9 Mejores Detectores de IA: ¿Detectar contenidos de IA al instante en 2025?

por | Última actualización Aug 19, 2025

Mejor en general
GPTZero
4.8
  • Writing Report
  • Fast API
  • Canvas Integrations
  • Microsoft Add-On
  • Comprobador de plagio
  • Plan gratuito disponible
  • Paid Plans from $8.33
Mejor valor
Originality.ai
4.5
  • AI Detection
  • Comprobador de plagio
  • Extensión de Chrome
  • Accurate AI
  • Website Scanner
  • Prueba gratuita disponible
  • Paid Plans from $12.95
Lo más destacado
QuillBot
4.0
  • The Paraphraser
  • Corrector gramatical
  • Summarizer
  • Co-Writer
  • Quillbot Keyboard
  • Plan gratuito disponible
  • Paid Plans from $4.17
Los mejores detectores de IA

Worried about AI content?

It’s everywhere now, right?

Hard to tell real from fake.

Profesores, publishers face issues.

Authenticity is a big deal & you need good tools.

We have the answer. Find the best AI detectors in this article.

Spot AI content fast. Protect your work.

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What is the Best AI Detector?

With so many AI detectors out there, it’s tough to know which one is the real deal.

We’ve done the digging for you and found the top tools that actually work.

Get ready to spot AI-generated content like a pro!

1. GPTZero ActiveCampaign 与 Monday CRM:2025 年哪个最佳?

GPTZero is a favorite.

It helps teachers by checking alumno essays.

This tool is very popular.

It looks for AI writing. It’s easy to use.

Unlock its potential with our GPTZero tutorial.

GPTZero Introduction

Nuestra opinión

GPTZero

Ready to see if GPTZero really works? We tested it on 100 samples. See the results for yourself. Click now!

Beneficios clave

  • Exactitud: Offers 99% accuracy for AI detection.
  • Falsos positivos: Claims a very low false positive rate (less than 1%).
  • Garantía: Comes with a 30-day money-back guarantee.
  • Características: Focuses on perplexity and burstiness, user-friendly interface, supports multiple file uploads, offers batch processing for many documents, integrates with learning platforms.

Precios

什么是反向链接分析工具? facturado anualmente

  • Gratis: $0/mes.
  • Básico: $8.33/mes.
  • LeadFuze 2024 年评测:值得吗? $12,99/mes.
  • Profesional: $24.99/month.
GPTZero Pricing

Ventajas

  • Highly accurate.
  • Interfaz fácil de usar.
  • Comprehensive features.
  • Constant updates.
  • Supports educators.

Contras

  • Paid plans are needed.
  • Limited language support
  • Potential false negatives.
  • Relies on technology.

2. Originality AI (⭐4.5)

Originality AI is super accurate.

Many professionals use it.

It finds even hidden AI.

It helps keep content real.

Unlock its potential with our Originality AI tutorial. 

Originality AI Introduction

Nuestra opinión

Originalidad AI

Ready to ensure your content is 100% human-generated? Originality AI boasts a 94% accuracy rate in detecting AI-written text. Don’t risk your reputation – Go for Originality AI today!

Beneficios clave

  • Exactitud: Boasts 98-100% accuracy.
  • Falsos positivos: Has a very low false positive rate, around 2%.
  • Garantía: Provides a 7-day satisfaction guarantee.
  • Características: Detects AI-generated and AI-edited content, includes a powerful plagiarism checker, scans entire websites, supports detection in multiple languages, offers an API for custom integrations.

Precios

  • Pro: $12,95/mes.
  • Pago por uso: $30 (One time on demand pricing).
  • Empresa: $136.58/month.
Originality AI Pricing

Ventajas

  • High accuracy rate.
  • Interfaz fácil de usar.
  • Precios asequibles.
  • Helpful Chrome extension.
  • Website scanning feature.

Contras

  • Occasional false positives.
  • Soporte lingüístico limitado.
  • No API access.
  • A veces puede ser lento.

3. QuillBot 您是否厌倦了手动将销售数据输入会计软件?这非常耗时。想象一下,每周要花费数小时核对交易,几乎没有时间发展业务。如果有一种方法可以自动化整个流程,那会怎样?在……

QuillBot is more than just a detector.

It helps you rephrase texto.

Its detector is strong.

It finds AI-made content.

It also helps humanize text.

Desbloquea su potencial con nuestro Tutorial de QuillBot

Introducción a Quillbot

Nuestra opinión

Quillbot

¿Listo para transformar tu escritura? Más de 50 millones de usuarios ya han probado las potentes funciones de parafraseo de Quillbot. ¡Exploralo ahora!

