Palindrome Checker

Palindrome Checker API

Text AnalysisIncluded in Subscription

Palindrome Checker is a tool for checking if text is a palindrome. It supports options to ignore case, spaces, and punctuation, and finds the longest palindromic substring.

Online
1 credit/call
99.9% uptime
Docs
avg: 356ms|p50: 337ms|p75: 369ms|p90: 407ms|p99: 484ms
Start for Free
Online
1 credit/call
99.9% uptime
Docs
avg: 356ms|p50: 337ms|p90: 407ms|p99: 484ms

Live Test API

Try out the Palindrome Checker with a live request and see the response in real-time.

API Request

GET
https://api.apiverve.com
Parameters

API Response

200 OK
123456789101112131415161718
{
  "status": "ok",
  "error": null,
  "data": {
    "text": "A man a plan a canal Panama",
    "is_palindrome": true,
    "cleaned_text": "amanaplanacanalpanama",
    "reversed_text": "amanaplanacanalpanama",
    "length": 21,
    "options": {
      "ignore_case": true,
      "ignore_spaces": true,
      "ignore_punctuation": true
    },
    "longest_palindrome_substring": "amanaplanacanalpanama",
    "longest_palindrome_length": 21
  }
}

Multiple Access Methods

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JSON

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YAML

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CSV

Comma-separated values

BETA

GraphQL

Query language for APIs

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MCP

AI agent integration

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NuGet

.NET / C#
Ready
NuGetDocs

PyPI

Python
Ready
PyPIDocs

NPM

Node.js / JavaScript
Ready
NPMDocs
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Frequently Asked Questions

Get answers to common questions about the Palindrome Checker API

What does the Palindrome Checker API do?

Palindrome Checker is a tool for checking if text is a palindrome. It supports options to ignore case, spaces, and punctuation, and finds the longest palindromic substring. The API returns structured data in JSON, XML, or YAML format, making it easy to integrate into any application or workflow.

How fast is the Palindrome Checker API?

The Palindrome Checker API has an average response time of 356ms, with a median (p50) of 337ms and 99th percentile of 484ms. Our infrastructure maintains 99.9% uptime with servers distributed globally for low latency.

How much does the Palindrome Checker API cost?

Each call to the Palindrome Checker API uses 1 credit. The free tier includes 100 credits per month. Paid plans start at $29.99/month with higher limits, and enterprise plans offer custom pricing with priority support.

How do I authenticate Palindrome Checker API requests?

Include your API key in the request header as X-API-Key: your_key_here. All requests are made over HTTPS for security. You can get your API key by signing up for a free account.

What HTTP methods does Palindrome Checker support?

The Palindrome Checker API supports GET requests. Simply pass your parameters as query strings in the URL. Check our documentation for detailed parameter specifications.

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