Cleverbot : An In-depth Guide

Cleverbot, a marvel of modern technology, is an application based on the principles of artificial intelligence (AI) that operates via the web. Its primary function is to engage in conversations with humans, using natural, everyday language, much like a real person would. This unique ability has not only drawn attention but has also allowed Cleverbot to captivate a global audience, making it a popular choice among AI applications.

The underlying strength of Cleverbot lies in its robust knowledge base and its impressive capacity to learn. It’s not just the sheer volume of information it can handle that’s remarkable, but also its ability to adapt and evolve through its interactions. It learns from each conversation, thereby continuously expanding its knowledge and improving its responses.

This intriguing blend of conversational aptitude and continuous learning makes interacting with Cleverbot a truly engaging experience. Users worldwide find themselves drawn to it, whether out of curiosity, for entertainment, or for the pursuit of understanding AI a little better.

In this comprehensive guide, we aim to delve deeper into the world of Cleverbot. We will explore its workings, its features, and its capabilities in a detailed manner. By unraveling the layers of this AI chatbot, we hope to provide you with a clear understanding of what Cleverbot truly is, how it functions, and what makes it so captivating. So, whether you’re a tech enthusiast or a curious newcomer to the realm of AI, this guide promises to offer valuable insights into the fascinating world of Cleverbot.

What is Cleverbot?

What exactly is Cleverbot, you may ask? To put it simply, Cleverbot is a prime example of an artificial intelligence (AI) chatbot. It was masterminded by Rollo Carpenter, a renowned British AI scientist, and his company, Existor. Since its inception in 1997, Cleverbot has been captivating users with its ability to mimic human-like conversation.

The design of Cleverbot is anchored in the principle of learning from its interactions. This means that every conversation the bot has with a user is a learning opportunity that helps it refine its future responses. Unlike other bots, which follow predefined scripts, Cleverbot is different. It doesn’t adhere to a fixed set of responses; instead, it utilizes machine learning algorithms to generate its replies.

Now, what does this mean in practical terms? Essentially, it means that Cleverbot is a dynamic entity that evolves with each interaction. When a user interacts with Cleverbot, the bot doesn’t just deliver pre-cooked responses. Rather, it examines the context of the conversation and formulates its responses based on its vast database of prior interactions. In this way, Cleverbot provides a more interactive and engaging user experience, offering responses that are not just relevant but also continually improving with each conversation.

In essence, Cleverbot is more than just a chatbot. It’s a testament to the power of artificial intelligence and machine learning, a virtual companion that evolves and learns just like we do. It stands as a fascinating example of how far we’ve come in the field of AI, and perhaps a hint of where we’re heading.

How Does Cleverbot Work?

You may be wondering, how does Cleverbot work? How is it able to simulate human conversation so effectively? The answer lies in the intelligent technology that powers Cleverbot and the unique way it processes user interactions.

At its core, Cleverbot operates using an AI algorithm specifically designed for chatbots. This algorithm forms the foundation of Cleverbot’s capabilities, and it’s rooted in the principles of machine learning, a specialized field within artificial intelligence. Machine learning is the process through which computer systems learn from experience, much like a human would learn from past events and adapt their behavior accordingly.

Cleverbot goes a step further in its application of machine learning, employing a technology known as an ‘Artificial Conversational Entity’ (ACE). This technology uses advanced algorithms to simulate human conversation, thereby enabling Cleverbot to interact with users in a way that feels natural and human-like.

The real magic, however, lies in the way Cleverbot processes and responds to user inputs. Unlike some other bots that simply respond to the latest message from the user, Cleverbot takes a more comprehensive approach. When you send a message to Cleverbot, it doesn’t just consider that individual message when formulating its response. Instead, it takes into account the entire conversation it has had with you up until that point.

The algorithm employed by Cleverbot analyses the message you’ve sent, but it also compares this input with its extensive database of past conversations. By doing so, it’s able to determine the most appropriate response based on the context of the current conversation as well as its prior knowledge. This thoughtful and comprehensive approach allows Cleverbot to deliver responses that are not only relevant but also contextual, providing a more engaging and interactive experience for users.

