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Best AI Assistant Tools

4 brands ranked by AI visibility — how often they appear in AI answers across ChatGPT, Claude, Gemini, and Perplexity.

4
Brands tracked
92.2
Avg AI Score
99
Top Score
#1
A
ChatGPTLeader Trending

ChatGPT surpassed 400M weekly active users in February 2025 and launched GPT-4o with voice, image, a

99
AI Score
#2
A
ClaudeLeader Trending

Claude 3.5 Sonnet topped coding and reasoning benchmarks in 2024; Claude 3.7 Sonnet with extended th

97
AI Score
#3
A
Google GeminiLeader Trending

Google Gemini 2.0 Flash launched January 2025 with multimodal live API; integrated into Android, Gma

95
AI Score
#4
B
GrokChallenger Trending

Grok 3, launched February 2025 by xAI, topped reasoning benchmarks and gained 1M+ paying subscribers

78
AI Score

Compare Top AI Assistant Tools

ChatGPT vs ClaudeChatGPT vs Google GeminiClaude vs Google GeminiClaude vs GrokGoogle Gemini vs Grok

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