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Face-off

Muse Spark 1.3 vs Claude Opus 4.7

Muse Spark 1.3 versus Claude Opus 4.7 on list price and published Arena rating. Muse Spark 1.3 Arena 1490 · Claude Opus 4.7 Arena 1490 Blended list price Muse Spark 1.3 $3.50 and Claude Opus 4.7 $20.00 per 1M tokens.

Muse Spark 1.3MetaArena 1490$3.50 / 1M
Muse Spark 1.3 leads by 1 Arena pointsClaude Opus 4.7 costs 5.7x more
Claude Opus 4.7AnthropicArena 1490$20.00 / 1M

Muse Spark 1.3

Meta

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

Open model

Claude Opus 4.7

Anthropic

Input / 1M$5.00Output / 1M$25.00Arena1490Value1381,000 coding edits$30.00

Open model

Muse Spark 1.3 leads by 1 Arena points. Claude Opus 4.7 costs 5.7x more, moving from Muse Spark 1.3 to Claude Opus 4.7. 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.