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Face-off

Claude Fable 5 vs Muse Spark 1.3

Claude Fable 5 versus Muse Spark 1.3 on list price and published Arena rating. Claude Fable 5 Arena 1491 · Muse Spark 1.3 Arena 1490 Blended list price Claude Fable 5 $40.00 and Muse Spark 1.3 $3.50 per 1M tokens.

Claude Fable 5AnthropicArena 1491$40.00 / 1M
Claude Fable 5 leads by 1 Arena pointsClaude Fable 5 costs 11.4x more
Muse Spark 1.3MetaArena 1490$3.50 / 1M

Claude Fable 5

Anthropic

Input / 1M$10.00Output / 1M$50.00Arena1491Value1271,000 coding edits$60.00

Open model

Muse Spark 1.3

Meta

Input / 1M$1.25Output / 1M$4.25Arena1490Value1751,000 coding edits$5.90

Open model

Claude Fable 5 leads by 1 Arena points. Claude Fable 5 costs 11.4x more, moving from Claude Fable 5 to Muse Spark 1.3. The 1,000-edit cost uses a planning assumption of 2,000 input and 800 output tokens, not a measured trace. Share this face-off. The link renders an Open Graph image of the two models.