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CoWIN: 383 million hits, no slots to give

Name: CoWIN: 383 million hits, no slots to give
Uploaded: 2026-10-27T07:53:10.000Z
Duration: 2 min 38 s
Channel: Himanshu Kukreja
Description: How CoWIN took 383 million API hits in three hours when vaccine registration opened to everyone aged 18 to 44 on 28 April 2021, and why most people still couldn't book a slot.

How CoWIN took 383 million API hits in three hours when vaccine registration opened to everyone aged 18 to 44 on 28 April 2021, and why most people still couldn't book a slot.

01 · The exact minute

383 million API hits. No slots to give.

Everyone knows the exact minute

28 April 2021, 4 pm.