AI chatbots have gone from gimmick to game-changer in 2025. Instead of clunky scripts and generic responses, today’s top tools deliver human-like support, convert more visitors, and provide real-time answers — all without the wait or overhead of live agents.
Whether you're running an e-commerce store, SaaS platform, or content site, modern AI chatbots can make your website feel like a personalized, always-on assistant.
In this guide, we compare the 6 best AI chatbots for websites in 2025 — covering features, pricing, pros, and best use cases — so you can choose the right solution for your goals.
Website visitors today don’t want to dig through menus or wait for a live chat agent. They’ve gotten used to something faster, more direct — and more helpful.
Thanks to tools like ChatGPT, Perplexity, and Claude, users are becoming conditioned to getting instant, conversational answers to complex questions. They expect websites to work the same way: no searching, no forms, no hold music. Just clear, useful information delivered on demand.
That shift in user behavior has created a huge opportunity for brands. The right AI chatbot can:
And unlike traditional live chat or scripted bots, modern AI chatbots are powered by large language models that can understand nuance, follow context, and deliver natural, helpful replies — even when the question is messy or unstructured.
If you want your website to meet modern expectations and compete with brands already using AI to boost engagement, it’s time to get serious about your chatbot strategy.
Before AI chatbots, you had two choices for helping users get the right information on your website:
You’ve definitely seen these pop up when you visit a website. They ask you to click through pre-made questions and answers that are often incorrect, lack context, and are just trying to collect information from you, not solve your problem. Most sites try to disguise these chatbot pop-ups as human-written messages or AI, but they’re neither.
Visitor satisfaction rates are low with pre-made chatbot interactions, and conversions to revenue-driving actions are also low.
The second option, which you get to eventually through pre-made questions, is to get connected with a human support or sales agent.
It’s bad for two reasons:
Because of ChatGPT and its competitors (Claude, Grok, Gemini, etc.), there will be a new option in 2025: AI-native chatbots.
And thanks to modern software, your website can also offer a ChatGPT-like experience by integrating with one of the vendors below.
These aren’t just upgraded live chats — they’re intelligent agents built from the ground up to understand your content, personalize responses, and guide visitors toward action in real time. No scripts, no delays, no handoffs — just instant, high-quality help that feels natural, not robotic.
Here are the six best AI chatbots for websites in 2025 (more details below) ⤵️
Big Sur AI: Best for high-quality AI agents across any industry, plus the only option to offer AI content marketing tools
Chatbase: Best for AI agents with lots of integrationsChatbot.com: Best for off-the-shelf AI customer support
Tidio: Best for combining AI with automation for customer supportIntercom: Best for customer support for large-scale organizations
Botpress: Best for advanced users wanting a visual workflow builder
Best For | Starting Price | Key Features | Free Plan? |
---|---|---|---|
Big Sur AI | $0/month | AI-powered website assistant, e-commerce optimization, AI Content Marketer | ✅ Yes |
Chatbase | $0/month | Custom AI training, multi-channel deployment, advanced analytics | ✅ Yes |
ChatBot.com | $52/month | No-code chatbot builder, multi-platform support, customizable UI | ❌ No |
Tidio | $24.17/month | Live chat with AI, automation flows, multi-channel inbox | ✅ Yes |
Intercom | $39/seat/month | AI-powered support, omnichannel messaging, Fin AI agent | ❌ No |
Botpress | $0/month | Visual flow builder, open-source flexibility, multi-channel deployment | ✅ Yes |
They all have different approaches and styles. For example, Big Sur AI is built to work out-of-the-box on your site, Intercom has a more traditional chatbot approach, and Botpress is a “build it yourself” option.
Below, we compare them in detail (capabilities, strengths, weaknesses, price, best use cases) so that you can pick the best one for your website.
Let’s dive in 👇
Known for: AI-powered website assistant focused on making your business more successful - by helping customers, increasing discovery and lead capture, and driving sales
Big Sur AI (that’s us 👋) is an AI-first chatbot assistant, personalization engine, and content marketer for websites.
Big Sur AI has an AI Website Agent offering for companies in any industry, as well as an AI Sales Agent specifically for e-commerce.
Designed as AI-native from the ground up, our agents deliver deep personalization by syncing your website’s unique content and proprietary data in real time. They interact naturally with visitors anywhere on your site, providing relevant, helpful answers that guide users toward their goals — whether that’s making a decision, finding information, or completing an action.
Our best-in-class technology means our AI agents always have the right answer and maintain your brand voice in every interaction.
Although known for its AI shopping assistant for e-commerce brands, Big Sur AI just released its AI-native website assistant for all types of websites.
Here’s how it outshines competitors and why it’s ranked #1 👇
✅ Instant answer quality without work on your side: Automatically syncs your website’s back-end data (products, services, analytics, customers, traffic patterns, documentation, etc.) to tailor the AI agent to your content and offerings.