Beneficios clave

  • Exactitud: Alcanza una precisión de alrededor del 90 % para la detección de IA general.
  • Falsos positivos: Conocido por una tasa razonable de falsos positivos, normalmente inferior al 5%.
  • Garantía: Ofrece una garantía de devolución de dinero de 3 días en planes premium.
  • Características: Distingue el texto generado por IA del texto humano asistido por IA, se integra con herramientas de parafraseo y gramática, ofrece escaneos gratuitos para textos más cortos, proporciona informes de análisis detallados y una interfaz fácil de usar.

Precios

什么是反向链接分析工具? facturado anualmente

  • Gratis: $0/mes.
  • LeadFuze 2024 年评测:值得吗? $4,17/mes.
  • Plan de equipo: Precios personalizados según sus necesidades.
quillbot

Ventajas

  • Fácil de usar.
  • Características versátiles.
  • Ahorro de tiempo.
  • Mejora la escritura.
  • Informes de análisis.

Contras

  • Puede producir frases extrañas.
  • Limitaciones de la versión gratuita.
  • No se debe confiar únicamente en él.
  • Costo de la suscripción premium.

4. Winston AI 容量审查:2025 年的详细分析?

Winston AI is very precise.

It checks many content types.

It even spots AI in images.

It’s a powerful tool.

Unlock its potential with our Winston AI tutorial.

Winston AI Introduction

Nuestra opinión

Winston AI

Over 10,000 writers trust Winston AI. Explore it today and see why it’s the go-to tool for streamlining content creation!

Beneficios clave

  • Exactitud: Claims an impressive 99.98% accuracy.
  • Falsos positivos: Reports a near-zero false positive rate.
  • Garantía: Includes a 14-day refund policy.
  • Características: Detects AI content from various models like GPT-4o and Gemini, includes an optical character recognition (OCR) feature, offers AI image detection, provides batch processing for bulk checks, has a clean, intuitive design.
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Precios

  • Gratis: $0/mes.
  • Básico: $10/mes.
  • 2025 年值得尝试的 11 款最佳即时人工智能 (AI) 替代品 11: $16/month.
  • Elite: $26/month.
Winston AI Pricing

Ventajas

  • Accurate AI Detection.
  • User-Friendly.
  • Comprehensive Analysis.
  • Versatile options.
  • Integrates with AI Tools.

Contras

  • Pricing for Advanced Features.
  • AI Detection Challenges.
  • Limited Language Support.
  • Occasional False Positives.

5. Smodin (⭐3.5)

Smodin is a versatile tool.

It checks for plagiarism too.

It helps academic writers.

It also aids content creators.

Unlock its potential with our Smodin tutorial. 

Smodin Introduction

Nuestra opinión

Smodin

Ready to supercharge your content creation? Over 100,000 users have already tried Smodin. Join them and see how Smodin can help you write faster and wiser!

Beneficios clave

  • Exactitud: Provides around 95% accuracy for AI content.
  • Falsos positivos: Has a low false positive rate, typically 3-4%.
  • Garantía: No specific warranty mentioned; relies on subscription terms.
  • Características: Combines AI detection with plagiarism checking, supports multiple languages, offers a content rewriter tool, includes a citation generator, good for academic and research papers.
Vídeo de YouTube

Precios

什么是反向链接分析工具? facturado anualmente

  • Writing: $9/mes.
  • Reviewing: $15/mes.
  • Último: $18/month.
Smodin Pricing

Ventajas

  • Fast content creation.
  • Interfaz fácil de usar.
  • Comprehensive Analysis.
  • 不,Lemlist 的定价基于您每月发送的电子邮件数量,而不是电子邮件帐户数量。但是,您可以使用一个电子邮件帐户进行多个营销活动。
  • Helpful AI tools.

Contras

  • Pricing for Advanced Features.
  • AI writing quality.
  • 2025 年 7 款最佳 Bettermode 在线社区替代方案 14
  • Accuracy of AI.

6. Quetext 所有循环

Quetext focuses on originality.

It’s known for plagiarism checks.

Its AI detection is strong.

It uses deep search technology.

Unlock its potential with our Quetext tutorial. 

Quetext Introduction

Nuestra opinión

Quetext CTA

Over 95% of users in our study found Quetext’s plagiarism detection more accurate than other tools. Ready to create content with confidence? Explore its advanced AI features!

