LIVE INTELLIGENCE · part of the Xentir AI Index

Gemini 3.5 Flash vs Muse Spark

Gemini 3.5 Flash · Google, released 2026-05-19
Muse Spark · Meta AI, released 2026-04-08

“Epoch AI, 'AI Benchmarking Hub'. Published online at epoch.ai. Retrieved from 'https://epoch.ai/benchmarks' [online resource].” · epoch.ai/benchmarks · Licensed CC BY 4.0 · data last verified 2026-07-26 · Methodology · Data Sources

Head-to-head

Measured on 6 of 9 tracked benchmarks for both models — Gemini 3.5 Flash leads on 4, Muse Spark leads on 2.

Benchmark	Gemini 3.5 Flash	Muse Spark	Leads
Epoch Capabilities Index (ECI)	154.6	154.3	Gemini 3.5 Flash
SWE-bench Verified	0.793 (high)	Not measured	Not measured on both
GPQA Diamond	0.928 (high)	0.898	Gemini 3.5 Flash
MATH Level 5	Not measured	Not measured	Not measured on both
OTIS Mock AIME 2024-2025	0.956 (high)	0.889	Gemini 3.5 Flash
FrontierMath	0.390 (high)	0.390	Muse Spark
FrontierMath Tier 4	0.146 (high)	0.146	Muse Spark
SimpleQA Verified	0.684 (high)	0.663	Gemini 3.5 Flash
Chess Puzzles	0.500 (high)	Not measured	Not measured on both

Benchmark results measure specific tasks and should not be treated as a universal measure of model quality. A model with no row here for a benchmark has not been measured on it — that is left blank, never estimated.

Full profiles

Gemini 3.5 Flash → · Muse Spark → · the full AI Model Rankings table