Best Free Chatbots & Assistants Tools

Flowise is an open-source visual tool for building LLM-powered applications and chatbots without code. Drag and drop LangChain components to create RAG chatbots, AI agents, and custom pipelines that can be deployed as APIs.

HuggingChat is Hugging Face's open-source AI chat interface that provides free access to a curated selection of the best open-weight language models including Mistral, Llama, Phi, and others. It serves as an open alternative to proprietary chatbots, letting users switch between models to compare responses, create custom AI assistants with system prompts, and use web search-augmented responses. HuggingChat supports multimodal interactions with vision-capable models and enables users to share conversations publicly. Developers and researchers use it to quickly evaluate new open-source models without setting up local infrastructure. As Hugging Face's community-facing product, HuggingChat reflects the latest advances in open-weight AI and is updated frequently as new models are released.

Pi by Inflection AI is designed as a personal AI companion focused on emotional intelligence, supportive conversations, and being a thoughtful thinking partner. Ideal for reflection, planning, and having a non-judgmental listener.

Pi is a personal AI from Inflection AI designed for empathetic, supportive conversations. It remembers your preferences and builds a relationship over time, ideal for personal support and journaling.

Layla is an AI travel planning and booking platform that combines a conversational AI travel assistant with integrated booking capabilities, allowing travelers to have a natural planning conversation and then book flights, hotels, and experiences without leaving the platform. The AI understands complex, multi-part travel requests—like planning a two-week multi-city trip with specific interests and budget constraints—and generates personalized itineraries while presenting bookable options. Layla's approach bridges the gap between AI-powered trip planning tools that cannot book and traditional OTAs that lack AI planning intelligence, creating a unified end-to-end travel experience.

Mindtrip is a conversational AI travel planning platform that combines the natural language intelligence of a GPT-powered travel advisor with real-time flight and hotel availability data, enabling travelers to plan and book trips through a single chat interface. Users can describe a trip vision in natural language—the destination, travel dates, interests, and budget—and Mindtrip generates personalized itinerary options with bookable flights and hotels integrated directly into the conversation. The platform is designed to replicate the experience of having a knowledgeable travel agent available around the clock, handling everything from inspiration to booking in a seamless conversational flow.

GuideGeek is an AI travel assistant built by Matador Network that operates within WhatsApp and Facebook Messenger, allowing travelers to ask travel questions in natural language and receive instant, knowledgeable responses about destinations, logistics, accommodations, local tips, and itinerary suggestions without needing to download a separate app. Unlike travel booking platforms, GuideGeek focuses on being a knowledgeable travel advisor companion—answering the nuanced questions that search engines struggle with, like the best neighborhood to stay in a city for a specific vibe, or how to get between two remote destinations efficiently. Its conversational format makes it particularly useful during trips for real-time local advice.

Meta AI is a free AI assistant powered by Llama that's integrated into WhatsApp, Instagram, Facebook, and Messenger. Access AI assistance directly in your existing social apps with image generation, web search, and conversation.

HuggingChat is Hugging Face's open-source alternative to ChatGPT. Access top open-source models including Llama, Mistral, and Mixtral for free, with web search integration.