AI in Audit
ChatGPT vs Claude vs Perplexity vs Grok for Indian CAs in 2026: Context Windows, Memory, Costs, and Real Trade-offs
Head-to-head comparison of the four public LLMs Indian CAs are evaluating — ChatGPT, Claude, Perplexity, Grok. Context window analysis, persistent memory reality, monthly subscription cost per user, the audit-task fit for each, and whether to subscribe to one, two, or all four.