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In a lawsuit filed in New York, Reddit accuses Perplexity and three firms of building their AI businesses on stolen data.

The 105‑qubit Willow chip powered an experiment that may move quantum computing from theory to verifiable performance.

The study measured each AI’s ability to provide context, cite sources, editorialize responsibly, and distinguish fact from opinion.

Amazon said that the prototype was shaped through extensive feedback from delivery associates who tested early versions.

The open-source AI framework maker raised $125 million at a $1.25 billion valuation.