Best chat AI models

29 chat models compared on specs, pricing and community reviews.

  • Grok 4.3 — xai: Grok 4.3 by xAI is a highly efficient conversational model designed to handle massive datasets with its expansive 1-million-token context window. It offers a hi
  • Qwen 3 235B — alibaba: Alibaba's Qwen 3 235B is an exceptionally powerful open-weight model optimized for elite multilingual understanding and advanced programming tasks. Built on a m
  • Claude Sonnet 5 — anthropic: Claude Sonnet 5 by Anthropic delivers an exceptional balance of speed and high-tier intelligence, specifically optimized for advanced chat and complex coding ta
  • GPT-5.6 Luna — openai: GPT-5.6 Luna by OpenAI is a highly efficient chat-based model designed specifically to handle high-volume, cost-sensitive workloads without compromising on mode
  • Claude Sonnet 4.5 — anthropic: Claude 4.5 Sonnet is Anthropic's premier mid-tier model designed to deliver elite-level reasoning, coding, and comprehension capabilities. It excels at deeply u
  • GPT-5.6 Terra — openai: GPT-5.6 Terra is a balanced powerhouse within OpenAI's latest model family, engineered to deliver a cost-effective blend of advanced intelligence and efficiency
  • Claude Fable 5 — anthropic: Claude Fable 5 is Anthropic's premier model designed to power highly sophisticated, autonomous, long-running agents. It features a massive 1M-token context wind
  • Claude Opus 5 — anthropic: Claude Opus 5 is Anthropic's flagship model designed specifically for complex agentic coding and heavy enterprise workloads. Featuring an expansive 1-million-to
  • Claude Haiku 4.5 — anthropic: Claude Haiku 4.5 is Anthropic's fastest and most cost-effective model, optimized for near-instantaneous response times. It delivers exceptional performance on h
  • GPT-5.6 Sol — openai: GPT-5.6 Sol represents OpenAI's absolute pinnacle of machine intelligence, specifically engineered to tackle ultra-complex reasoning challenges and autonomous a
  • GPT-5.4 mini — openai: GPT-5.4 mini is OpenAI's highly efficient and cost-effective model optimized for high-volume automated tasks. It excels in driving specialized coding sub-agents
  • GPT-5.4 nano — openai: GPT-5.4 nano is OpenAI's highly optimized, lightweight model designed for high-throughput, low-latency text processing tasks. Positioned as the most cost-effect
  • Gemini 3.5 Flash — google: Google's Gemini 3.5 Flash is a highly optimized, cost-effective model designed specifically for high-speed, high-volume conversational tasks and multi-turn agen
  • Gemini 3.1 Pro (Preview) — google: Gemini 3.1 Pro is a highly advanced multimodal reasoning model from Google, specifically optimized for complex chat interactions and deep analytical coding. Equ
  • Grok 4.5 — xai: xAI's frontier model for coding and agentic work. 500k context, $2/$6 per 1M tokens under 200k prompt tokens ($4/$12 above).
  • Mistral Large 3 — mistral: Mistral Large 3 is Mistral AI's premier European frontier model, engineered to deliver top-tier reasoning, advanced coding capabilities, and highly sophisticate
  • DeepSeek V4 Pro — deepseek: Mixture-of-experts model with 1.6T total and 49B active parameters, hybrid compressed attention, and a 1M-token context window.
  • Qwen3.5-397B-A17B — alibaba: Alibaba's first Qwen3.5 release: a 397B-parameter MoE with 17B active parameters, Apache 2.0 licensed, hosted as Qwen3.5-Plus on Model Studio.
  • Llama 4 Maverick — meta: Meta's natively multimodal MoE with 400B total and 17B active parameters, under the Llama 4 Community License.
  • Llama 4 Scout — meta: Efficient Llama 4 MoE: 109B total / 17B active parameters with an industry-leading 10M-token context window.
  • Gemini 3.6 Flash — google: Gemini 3.6 Flash is Google's premier speed-optimized model, engineered to deliver rapid responses without sacrificing deep intelligence or coding capabilities.
  • Gemini 3.1 Flash Lite — google: Gemini 3.1 Flash Lite is Google’s highly optimized, ultra-low-cost model designed for high-throughput text processing and conversational tasks at massive scale.
  • Claude Opus 4.5 — anthropic: Claude 4.5 Opus is Anthropic's flagship model designed to tackle the most demanding cognitive tasks, offering unmatched depth in reasoning and precision. It is
  • Llama 4 405B — meta: Llama 4 405B represents Meta's frontier-class open-weights model, offering state-of-the-art general reasoning, coding, and chat capabilities. Designed to compet
  • Llama 4 70B — meta: Meta's Llama 4 70B is the premier sweet spot for open-weights self-hosting, masterfully balancing state-of-the-art conversational quality with a highly manageab
  • DeepSeek R2 — deepseek: DeepSeek R2 is a highly efficient, reasoning-focused open-weights model designed specifically to excel in complex mathematical synthesis and advanced coding tas
  • Grok 4 — xai: Grok 4 is xAI's flagship conversational AI, engineered for advanced analytical reasoning and deep conceptual synthesis. Building on its predecessor's strengths,
  • GPT-5.5 — openai: GPT-5.5 represents OpenAI's next-generation frontier model, specifically optimized for highly complex reasoning, advanced coding tasks, and multi-step analytica
  • Gemini 3.5 Flash-Lite — google: Gemini 3.5 Flash-Lite is Google's most economical general-availability model, specifically optimized for high-volume agentic workflows and data processing. Offe