Step 1: What is asked.
We need the first state legislature in India to use AI face recognition to mark MLA attendance in 2026.
Step 2: The trend.
States are using digital tools, like the e Vidhan system, to make assembly work paperless and faster.
Step 3: The new step.
Mizoram went further by adding AI based face recognition for tracking the attendance of its members.
Step 4: The result.
The Mizoram Legislative Assembly used this technology in early 2026 and became the first in the country to do so.
Step 5: Remove others.
Andhra Pradesh, West Bengal, and Bihar were not the first to use it.
Step 6: Conclusion.
So the state is Mizoram.
Answer: Mizoram