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Best pontuação exata APIs

Spell and Grammar Checker API

Natural Language Processing (NLP)

This API is able to detect any spelling or grammar errors in your application. Submit text and receive a JSON response with potential errors and suggested corrections.

Free 7-Day Trial

100% uptime 174ms avg MCP ready

Grammar API

Natural Language Processing (NLP)

A Spelling and Basic Grammar Check API is a tool that allows developers to integrate spelling and grammar checking functionality into their applications

Free 7-Day Trial

100% uptime 138ms avg MCP ready

Expletive Filter API

Natural Language Processing (NLP)

Expletive Filter API: A linguistic gatekeeper for content moderation, automating the detection and filtration of offensive language in textual content.

100% uptime 152ms avg MCP ready

Expletive Detection API

Natural Language Processing (NLP)

The Expletive Detection API safeguards digital platforms by accurately identifying and filtering offensive language, ensuring a positive and respectful user experience.

Free 7-Day Trial

100% uptime 255ms avg MCP ready

Expression Evaluation API

Tools & Utilities

The Expression Evaluation API is a versatile natural language calculator that can evaluate mathematical expressions and return the results in plain text. Simply input the expression to be evaluated, and the API will scan and compute the calculation, making it an easy-to-use tool for developers who want to incorporate a calculator function into their applications.

Free 7-Day Trial

100% uptime 277ms avg MCP ready

Fast Email Validation API

Communication & Messaging

Validates email addresses by checking format, domain, and MX records, providing structured results and metadata for automatic integrations.

Free 7-Day Trial

100% uptime 571ms avg MCP ready

String Capitalizer API

Natural Language Processing (NLP)

It is a powerful tool for correcting the capitalization that text should have quickly and easily. With this API, you can easily format text to meet various style guidelines,

Free 7-Day Trial

100% uptime 280ms avg MCP ready

Regular Expression API

Natural Language Processing (NLP)

Test a regular expression against an input text and get every match with capture groups and named groups. Patterns run in an isolated worker with a hard time limit, so catastrophic patterns are stopped safely.

Free 7-Day Trial

100% uptime 187ms avg MCP ready

Text Difference and Patch API

Natural Language Processing (NLP)

Compare two texts by lines, words or characters and get a structured difference plus a unified patch, like version control tools produce. Built for change tracking, reviews and audit logs.

Free 7-Day Trial

100% uptime 77ms avg MCP ready

Text Processing Utilities API

Natural Language Processing (NLP)

Three everyday text tools in one place: turn any text into a clean web address slug (accent safe), get text statistics such as words, sentences and reading time, and generate placeholder paragraphs for mockups and demos.

Free 7-Day Trial

100% uptime 80ms avg MCP ready

Universal JSON Fix

Tools & Utilities

Universal JSON Fix repairs broken or malformed JSON, especially from LLMs like ChatGPT, Claude, Deepseek, Gemini, or Llama. This API ensures reliable parsing by fixing mixed quotes, missing commas, and formatting issues, making it ideal for AI applications.

Free 7-Day Trial

100% uptime 13ms avg MCP ready

Text Segmentation API

Natural Language Processing (NLP)

Be able to segment any text into sentences with this API. Retrieve all the sentences in a given paragraph.

Free 7-Day Trial

100% uptime 500ms avg MCP ready

TTS Text Purifier and Formatter API

Natural Language Processing (NLP)

A high-performance text purification API designed for TTS workflows. Automatically cleans messy text and prevents Edge-TTS engine errors.

Free 7-Day Trial

100% uptime 837ms avg MCP ready

Text to Emotion API

Natural Language Processing (NLP)

It analyzes texts and detects emotions such as happiness, anger, sadness, surprise, and fear, returning accurate scores for each identified feeling.

Free 7-Day Trial

100% uptime 1,768ms avg MCP ready

Instant Email Validator API

Communication & Messaging

Get real-time results with our Instant Email Validator API, ensuring reliable communication every time.

Free 7-Day Trial

100% uptime 841ms avg MCP ready

Grammar Correction API

Natural Language Processing (NLP)

The Grammar Correction API is a tool that utilizes advanced AI algorithms to enhance the structure, grammar, and readability of user-entered sentences.

Free 7-Day Trial

100% uptime 11,322ms avg MCP ready

Markdown Document Converter API

Tools & Utilities

Convert lightweight markup documents into clean sanitized web markup, styled print ready documents or editable word processor files, with real heading styles, lists, tables and code blocks.

Free 7-Day Trial

100% uptime 10,047ms avg MCP ready

Email Address Accuracy Checker API

Communication & Messaging

Boost your email campaigns' effectiveness using our Email Address Accuracy Checker API for precise validation.

Free 7-Day Trial

100% uptime 6,712ms avg MCP ready

Injection String Generator API

Security & Cybersecurity

Canonical injection test strings for checking your own escaping: SQL tautology, XSS, path traversal, template injection. Harmless probes, not working exploits. Reproducible seeds.

Free 7-Day Trial

100% uptime MCP ready

Malformed Hostile String Data Generator API

Tools & Utilities

Malformed and hostile string test data for input handling: control characters, null bytes, encoding edge cases. Reproducible seeds, and every value explains what it breaks.

Free 7-Day Trial

100% uptime MCP ready

Unicode Internationalization Data Generator API

Tools & Utilities

Unicode test data for internationalization testing: combining marks, bidi overrides, ZWJ emoji, homoglyphs. Deterministic seeds, and every value explains what it breaks.

Free 7-Day Trial

100% uptime MCP ready

Integer Floating Point Generator API

Tools & Utilities

Integer and floating-point edge cases: int32/int64 limits, NaN, infinity, denormals, and IEEE 754 rounding. Deterministic seeds, and every value explains what it breaks.

Free 7-Day Trial

100% uptime MCP ready

Seed Data Generator API

Tools & Utilities

QA test fixtures and CI seed data with reproducible seeds, so pinned test runs return identical rows every time. 16 field types, each value explaining what it breaks.

Free 7-Day Trial

100% uptime MCP ready

Grammar Genius API

Natural Language Processing (NLP)

The Grammar Genius API detects grammatical, spelling and style errors, providing suggestions to improve the quality of texts in multiple languages and styles.

Free 7-Day Trial

100% uptime 2,071ms avg MCP ready

Precision TTS Text Formatter and Purifier API

Voice & Speech Technology

Ensure accurate speech generation with the Precision TTS Text Formatter and Purifier API, perfect for professional applications.

Free 7-Day Trial

100% uptime 1,475ms avg MCP ready

Content Moderation JSON AI Text ChatGPT Email Validation Emotion Detection Text Processing Grammar Check Profanity Detection Math Text Comparison Text Analysis MX Record Verification Content Filtering Domain Check Offensive Language Detection Natural Language Processing Grammar Profanity More...

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Tags

Best pontuação exata APIs

Spell and Grammar Checker API

Grammar API

Expletive Filter API

Expletive Detection API

Expression Evaluation API

Fast Email Validation API

String Capitalizer API

Regular Expression API

Text Difference and Patch API

Text Processing Utilities API

Universal JSON Fix

Text Segmentation API

TTS Text Purifier and Formatter API

Text to Emotion API

Instant Email Validator API

Grammar Correction API

Markdown Document Converter API

Email Address Accuracy Checker API

Injection String Generator API

Malformed Hostile String Data Generator API

Unicode Internationalization Data Generator API

Integer Floating Point Generator API

Seed Data Generator API

Grammar Genius API

Precision TTS Text Formatter and Purifier API

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