Compare · ModelsLive · 2 picked · head to head

Claude Fable 5.2 vs Muse Spark

Side by side · benchmarks, pricing, and signals you can act on.

Winner summary

Claude Fable 5.2 wins 3 of 3 shared benchmarks. Leads in knowledge · math.

Category leads
knowledge·Claude Fable 5.2math·Claude Fable 5.2
Hype vs Reality
Claude Fable 5.2
#1 by perf·#6 by attention
DESERVED
Muse Spark
#80 by perf·no signal
QUIET
Best value
Claude Fable 5.2
3.6 pts/$
$24.00/M
Muse Spark
n/a
no price
Vendor risk
Anthropic logo
Anthropic
$965.0B·Tier 1
Medium risk
Meta logo
Meta AI
$1.65T·Tier 1
Low risk
Head to head
Claude Fable 5.2Muse Spark
GPQA diamond
Claude Fable 5.2 leads by +5.7
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
Claude Fable 5.2
95.7
Muse Spark
90.0
OTIS Mock AIME 2024-2025
Claude Fable 5.2 leads by +10.8
OTIS Mock AIME 2024-2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills.
Claude Fable 5.2
99.7
Muse Spark
88.9
SimpleQA Verified
Claude Fable 5.2 leads by +27.7
SimpleQA Verified · short factual questions with verified answers, measuring factual accuracy and the tendency to hallucinate or provide incorrect information.
Claude Fable 5.2
94.0
Muse Spark
66.3
Full benchmark table
BenchmarkClaude Fable 5.2Muse Spark
GPQA diamond
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
95.790.0
OTIS Mock AIME 2024-2025
OTIS Mock AIME 2024-2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills.
99.788.9
SimpleQA Verified
SimpleQA Verified · short factual questions with verified answers, measuring factual accuracy and the tendency to hallucinate or provide incorrect information.
94.066.3
Pricing · per 1M tokens · projected $/mo at 10M tokens
ModelInputOutputContextProjected $/mo
Anthropic logoClaude Fable 5.2$8.00$40.001.0M tokens (~500 books)$160.00
Meta logoMuse Sparkn/an/an/an/a