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Comparer des outils d'IA

Choisissez 2 à 3 outils d'une même catégorie. La sélection est enregistrée dans l'adresse de la page : vous pouvez la mettre en favori ou la partager. Nous comparons côte à côte tarifs, plateformes, cas d'usage et faits vérifiés.

Knowster ×

ChatGPT ×

Knowster ×
ChatGPT ×

Comparateur · Assistants de chat

Knowster$39/mo (Starter)contre

ChatGPT$20/mo (Plus (consumer))

Prix de départ$39/mo · $20/mo

Formule gratuiteoui · oui

Offres documentées5 · 10

Plateformes1 · 4

Comparaison de Knowster, ChatGPT
	Knowster Visiter le site pour Knowster (s'ouvre dans un nouvel onglet)	ChatGPT Visiter le site pour ChatGPT (s'ouvre dans un nouvel onglet)
Catégorie	Assistants de chat	Assistants de chat
Principaux cas d'usage	Customer support chatbot on a small business site FAQ bot built from existing pages Lead capture from site visitors Ecommerce or SaaS site Q&A	Drafting and editing text Answering general questions Summarizing documents Getting help with code Brainstorming ideas
Idéal pour	Small businesses, Site owners without coding resources	Knowledge workers, Students, Developers, General consumers
Plateformes	Web	Web, Desktop, Mobile, API
Modèle tarifaire	Freemium	Freemium
Tarifs	Free $0 (1 site, 100 messages/mo); Starter $39/mo; Pro $99/mo; Scale $299/mo, billed monthly; Enterprise custom. Top-up pack of 1,000 messages $20. Vérifié le Sep 29, 2026. Tarifs officiels ↗	Individual plans: Free, Go, Plus and Pro; organization plans: Business and Enterprise. Prices were displayed in a non-US currency when we checked, so US prices are not confirmed here — see official pricing. Vérifié le Sep 30, 2026. Tarifs officiels ↗
Fonctionnalités clés	Trains on website pages and re-reads them on a schedule Google Drive folder source (Docs, Sheets, text, markdown) Pinned hand-written answers Lead capture with email, Google Sheets and webhook options Analytics dashboard on paid plans Install guides for WordPress, Shopify, Wix, Squarespace and others	Chat with file uploads and data analysis Web search and deep research Image generation Voice conversations Projects, memory and custom GPTs Codex coding agent
Avantages	Free plan with no time limit and no credit card Month-to-month plans, 14-day money-back guarantee Answers in the visitor's language per the homepage Top-up pack avoids automatic overage charges	Free plan available for everyday chat Apps for web, iOS, Android and desktop Wide feature set in one product (search, images, voice, files) Business and Enterprise plans with SSO and admin controls
Limites	Free plan limited to 1 website, 100 messages and 10 leads per month Knowster branding on Free and Starter Analytics dashboard not on Free PDF and Word files are not read from Google Drive No annual billing yet	Free plan limits uploads, image generation, voice and deep research The lower-cost Go plan may include ads, per OpenAI's pricing page Can produce inaccurate or outdated information that needs checking API usage is billed separately from ChatGPT subscriptions
Notes	Editorial Not yet reviewed Users No user reviews yet	Editorial Not yet reviewed Users No user reviews yet
Statut de vérification	Listed Vérifié le Sep 29, 2026	Listed Vérifié le Sep 30, 2026