Comparator

Compare the best AI tools

Select a category, then compare up to 3 tools side by side. Analyze features, pricing, and performance.

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Chatbot & Assistant21 tools available
ChatGPT
ChatGPT

The world's most popular conversational AI assistant by OpenAI

ChatGPT is OpenAI's revolutionary AI chatbot that democratized artificial intelligence. Capable of natural conversation, text generation, coding, image analysis, and visual creation with DALL-E, it serves all profiles. With over 200 million users, it's the undisputed reference in AI assistants.

Strengths

  • Very generous free plan
  • Most complete ecosystem (text, image, code, voice)
  • Exceptional ease of use
  • Custom GPTs and GPT Store

Limitations

  • Occasional hallucinations despite improvements
  • Very expensive Pro plan ($200/month)
  • Context window smaller than Claude
  • Dependence on well-formulated prompts

Pricing plans

  • Accès GPT-3.5 illimité
  • Accès GPT-4o limité
  • Recherche web basique
  • Custom GPTs (lecture)
  • Applications mobiles
  • GPT-4o étendu
  • GPT-4 Turbo
  • DALL-E 3
  • Recherche web avancée
  • Custom GPTs (création)
  • Voice mode
  • Code Interpreter
  • Tout Plus inclus
  • Limites plus élevées
  • Workspace partagé
  • Admin console
  • Données non utilisées pour entraînement
  • Accès illimité tous modèles
  • o1 Pro mode
  • Priorité maximale
  • Fonctionnalités expérimentales
  • Support prioritaire
  • SSO/SAML
  • SOC 2 compliance
  • Support dédié
  • SLA garanti
  • Data processing agreements
  • Admin avancé
Merlin AI
Merlin AI

Your all-in-one Chrome sidekick—unleashing top models to research, write, and conquer any webpage instantly

Merlin AI is a Chrome extension that provides access to multiple AI models in a single subscription, including ChatGPT, Claude, Gemini, and Mistral to boost your productivity.

Strengths

  • Unified multi-model access: Switch seamlessly between GPT o1, Claude 3.7 Sonnet, Gemini, and more in one interface, eliminating tool-switching
  • Deep browser integration: Sidebar chats with webpages, real-time Google/Gmail enhancements, and context-aware assistance without leaving tabs
  • Comprehensive file handling: Chat with PDFs, images, docs via OCR/summarization; generate charts/images from uploads
  • Productivity multipliers: Instant summaries (articles/videos/PDFs), writing aids (paraphrasing/emails/social posts), and artifacts (code/diagrams)

Limitations

  • Hidden credit limits on "unlimited" plans: Free tier has daily caps; paid "unlimited" enforces a $100/month equivalent spend limit on API calls, potentially throttling heavy users
  • Chrome-only: Limited to Chromium browsers, excluding Firefox/Safari users
  • Learning curve for advanced features: Crafts/Projects/WebChat require familiarity despite intuitive shortcuts
  • Dependency on external APIs: Performance tied to model availability/outages from OpenAI/Anthropic

Pricing plans

  • 102 requêtes gratuites quotidiennes
  • Accès aux modèles IA de base
  • Génération d'images basique
  • Aperçu bibliothèque d'outils IA
  • Réinitialisation toutes les 24h
  • Accès "illimité équitable" aux modèles de base
  • 50x plus d'usage pour modèles premium (GPT-4o, Claude 3.5 Sonnet)
  • Génération d'images avancée
  • Accès complet extension Chrome
  • Support prioritaire
  • Accès illimité aux modèles premium
  • GPT-4, Claude 3.5 Sonnet, Gemini Pro
  • Génération d'images (DALL-E, Stable Diffusion)
  • Analyse de documents et PDF
  • Intégrations Gmail, Sheets, LinkedIn
  • Support prioritaire
  • Accès illimité aux modèles premium
  • GPT-4, Claude 3.5 Sonnet, Gemini Pro
  • Génération d'images (DALL-E, Stable Diffusion)
  • Analyse de documents et PDF
  • Intégrations Gmail, Sheets, LinkedIn
  • Support prioritaire
  • Tout du plan Pro inclus
  • Outils de gestion d'équipe
  • Tableau de bord usage centralisé
  • Conformité SOC2, GDPR, ISO 27001
  • Minimum 5 utilisateurs
  • 180$/an par siège

Add a 3rd (⌘K)

General overview

Criterion
ChatGPT
Merlin AI
AI typeAI NativeAI Enhanced
Country of origin🇺🇸 United States🇮🇳 India
Year founded20222023
Supported languages95+ languages25+ languages
Free plan
Yes
Yes
API available
Mobile app

Detailed comparison

FeatureChatGPTMerlin AI
Available models
6
Max output tokens
16384 tokens
Knowledge cutoff
Avril 2024
Vision support
Audio input
Audio output
Image generation
Video understanding
File types supported
PDF, Word, Excel, CSV, PowerPoint, Images, Code
PDF, DOCX, XLSX, Images
Function calling
Reasoning mode
Web search integrated
Code execution
Canvas / Artifacts
Memory persistence
Custom instructions
Streaming API
Fine-tuning available
Embeddings API
Batch API
Messages/day (free)
Rate limit (req/min)
500 req/min
Data retention policy
30 jours par défaut, opt-out disponible
Enterprise security
On-premise available
Available
Not available
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