0500 / credit
100k words for $10.00
20,000
credits
$950
$0.0475 / credit
100k words for $9.50
50,000
credits
$2,250
$0.0450 / credit
100k words for $9.00
* Based on 100 × 1,000-word requests with word-based pricing enabled (2 credits each = 200 credits total)
Real cost — humanizing 100,000 words
100 requests of 1,000 words each, word-based pricing enabled (words: true):
Rephrasy API (10K bulk)
$10.00
$0.10 per 1K words — no subscription, no monthly cap
WriteHuman Premium
$17.25
$69/mo plan pro-rated for 100K of 400K words
Undetectable AI Premium
$47.25
$15.75/mo × 3 months needed for 100K words
* Competitor prices based on publicly listed plans. WriteHuman: $69/mo Premium. Undetectable AI: $15.75/mo Premium (35K words/mo).
Ready to integrate?
Sign up, subscribe to any plan, and find your API key in your account dashboard. Start making requests in minutes.
개발자를 위해 설계된 AI 휴머나이저 API
AI 휴머나이저 API는 AI 생성 콘텐츠를 대량으로 인간화하려는 개발자를 위해 설계되었습니다. API는 간단하고 빠르며 신뢰할 수 있도록 설계되었습니다. API 전용 플랜의 경우 직접 문의해 주세요!
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규모에 맞는 강력한 AI 탐지 도구로 AI 콘텐츠를 탐지하세요.
최상의 결과를 위해 AI 탐지기와 휴머나이저를 모두 결합
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