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Gemini 3.1 Pro vs Muse Spark

2 vs 0 benchmarks won

Google
Gemini 3.1 Pro
Meta
Muse Spark
Overview
CompanyGoogleMeta
Release dateFeb 19 2026Apr 8 2026
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Agentic coding
SWE-Bench Pro
54.2%
Coding
SWE-Bench Verified
80.6%Best
77.4%
Agentic terminal coding
Terminal-Bench 2.1
70.3%
Agentic terminal coding
Terminal-Bench 2.0
68.5%
Multi-step tool use
MCP Atlas
78.2%
General tool use
Toolathlon
48.8%
Web browsing
BrowseComp
85.9%
Multidisciplinary reasoning
Humanity's Last Exam · no tools
44.4%
Multidisciplinary reasoning
Humanity's Last Exam · with tools
51.4%
Abstract reasoning
ARC-AGI-2
77.1%
Advanced math
FrontierMath · Tier 1–3
36.9%
Advanced math
FrontierMath · Tier 4
16.7%
Science
GPQA Diamond
94.3%Best
89.5%
Agentic computer use
OSWorld-Verified
76.2%
Agentic financial analysis
Finance Agent v2
43%
Knowledge work
GDPval-AA
1314
Knowledge work
GDPval (win/tie rate)
67.3%
Chart reasoning
CharXiv Reasoning
83.3%
Multimodal reasoning
MMMU-Pro
80.5%
Multimodal
MMMU
80.4%
Spatial reasoning
Blueprint-Bench 2
26.5%
Long context
MRCR v2 (8-needle) · 128k average
84.9%
Long context
MRCR v2 (8-needle) · 1M pointwise
26.3%
Timeline
Release gapGemini 3.1 Pro shipped 48 days before Muse Spark

Which is better: Gemini 3.1 Pro or Muse Spark?

Gemini 3.1 Pro leads Muse Spark on 2 of the 2 benchmarks they both report (SWE-Bench Verified, GPQA Diamond). Gemini 3.1 Pro shipped 48 days before Muse Spark, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

On SWE-Bench Verified, Gemini 3.1 Pro leads at 80.6% vs Muse Spark at 77.4%. On GPQA Diamond, Gemini 3.1 Pro leads at 94.3% vs Muse Spark at 89.5%.

Frequently asked questions

When was Gemini 3.1 Pro released?
Gemini 3.1 Pro was released by Google on Feb 19 2026.
When was Muse Spark released?
Muse Spark was released by Meta on Apr 8 2026.
Which is better at coding, Gemini 3.1 Pro or Muse Spark?
Gemini 3.1 Pro leads on SWE-Bench Verified — Gemini 3.1 Pro 80.6% vs Muse Spark 77.4%.
Which scores higher on GPQA Diamond, Gemini 3.1 Pro or Muse Spark?
Gemini 3.1 Pro leads on GPQA Diamond — Gemini 3.1 Pro 94.3% vs Muse Spark 89.5%.

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