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Pyyan / Compare / Muse Spark 1.2 vs Claude Sonnet 5

Muse Spark 1.2 vs Claude Sonnet 5

2 of 5

Language Models · verified 13 Aug 2026

Muse Spark 1.2Metacurrent
Claude Sonnet 5Anthropiccurrent
3 slots left
SpecificationMuse Spark 1.2Claude Sonnet 5
SummaryMeta's first paid, closed model line.Near-Opus quality on coding and agentic work at Sonnet cost.
Context—1M
Input ($/Mtok)—$3
Output ($/Mtok)—$15
LicenceProprietaryProprietary
Max output—128K
ReleasedJul 2026—
Model ID—claude-sonnet-5
CategoryLanguage ModelsLanguage Models
OfficialMeta ↗Anthropic ↗

Highlighted rows are where these differ.

Muse Spark 1.2

Meta's first paid, closed model line.

Best for Meta ecosystem.

Full spec sheet →

Claude Sonnet 5

  • Adaptive thinking on by default
  • New tokenizer — roughly 30% more tokens for the same text
  • Introductory $2/$10 through 31 Aug 2026

Best for high-volume production.

Full spec sheet →