The Signal: VCs Retreat While Infrastructure Startups Race to Fix AI

AI startups are pivoting hard to infrastructure as the hype cools and VCs face reality. We cover how Niv-AI scored twelve million to solve GPU power nightmares, TransFi nabbed nineteen million for stablecoin rails in underbanked markets, and investors finally admit they backed the wrong horses against OpenAI.

March 18, 2026 — 238 words / ~1.6 min

Stories covered:

1. Niv-AI raises $12M to tame the GPU power crisis killing AI scale
2. TransFi Lands $19M to Bring Stablecoin Payments Where Banks Won't Go
3. VCs Who Funded OpenAI Rivals Now Admit They Can't Compete