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OpenRouter's Fusion Promises Claude Fable-Level AI for Cheap—Right as Fable 5 Goes Dark

Decrypt · Jun 20, 2026, 6:01 PM · Also reported by 3 other sources

OpenRouter's compound-model API stacks budget AI models—and beat GPT-5.5 and Claude Opus 4.8 outright in benchmark testing.

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OpenRouter's Fusion Promises Claude Fable-Level AI for Cheap—Right as Fable 5 Goes Dark

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