Cerebras Systems vs. Rigetti Computing: Is an AI or Quantum Computing Stock the Better Buy in 2026?

Cerebras Systems and Rigetti Computing represent two different computing frontiers. Cerebras dominates AI hardware with $510M in revenue and 76% growth, while Rigetti pursues quantum computing with only $7.1M in revenue but significant government backing. The article recommends Cerebras as the better 2026 buy due to its established business base, clear growth trajectory, and more reasonable valuation despite both stocks being speculative.