✅ Quick and easy
A live AI agent can be spun up in minutes, compared to days or weeks for alternatives. Try it here 👈
✅ Interactive content
The experience for visitors goes beyond a simple chat interface. Big Sur AI’s agent can be appended anywhere on your webpages, and visitors can interact with answers in multiple intuitive ways.
✅ Simple, transparent pricing
Affordable pricing tiers designed to get you started quickly. You get unlimited user conversations, so you don’t need to worry about accidentally going over budget or cutting off your most-engaged visitors.
✅ Drive more traffic
Not only does Big Sur AI offer AI agents for your website, but we also offer tools to drive more traffic with our AI Content Marketer. Automatically generate and optimize your landing pages for both SEO rankings and sales conversions.
Big Sur AI has the unique ability to be integrated both as a regular chatbot on the X or Y axis of any web page, but also in custom website components, like under product descriptions or next to buttons ⤵️
Here’s a real landing page examples created by the AI agent (e-commerce example) ⤵️
❌ New platform, not as widely adopted legacy Chatbot providers like Intercom.
Big Sur AI’s pricing gives you more volume than Chatbase, and doesn’t have as many volume paywalls that force you to upgrade (more on this below).
Choose from 3 plans:
Free - $0/month, supports up to 1,000 monthly site visitors, unlimited user conversations, 100 web pages, 10 files (8MB each), and 5 team members.
Pro 10K - $49/month (billed annually), supports up to 10,000 monthly site visitors, unlimited user conversations, 15,000 web pages, 50 files (8MB each), 50 team members, and one domain. Additional visitors at $6 per 1,000.
Custom - Contact for pricing, unlimited site visitors, conversations, pages, files, team members, multi-domain support, and a dedicated account manager with Slack channel.
Best for: AI-powered product tours.
Chatbase is an AI-powered chatbot platform that lets businesses create custom AI agents trained on their site’s data. These agents can be deployed across various platforms to automate customer interactions, provide support, and perform tasks.
✅ Custom AI training
Chatbase trains AI agents on your specific data sources, such as documents and websites, ensuring that the chatbot provides accurate and relevant responses aligned with company information.
✅ Lots of integrations
The platform supports integration across various channels, including websites, Slack, WhatsApp, and more, allowing businesses to reach customers on their preferred platforms.
✅ Compare AI capabilities
Chatbase utilizes large language models (LLMs) with reasoning capabilities, enabling the AI agents to handle complex queries. Customers can compare language models to personalize logic based on question types.
❌ Limited to Text-Based Interactions
Chatbase focuses solely on text-based chatbots and does not support voice interactions or phone call capabilities. The UX is also less flexible than competitors.
❌ Pricing Structure
Users have expressed concerns about Chatbase's pricing, describing it as rigid or complex, which may not be ideal for small to medium-sized businesses.
❌ Integration Challenges
While Chatbase offers various integrations, certain API connections, such as custom scheduling, can be finicky and may require additional technical effort to implement effectively. Customers report a longer implementation process than what’s advertised on Chatbase’s site.
Chatbase plans vary primarily in message credits, number of AI agents, team members, AI Actions per agent, analytics access, and advanced features. Pick from 4 plans:
Add-Ons:
Best for: Setting up a post-purchase AI-powered chatbot to help your customers solve their problems.
ChatBot allows you to create and deploy an AI-powered chatbot that can interact with your customers in their pre or post-purchase shopping journey.
The bot is one of the best on the market because it offers a no-code chatbot builder that integrates with various platforms and channels, allowing you to customize it to your needs.
✅ Scalable AI-powered chatbot that allows you to handle your customers' questions.
✅ User-friendly interface.
✅ Wide range of features for the price.
❌ Pricing structure
ChatBot's pricing is based on the number of chats per year, which may not be ideal for businesses with fluctuating or unpredictable chat volumes. Exceeding the allotted chats can incur additional costs.
❌ Some users report setup challenges.
❌ Limited AI customization
While ChatBot.com offers AI-driven responses, the level of customization and complexity in AI behavior may be limited compared to more advanced platforms, potentially affecting the handling of complex queries.
ChatBot has 4 pricing tiers:
Best for: AI-powered product tours.
Tidio is an all-in-one customer service platform that combines live chat, AI-powered chatbots, and help desk tools to help businesses engage with customers in real time, automate support, and increase sales.
✅ Drag-and-Drop Interface
The drag-and-drop interface that allows users to set up chatbots and live chat widgets quickly. This ease of use is frequently praised by users on platforms like G2 and Capterra.
✅ Multi-Channel Integration
Tidio consolidates messages from various channels—including live chat, email, Facebook Messenger, Instagram, and WhatsApp—into a single shared inbox.
