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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
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ChatBuild AI
✓ verifiedFreemium
No-code builder for website AI chatbots trained on your data, with live chat and conversation history, free to start.
1.3K visits/mo
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CHAI AI
✓ verifiedFreemium
Consumer platform for creating and chatting with AI characters and stories, running on in-house RLHF-trained LLMs.
1.3M visits/mo
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ZenMux
✓ verifiedPaid
Enterprise unified API gateway giving one integration point to 100+ LLMs like Claude, GPT, and Gemini with reliability guarantees.
435K visits/mo11K saves
Pricing
Free: $0 (300 credits)
Pro: $39.99/mo (5k messages/mo)
Premium: $84.99/mo (20k messages)
Enterprise: $349.99/mo (100k messages)
No public pricing
No public pricing
Core features
- ✦No-code custom chatbot creation
- ✦Train on documents and website content
- ✦One-click embed on any website
- ✦Live chat feature
- ✦Conversation history and export
- ✦Analytics
- ✦Custom branding
- ✦User-created AI characters and stories
- ✦In-house RLHF-trained LLMs
- ✦Model blending across multiple LLMs
- ✦iOS and Android apps
- ✦Large-scale, low-latency inference
- ✦Unified API for 100+ AI models
- ✦Intelligent request routing across models
- ✦AI Model Insurance for quality/reliability guarantees
- ✦Enterprise-focused LLM access layer
Use cases
- →24/7 website customer support
- →Lead qualification
- →Ecommerce and booking assistants
- →Chatting with AI characters for entertainment
- →Building custom AI companions
- →Interactive AI storytelling
- →Building applications that need failover across multiple LLM providers
- →Consolidating billing/access to many AI models under one API
- →Enterprises requiring guaranteed model output reliability
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