API Documentation
Access all ToolBox tools programmatically via the REST API. Free tools are available without authentication. Premium tools require an API key and credit balance.
Base URL
https://your-domain.com/api/v1
Authentication
Pass your API key as a Bearer token in the Authorization header. Required for premium tools.
// Request header
Authorization: Bearer <your-api-key>
Tool Info
GET
/api/v1/tools/{slug}Returns tool metadata including name, description, tier, and credit cost.
Response:
{
"slug": "json-formatter",
"name": "JSON Formatter & Validator",
"tier": "free",
"creditCost": 0,
"category": "developer"
}Run a Tool
POST
/api/v1/tools/{slug}Execute a tool with the given input. Input schema varies per tool.
Example — JSON Formatter:
POST /api/v1/tools/json-formatter
Content-Type: application/json
{
"input": "{\"name\":\"Alice\",\"age\":30}",
"mode": "format",
"indent": 2
}Response:
{
"output": "{\n \"name\": \"Alice\",\n \"age\": 30\n}",
"meta": {
"tool": "json-formatter",
"processingTime": 12
}
}Error Response:
{
"error": "INSUFFICIENT_CREDITS",
"message": "You need 5 credits to use this tool.",
"balance": 2,
"cost": 5
}Rate Limits
Free tools (anonymous)
10 requests / day
Free tools (authenticated)
50 requests / day
Premium tools
No rate limit (credit-based)
Available Tools
SlugNameTierCategory
json-formatterJSON Formatter & ValidatorFree
base64-codecBase64 Encode / DecodeFree
uuid-generatorUUID GeneratorFree
word-counterWord & Character CounterFree
password-generatorPassword GeneratorFree
ai-summarizerAI Text Summarizer5 cr
ai-paraphraserAI Paraphraser8 cr
ai-email-writerAI Email Writer10 cr
ai-code-explainerAI Code Explainer8 cr
ai-grammar-checkerAI Grammar Checker5 cr
url-encoderURL Encoder / DecoderFree
hash-generatorHash GeneratorFree
html-entity-encoderHTML Entity EncoderFree
css-minifierCSS MinifierFree
number-base-converterNumber Base ConverterFree
color-converterColor ConverterFree
unix-timestampUnix Timestamp ConverterFree
regex-testerRegex TesterFree
lorem-ipsumLorem Ipsum GeneratorFree
markdown-previewMarkdown PreviewFree
ai-seo-writerAI SEO Content Writer20 cr
jwt-decoderJWT DecoderFree
cron-generatorCron Expression BuilderFree
aspect-ratio-calculatorAspect Ratio CalculatorFree
chmod-calculatorChmod CalculatorFree
csv-json-converterCSV ↔ JSON ConverterFree
redirect-generator.htaccess & Nginx Redirect GeneratorFree
http-status-codesHTTP Status Code ReferenceFree
css-gradient-generatorCSS Gradient GeneratorFree
qr-code-generatorQR Code GeneratorFree
diff-checkerText Diff CheckerFree
sql-formatterSQL Formatter & BeautifierFree
og-image-previewOpen Graph PreviewFree
image-resizerImage Resizer & CompressorFree
image-format-converterImage Format ConverterFree
svg-to-pngSVG to PNG ConverterFree
favicon-generatorFavicon GeneratorFree
placeholder-imagePlaceholder Image GeneratorFree
ai-resume-scorerAI Resume Scorer15 cr
ai-meta-generatorAI Meta Tag Generator8 cr
ai-ocrAI Handwriting to Text (OCR)12 cr
slug-generatorURL Slug GeneratorFree
case-converterCase ConverterFree
fake-data-generatorFake Data GeneratorFree
js-beautifierJavaScript Beautifier & MinifierFree
cipher-toolsCipher ToolsFree
age-calculatorAge CalculatorFree
line-toolsLine ToolsFree
html-to-markdownHTML to MarkdownFree
barcode-generatorBarcode GeneratorFree
image-cropperImage CropperFree
image-asciiImage to ASCII ArtFree
pdf-to-imagePDF to Image ConverterFree
ai-code-generatorAI Code Generator10 cr
ai-youtube-scriptAI YouTube Script Writer15 cr
ai-translatorAI Text Translator5 cr
ai-tone-changerAI Tone Changer5 cr
ai-sentiment-analyzerAI Sentiment Analyzer5 cr
ai-hashtag-generatorAI Hashtag Generator5 cr
ai-blog-ideasAI Blog Idea Generator8 cr
ai-content-improverAI Content Improver8 cr
ai-faq-generatorAI FAQ Generator10 cr
ai-product-descriptionAI Product Description Writer8 cr
ai-resume-builderAI Resume Builder15 cr
ai-alt-text-generatorAI Alt Text Generator5 cr
ai-image-generatorAI Image Generator8 cr
css-box-shadow-generatorCSS Box Shadow GeneratorFree
css-border-radius-generatorCSS Border Radius GeneratorFree
pwa-manifest-generatorPWA Manifest GeneratorFree
units-converterUnits ConverterFree
loan-emi-calculatorLoan EMI CalculatorFree
bmi-calculatorBMI CalculatorFree
readability-scoreReadability Score CalculatorFree
time-zone-converterTime Zone ConverterFree
xml-formatterXML Formatter & ValidatorFree
yaml-json-converterYAML ↔ JSON ConverterFree
robots-txt-generatorRobots.txt GeneratorFree
xml-sitemap-generatorXML Sitemap GeneratorFree
ip-geolocationIP Geolocation LookupFree
whois-lookupWHOIS Domain LookupFree
curl-to-codecURL to Code ConverterFree
meme-generatorMeme GeneratorFree
morse-codeMorse Code TranslatorFree
emoji-pickerEmoji Picker & FinderFree
ai-ad-copy-generatorAI Ad Copy Generator10 cr
ai-linkedin-postAI LinkedIn Post Writer8 cr
domain-name-ideasDomain Name Idea GeneratorFree
invoice-generatorInvoice GeneratorFree
text-to-speechText to SpeechFree
offline-chatOffline AI ChatFree
speed-testInternet Speed TestFree
api-testerAPI TesterFree
url-parserURL Parser & BuilderFree
app-icon-generatorApp Icon GeneratorFree
ai-ttsAI Text to SpeechFree
my-ipWhat Is My IPFree
code-screenshotCode Screenshot GeneratorFree
subnet-calculatorSubnet / CIDR CalculatorFree
color-paletteColor Palette GeneratorFree
json-to-typescriptJSON → TypeScript ConverterFree
code-playgroundCode PlaygroundFree
device-mockupDevice Mockup GeneratorFree
smm-panelSMM Panel0 cr
url-shortenerURL ShortenerFree
clipboard-shareClipboard ShareFree
link-in-bioLink in BioFree
markdown-to-pdfMarkdown to PDFFree
ai-image-editorAI Image Editor8 cr