Beneficios clave

  • Exactitud: Delivers approximately 92% accuracy in AI detection.
  • Falsos positivos: Maintains a low false positive rate, around 4%.
  • Garantía: No explicit warranty; focuses on subscription service.
  • Características: Uses “DeepSearch” technology for thorough analysis, highlights both AI and plagiarized content, offers a clear, color-coded report, provides a citation assistant, good for academic and journalistic integrity.
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Precios

Todos los planes se harán facturado anualmente

  • Gratis: $0/mes.
  • Empresa:$11,99/mes.
  • Básico: $13.99/month.
Quetext Pricing

Ventajas

  • Highly accurate detection.
  • Simple, easy interface.
  • Advanced AI checks.
  • Fast citation tool.
  • Detailed & clear reports.

Contras

  • Funciones gratuitas limitadas.
  • Premium Plans are costly. 
  • Slow, large files.
  • Rare false alarms.

7. Undetectable 2025 年社区建设的 7 个最佳 Wylo 替代方案?

Undetectable helps you humanize AI text.

It also detects AI content.

It’s useful for ESTE.

It helps bypass filters.

Unlock its potential with our Undetectable tutorial.

Undetectable AI Introduction

Nuestra opinión

IA indetectable

Give Undetectable AI a try! It bypasses 98% of AI content detectors, ensuring your AI-generated text goes undetected. Explore it today!

Beneficios clave

  • Exactitud: Offers up to 90% accuracy in detecting AI.
  • Falsos positivos: Claims a low false positive rate, about 5%.
  • Garantía: No specific warranty; subscription-based.
  • Características: Focuses on humanizing AI-generated content, checks against various AI detectors, aims to bypass common AI filters, useful for SEO and content marketing, simple and straightforward interface.
Vídeo de YouTube

Precios

Undetectable AI Pricing

Ventajas

  • Bypasses AI detectors.
  • Mejora la calidad del contenido.
  • 综合工具:
  • 相信我们,Lemlist 绝对物超所值。如果您想个性化您的电子邮件并提高回复率,不妨试试 Lemlist。您绝对不会失望。
  • Works with various AI writing tools.

Contras

  • Not foolproof.
  • Raises ethical concerns.
  • Can be costly.
  • Risk of over-reliance on AI.

8. Phrasly AI 2025 年课程创建者的最佳 7 种教学替代方案?

Phrasly AI is a newer tool.

It focuses on humanizing AI.

It also offers good detection.

It helps make content sound natural.

Unlock its potential with our Phrasly AI tutorial. 

Phrasly AI Introduction

Nuestra opinión

Frase AI

Want to know if Phrasly AI can truly beat AI detectors? Discover if its 99.99% human content claim is real, explore it today!

Beneficios clave

  • Exactitud: Provides around 88-90% accuracy for AI detection.
  • Falsos positivos: Reports a moderate false positive rate, around 6%.
  • Garantía: Not explicitly stated; service is subscription-based.
  • Características: Specializes in making AI content undetectable, offers an AI rewriter, provides readability scores, quick and easy to use, aims to help content rank better.
Vídeo de YouTube

Precios

  • Gratis: $0/mes.
  • Ilimitado: $12,99/mes.
Phrasly AI Pricing

Ventajas

  • Accurate AI Detection.
  • Effective AI Detection Bypass.
  • Interfaz fácil de usar
  • Comprehensive Analysis.
  • Versatile options.

Contras

  • Costly for Advanced Features.
  • Detection Challenges.
  • Limited Support.
  • Occasional errors.

9. Grammarly (⭐2.8)

Gramáticamente is a writing assistant.

Its AI detection is robust.

It finds AI alongside grammar issues.

It’s a very popular tool.

Desbloquea su potencial con nuestro Tutorial de Grammarly

Introducción a Grammarly

Nuestra opinión

Llamada a la acción de Grammarly

¿Quieres una escritura profesional? El detector de plagio de Grammarly Premium escanea más de 16 mil millones de páginas web, garantizando su originalidad. ¡Exploralo hoy mismo!

Beneficios clave

  • Exactitud: Ofrece una fuerte detección de IA, a menudo alrededor del 90-92%.
  • Falsos positivos: Mantiene una tasa baja de falsos positivos, generalmente inferior al 5%.
  • Garantía: Se aplican términos de suscripción estándar, sin garantía específica.
  • Características: Integra detección de IA con verificación gramatical y ortográfica, proporciona detección de plagio, ofrece comentarios en tiempo real, está disponible como una extensión del navegador y ayuda a mejorar la calidad general de la escritura.

