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API
nexvy API Documentation
Integrate nexvy AI tools into your own application. 1 credit per request.
Authentication
Generate your API key in My Account. Send it as a header with every request:
X-API-Key: nxv_live_...
Endpoint
POST https://nexvy.io/api/v1/generate
toolstringTool slug (see below)inputstringInput textlanguagestringOutput language (de, en, tr, ...)tonestring?Optional: formal, friendly, direct, professionalExamples
cURL
curl -X POST https://nexvy.io/api/v1/generate \
-H "X-API-Key: nxv_live_..." \
-H "Content-Type: application/json" \
-d '{
"tool": "email-writer",
"input": "Anfrage über Produktverfügbarkeit",
"language": "de",
"tone": "professional"
}'
JavaScript
const res = await fetch("https://nexvy.io/api/v1/generate", {
method: "POST",
headers: {
"X-API-Key": "nxv_live_...",
"Content-Type": "application/json",
},
body: JSON.stringify({
tool: "email-writer",
input: "Product availability request",
language: "en",
}),
});
const text = await res.text();
console.log(text);
Python
import requests
res = requests.post(
"https://nexvy.io/api/v1/generate",
headers={"X-API-Key": "nxv_live_..."},
json={
"tool": "email-writer",
"input": "Produktanfrage schreiben",
"language": "de",
}
)
print(res.text)
Response
The API returns the generated text as a stream. Response headers contain credit information:
X-Credits-Used: 1
X-Credits-Remaining: 42
[Generierter Text als Stream]
Available Tools
email-writer
summarizer
cover-letter
plc-explainer
datasheet
grammar-checker
linkedin-post
product-description
code-explainer
job-posting
text-rewriter
instagram-caption
cv-generator
contract-checker
meeting-agenda
keyword-generator
regex-generator
sql-generator
bug-report
product-review
bewerbung-workflow
signatur-generator
vertrag-erklaerer
reply-letter
job-search
brief-vereinfacher
pdf-filler
Pricing
10 Credits
= 10 API requests
€2