Speculation: Meta's Spark 1.3 leap may come from OpenAI distillation, hence no open source

teortaxesTex · x · 2026-10-16

teortaxesTex speculates that Meta's big capability jump between Spark 1.2 and 1.3 is partly due to distillation from OpenAI, which would explain why Meta won't open-source the 1.3 model (revealing full CoTs) and instead released lower-quality outputs, despite having moved on to Wonder/WFull. Unverified industry speculation.

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