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[AINews] Muse Spark 1.3 matches GPT-5.6-Sol, confirming Meta Superintelligence as the newest Frontier Lab, >90% discount for training

The cost asymmetry is the story. If this holds, the economics of foundation model training just shifted. A 90% discount on training for frontier performance changes who can afford to iterate and compete. For investors: Meta is no longer just a compute provider, it's a foundation model competitor. For builders: expect more open-weight options at this tier in the next six months.