✅ Automation Flows
With Tidio's visual automation builder includes pre-built templates for common scenarios like abandoned cart reminders and order status updates.
✅ Affordable Pricing
❌ Limited Advanced AI Capabilities
While Lyro is effective for handling common inquiries, some users have noted that it may not be as advanced as AI offerings from other platforms like Intercom or Drift, particularly in understanding complex queries.
❌ Customization Constraints
Some users have mentioned limitations in customizing the chat widget's appearance and behavior, which could affect brand consistency.
❌ Integration Challenges
While Tidio integrates with various platforms, certain users have reported challenges in setting up and managing these integrations, especially with less common tools.
Tidio has different plans for businesses of all sizes. But because the pricing is modular, make sure you check which features you need so you don’t pay for extras.
Best for: Traditional customer service workflows.
Intercom is one of the OG’s of the website chatbot revolution of the 2010s. It started as a simple chatbot, developed into a full-fledge customer service solution, and now self-identifies as a comprehensive customer service platform that combines AI-powered automation with human support to enhance customer engagement across various channels.
✅ Extensive Integrations
Intercom integrates with over 450 apps, including CRM systems, marketing tools, and other business applications, to centralize customer data and streamline operations.
✅ Comprehensive Help Center and Knowledge Base
The platform enables the creation of a self-service knowledge base, allowing customers to find answers to common questions without direct support, thereby improving efficiency and customer satisfaction.
✅ AI-Enhanced Agent Tools
Intercom provides support agents with an AI-powered inbox that prioritizes conversations, suggests responses, and streamlines workflows, enhancing productivity and response times.
❌ Pricing Structure
Intercom's pricing has been a point of concern for some users, especially small businesses. The platform's cost can escalate quickly with the addition of features and increased usage.
❌ Not AI-first
While Intercom has pledged to fully transition to AI-first, the platform was built and tailored to non-AI uses first, which might give an edge to AI-native tools like Big Sur AI and Chatbase.
❌ Limited UX Customization
Some users have reported limitations in customizing specific aspects of the platform, such as the chat widget's appearance and behavior, which could affect brand consistency.
Intercom has recently switched from a seat-based pricing model to a hybrid with a base seat price and extra cost for each resolution, likely to cover AI costs:
Add-Ons:
Best for: Self-made AI agents.
Botpress is not an website AI chatbot per say, but the platform lets teams build their own custom AI agents. If that’s what you’re looking for, it’s worth covering in this list.
The tool is a comprehensive AI platform designed for building, deploying, and managing intelligent chatbots and AI agents.
✅ Advanced Customization and Flexibility
Botpress offers extensive customization options, allowing developers to tailor chatbots to specific needs. Its open-source nature and modular architecture enable integration with various systems and APIs, providing flexibility in deployment and functionality.
✅ Visual Flow Builder
The platform includes a visual drag-and-drop interface for designing conversational flows, making it accessible for users without extensive coding experience. This feature simplifies the creation and management of complex dialogues.
✅ Active Community and Support
Botpress has a supportive community and offers resources like weekly office hours and a Discord server, assisting users in troubleshooting and optimizing their chatbot implementations.
❌ Technical Complexity for Self-Hosting
While Botpress offers flexibility, self-hosting the platform can be complex and may require technical expertise for setup and maintenance. Users have noted challenges in configuring and managing the platform independently.
❌ Learning Curve for Advanced Features
New users may encounter a learning curve when dealing with advanced configurations and API integrations. Although the platform provides documentation, some users have suggested that more detailed guides could enhance the onboarding experience.
❌ Pricing Increases
Some users have expressed concerns about the pricing structure, especially when scaling up or requiring additional features.
Botpress’s pricing varies by volume. The company sets limits for evey single factor affecting pricing, like the number of bots, seats, messages, or rows in a given bot.
Pick from 4 plans:
To summarize 👇
Big Sur AI - Best for high-quality AI agents across any industry, plus the only option to offer AI content marketing tools. ➡️ Use it if you want a super-fast setup, automatic product syncing, and AI-driven sales conversions.
Chatbase - Best for custom AI chatbots with advanced integrations. ➡️ Use it if you need a chatbot trained on your site’s data with multi-platform deployment.
ChatBot.com - Best for support tickets and customer interactions. ➡️ Use it if you want a simple, scalable, no-code chatbot for customer support.
Tidio - Best for live chat with automation and dynamic personalization. ➡️ Use it if you want an easy-to-set-up, multi-channel chat experience with automated flows.
Intercom - Best for traditional customer service chatbots and support teams. ➡️ Use it if you want AI-powered customer support with a unified inbox across multiple channels.
Botpress - Best for building custom AI chatbots from scratch. ➡️ Use it if you want full customization, open-source flexibility, and multi-platform deployment.