Comparator

Chatbase vs Merlin AI: Complete Comparison 2026

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

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Chatbot & Assistant22 tools available
Chatbase
Chatbase

Build custom AI chatbots for your website

Chatbase is an AI chatbot creation platform that enables businesses to deploy intelligent conversational assistants on their website. Powered by 15+ AI models including GPT-4o, Claude, and Gemini, Chatbase lets you create a chatbot trained on your own data in minutes, with no technical skills required. The platform stands out for its ease of use: simply import your documents, web pages, or databases and the chatbot automatically learns your content. Over 10,000 businesses trust Chatbase to automate customer support, generate leads, and improve user engagement. Chatbase offers advanced features including multi-channel integration (Slack, WhatsApp, Messenger), detailed conversation analytics, full widget appearance customization, and automated actions like email collection or appointment booking. The platform supports 80+ languages and provides a complete API for custom integrations. The freemium model lets you start for free with 100 messages per month, while paid plans offer higher volumes and advanced features like Chatbase branding removal and third-party integrations.

Strengths

  • No-code chatbot creation in minutes
  • Support for 15+ AI models (GPT-4o, Claude, Gemini)
  • Training on your own data (documents, websites, databases)
  • Multi-channel integrations (Slack, WhatsApp, Messenger, Zapier)

Limitations

  • Free plan limited to 100 messages/month
  • No self-hosted version available
  • Branding removal requires a paid plan
  • Response quality depends on the quality of provided data

Pricing plans

  • 100 messages/mois
  • 1 chatbot
  • 400K caractères d'entraînement
  • Analytiques basiques
  • 2 000 messages/mois
  • 2 chatbots
  • 11M caractères d'entraînement
  • Accès API
  • Intégrations (Slack, WhatsApp)
  • Analytiques avancées
  • 12 000 messages/mois
  • 5 chatbots
  • 11M caractères d'entraînement
  • Retrait du branding Chatbase
  • Domaines personnalisés
  • Toutes les intégrations
  • 40 000 messages/mois
  • 10 chatbots
  • Support prioritaire
  • Personnalisation avancée
  • Collaboration d'équipe
  • Messages illimités
  • Chatbots illimités
  • Support dédié
  • SLA
  • SSO & SAML
  • Intégrations personnalisées
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
Chatbase
Merlin AI
AI typeAI NativeAI Enhanced
Country of origin🇺🇸 United States🇮🇳 India
Year founded20232023
Supported languages10 languages25+ languages
Free plan
Yes
Yes
API available

Detailed comparison

FeatureChatbaseMerlin AI
Available models
Max output tokens
Knowledge cutoff
Vision support
Audio input
Audio output
Image generation
Video understanding
File types supported
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)
Data retention policy
Enterprise security
On-premise available
Available
Not available
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