Precios

什么是反向链接分析工具? facturado anualmente

  • Gratis: $0/mes.
  • Pro: $12/mes
  • Empresa: Precios personalizados según sus necesidades.
Precios de Grammarly

Ventajas

  • Detecta muchos errores.
  • 相信我们,Lemlist 绝对物超所值。如果您想个性化您的电子邮件并提高回复率,不妨试试 Lemlist。您绝对不会失望。
  • Funciona en todas partes.
  • Mejora la escritura.
  • Genera confianza.

Contras

  • SurfsharkVPN 与 Mozilla VPN
  • No siempre perfecto
  • Puede sobrecorregir.
  • Versión gratuita limitada.

What to Look For When Choosing the Best AI Detector?

  • Exactitud: The most important factor is how well the detector can distinguish between human-written and AI-generated content.
  • Facilidad de uso: Look for a tool with a user-friendly interface and clear results.
  • Velocidad: You don’t want to wait forever for results, so choose a detector that works quickly.
  • Características: Consider additional features like plagiarism detection or integration with other tools.
  • Precios: Compare pricing plans and choose one that fits your budget.
  • Atención al cliente: In case you run into issues, make sure the company offers reliable customer support.

How Can AI Dectectors Benefit You?

  • Protect yourself from misinformation. AI-generated content can be misleading or even harmful. AI detector tools help you separate fact from fiction, ensuring you’re getting accurate information.
  • Maintain academic integrity. In educational settings, it’s crucial to ensure work is original. AI detection tools can help educators and students identify AI-generated content and uphold academic standards.
  • Ensure content authenticity. For businesses and publishers, maintaining trust is key. AI detector tools help verify that content is human-generated, building credibility with your audience.
  • Stay ahead of the curve. As AI technology evolves, so do the methods to detect it. Using an AI detector tool keeps you one step ahead, allowing you to adapt and make informed decisions about the content you consume and create.
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当地的

To determine the best essay AI checker, our research process involved a comprehensive evaluation based on several key factors:

  • Análisis de precios: We thoroughly investigated the cost associated with each AI tool, including any free tools or free accounts offered, to assess their value proposition.
  • Comparación de características: We meticulously identified and compared the unique features of each content detector, looking for functionalities that effectively detect AI content and differentiate between AI-generated text and human-generated content. This included evaluating their ability to identify content written by AI and AI-written content.
  • Identifying Negatives/Limitations: We pinpointed any missing functionalities or weaknesses of each product, such as the potential for false positives when identifying human articles or other limitations in detecting AI-generated text.
  • Revisión de la política de soporte y reembolso: We examined the availability of customer support, community forums, and refund policies to understand the level of user assistance and satisfaction guarantees offered by the providers of these AI content detectors.
  • Integración de palabras clave: We ensured that our research and analysis incorporated exact keywords such as human generated text, detect AI content, AI content detector, free AI content detector, free online tools, and identifying AI generated content to align with user search intent and provide a comprehensive guide on AI detection.

This structured approach allowed us to objectively evaluate each AI detector and provide a well-rounded assessment of its strengths and weaknesses in distinguishing between human and AI-written content.

Terminando

We’ve explored the wild world of AI detectors, and it’s clear that these tools are essential in today’s digital landscape.

Whether you’re trying to spot AI-generated content, protect your original human-written content, or ensure the information you’re consuming is accurate.

An AI detection tool is your new best friend.

Remember, the best tool for you depends on your specific needs and budget.

Consider factors like accuracy, features, and ease of use when making your decision.

With the right AI detection model in your corner, you can confidently navigate the online world.

Knowing you have the power to distinguish between human-written text and AI-generated content.

While some tools focus solely on text, others are expanding their capabilities to detect AI-generated images as well.

And as AI technology continues to evolve, so will the tools to detect it.

Preguntas frecuentes

Can AI detectors be fooled?

Yes, while AI detectors are becoming increasingly sophisticated, there are ways to bypass AI detectors. Some techniques involve carefully crafting content or using specialized AI tools designed to evade detection.

How accurate are AI detectors?

The accuracy of AI detectors varies depending on the specific tool and the AI model used to generate the content. However, many top detectors boast accuracy rates of over 90% in detecting AI content.

Are AI detectors free to use?

Some AI detectors offer free versions with limited features or usage, while others require a paid subscription. Consider your needs and budget when choosing an herramienta de IA.

Can AI detectors identify AI-generated images?

While most AI detectors focus on text-based content, some are starting to incorporate image analysis capabilities to detect AI-generated images.

Why is it important to detect AI-generated content?

Detecting AI-generated content is crucial for maintaining authenticity, combating misinformation, and ensuring academic integrity. It empowers individuals and organizations to make informed decisions about the content they consume and create.

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