In essence, the functioning of Cleverbot is a blend of advanced technology and intelligent processing. It combines the power of AI and machine learning with an innovative approach to user interactions, providing a chatbot experience that’s truly unique and engaging.

Features of Cleverbot

Language and Conversation Skills

Cleverbot can converse in multiple languages and is capable of understanding and responding to complex sentences. Over the years, it has had millions of conversations, and these serve as its knowledge base for future interactions.

Learning Abilities

Cleverbot learns from its interactions with users, meaning that its responses evolve over time. This makes it more human-like in its communication as it can provide different responses to the same question at different times.

User Interaction

Interacting with Cleverbot is quite simple. All you need to do is visit the Cleverbot website, type in your message, and wait for its response. The conversations can be as long or as short as you want, and you can talk about almost anything.

API Access

Cleverbot also provides API access for developers. This allows the integration of Cleverbot into third-party applications, websites, or systems.

Understanding the Limitations

While Cleverbot is an impressive AI, it’s important to understand its limitations. Firstly, Cleverbot’s responses are generated based on its previous interactions, which means it doesn’t have the ability to understand or possess any real-world knowledge or consciousness.

Furthermore, while Cleverbot can maintain a general conversation, it often struggles to maintain context in more complex, topic-specific discussions. Additionally, its responses can sometimes be offbeat or unrelated due to its reliance on its database of previous interactions.

Cleverbot Pricing Model

The Cleverbot platform operates on a tiered subscription model for access to its API, with pricing based on the number of API calls made monthly. Here are the various subscription tiers:

  • API 10k Monthly: $10.00 per month, offering up to 10,000 API calls
  • API 20k Monthly: $20.00 per month, offering up to 20,000 API calls
  • API 50k Monthly: $50.00 per month, offering up to 50,000 API calls
  • API 100k Monthly: $100.00 per month, offering up to 100,000 API calls
  • API 250k Monthly: $200.00 per month, offering up to 250,000 API calls

In addition to the monthly subscription plans, Cleverbot also provides top-up options for additional API calls. These top-up options are:

  • API 15k Topup: $20.00 for an additional 15,000 API calls
  • API 35k Topup: $40.00 for an additional 35,000 API calls
  • API 75k Topup: $80.00 for an additional 75,000 API calls

This model allows users to choose a subscription plan that best fits their usage needs, providing flexibility and control over cost.


Cleverbot represents a significant achievement in the field of AI and machine learning. Its ability to mimic human-like conversation and learn from its interactions makes it a fascinating tool. However, it’s crucial to understand that despite its capabilities, it’s not a substitute for human interaction.

While there is still a lot of room for improvement, Cleverbot serves as a testament to the advancements in AI and offers a glimpse into the future of human-machine interaction. Whether you’re an AI enthusiast, a developer, or just someone looking for a fun, interactive way to pass the time, Cleverbot offers a unique experience that’s worth exploring.

  1. This is the main website where you can interact with Cleverbot. Here, you can chat with the AI in real-time and see its machine learning capabilities in action. The website warns that personal data will be used in the conversation, so it advises against giving personal information even if the bot ‘asks’.
  2. Existor’s other chatbots: Existor, the company behind Cleverbot, also has several other chatbot avatars that you can interact with. These bots share the deep learning AI capabilities of Cleverbot and express themselves in both words and emotions.
  3. CleverBot for Discord: If you use Discord, you can take advantage of the CleverBot integration. This allows you to use the AI chatbot within your Discord server, and you can even bind it to one specific channel for ease of use.
  4. Cleverbot-free on GitHub: This is an unofficial package that lets you interact with the Cleverbot API for free. It’s important to note that this package could be broken by the Cleverbot developers at any time.
  5. Cleverbotfree on GitHub: used to offer a free API for their chatbot application, but they have since removed this in favor of a tiered subscription service. Cleverbotfree is a free alternative to that API, using a headless Firefox to interact with the chatbot.