Chatbots & Conversational AI

19 recommended models

Building conversational interfaces, customer support bots, and virtual assistants

Best Models for Chatbots & Conversational AI

Claude Sonnet 4

by Anthropic

The best combination of performance and speed for efficient, high-throughput tasks. Excellent balance of intelligence and cost-effectiveness.

200K contextFrom $3/MTokAPI Available

Claude 3.5 Haiku

by Anthropic

Fastest and most compact model for near-instant responsiveness. Ideal for customer-facing applications and high-volume tasks.

200K contextFrom $0.80/MTokAPI Available

GPT-4o

by OpenAI

OpenAI's flagship multimodal model with advanced reasoning, vision, and audio capabilities. Fast and versatile for most tasks.

128K contextFrom $2.50/MTokAPI Available

GPT-4o Mini

by OpenAI

Affordable and intelligent small model for fast, lightweight tasks. Best cost-efficiency in its class.

128K contextFrom $0.15/MTokAPI Available

Gemini 2.0 Flash

by Google

Google's latest multimodal model with native tool use, code execution, and agentic capabilities. Fast and efficient.

1000K contextFrom $0.10/MTokAPI Available

Llama 3.3 70B

by Meta

Meta's latest open-source model offering performance comparable to Llama 3.1 405B at a fraction of the cost. Excellent for self-hosting.

128K contextAPI Available

Grok-2

by xAI

xAI's flagship model with strong reasoning and coding capabilities. Known for witty responses and real-time knowledge.

128K contextFrom $2/MTokAPI Available

Mistral Nemo

by Mistral AI

Efficient 12B model developed with NVIDIA. Drop-in replacement for Mistral 7B with improved performance.

128K contextFrom $0.15/MTokAPI Available

Command R+

by Cohere

Cohere's most capable model optimized for complex RAG and multi-step tool use. Supports 10 languages.

128K contextFrom $2.50/MTokAPI Available

Command R

by Cohere

Balanced model for RAG and tool use at lower cost. Good performance for enterprise applications.

128K contextFrom $0.15/MTokAPI Available

Amazon Nova Lite

by Amazon

Cost-effective multimodal model for high-volume tasks. Fast processing of images, video, and text.

300K contextFrom $0.06/MTokAPI Available

Sonar Pro

by Perplexity AI

Perplexity's advanced search model with real-time web access. Provides sourced, up-to-date answers with citations.

200K contextFrom $3/MTokAPI Available

GPT-4.1 mini

by OpenAI

A smaller, faster, and more affordable version of GPT-4.1. Ideal for tasks requiring quick responses while maintaining strong performance.

1000K contextFrom $0.40/MTokAPI Available

GPT-4.1 nano

by OpenAI

The most efficient GPT-4.1 variant, optimized for high-volume, low-latency applications. Best for simple tasks and real-time applications.

1000K contextFrom $0.10/MTokAPI Available

GPT-4 Turbo

by OpenAI

An optimized version of GPT-4 with vision capabilities and improved performance. Supports both text and image inputs with a 128K context window.

128K contextFrom $10.00/MTokAPI Available

GPT-4

by OpenAI

OpenAI's original GPT-4 model. A highly capable large language model for complex tasks requiring advanced reasoning and broad knowledge.

8K contextFrom $30.00/MTokAPI Available

GPT-3.5 Turbo

by OpenAI

A fast and cost-effective model suitable for many everyday tasks. Good balance of capability and affordability for simpler use cases.

16K contextFrom $0.50/MTokAPI Available

GPT-5.1

by OpenAI

The latest iteration of GPT-5 with improved instruction following, reduced hallucinations, and enhanced safety. Offers the best balance of capability and reliability for production use.

1000K contextFrom $5.00/MTokAPI Available

Claude Haiku 4.5

by Anthropic

Claude Haiku 4.5 is Anthropic's latest small AI model, launched on October 15, 2025. It offers similar coding performance to the previous state-of-the-art model, Claude Sonnet 4, but at one-third the cost and more than twice the speed. This model excels in real-time, low-latency tasks, making it particularly beneficial for applications like chat assistants and customer service agents. Claude Haiku 4.5 also enhances the coding experience, providing a responsive environment for multiple-agent projects and rapid prototyping, while maintaining high intelligence and speed.

From $1 per million tokensAPI Available