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Gemini 3.5 Flash vs Muse Spark

Updated October 2, 2026. Rank says Gemini 3.5 Flash is ahead. Price, access, and your workload can each overturn that. Public scores include evidence status and uncertainty.

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Decision reading

Gemini 3.5 Flash has the higher public score estimate, 63.95 versus 61.25, but the 90% score intervals overlap. Treat that as a lead, not a settled winner. 12 results are shared. Category rows resting on Estimated evidence or different benchmark sets are marked directional and do not name a winner.

Model A
Google logo

Google

63.95/100

Supported · Public rank #41

90% interval 55.9–72.0

Model B
Meta logo

Meta

61.25/100

Supported · Public rank #49

90% interval 51.6–70.9

Shared results
12
Gemini 3.5 Flash only
15
Muse Spark only
15
Like-for-like categories
4 / 8
Supported: Gemini 3.5 Flash and Muse SparkHow the comparison works

Which one for your work

Recommendations appear only when a shared evidence basis or an explicit operating constraint supports the call. Secondary and unsupported use cases stay disclosed below the initial list.

  • Coding work

    Code generation, repair, and software-engineering tasks

    Muse Spark

    Muse Spark has the higher public coding point estimate, 53.2 to 52.3, with Supported evidence for both models. The conditional ranges do not establish rank confidence.

    Confidence: limited
  • Agentic work

    Tool use, computer use, and multi-step task completion

    Muse Spark

    Muse Spark has the higher public agentic point estimate, 51.8 to 50.7, with Supported evidence for both models. The conditional ranges do not establish rank confidence.

    Confidence: limited
  • Long documents

    Prompts that approach the documented context limit

    Gemini 3.5 Flash

    Gemini 3.5 Flash has the larger documented context window.

    Confidence: documented
Show secondary and unsupported calls
  • Chat turn cost

    1K fresh input + 500 output tokens

    Not enough matched evidence

    A complete comparable API-rate estimate is not available for both models.

    Confidence: listed-rates
  • Cache-heavy agent loop cost

    200K cached + 20K fresh input + 10K output tokens

    Not enough matched evidence

    A complete comparable API-rate estimate is not available for both models.

    Confidence: listed-rates
  • Repository review cost

    50K fresh input + 3K output tokens

    Not enough matched evidence

    A complete comparable API-rate estimate is not available for both models.

    Confidence: listed-rates

Which one for a specific job

Choose a job from the LLM Selector's task catalog to see the category row it rests on, under the same basis rules as the table below. A directional row stays directional; choosing a job never creates a winner.

The same task catalog as the LLM Selector. Each job names the evidence surface it rests on; nothing here adds a new score.

52.3Gemini 3.5 Flash53.2Muse Spark

Like-for-like · BenchAlign v5.8

Muse Spark has the higher coding point estimate. Conditional score ranges do not establish rank confidence.

Coding scores combine specific tasks and setups. Match the editor, harness, and effort to your workflow.

Same basis rules as the category table below

What is actually comparable

Shared results can support a head-to-head reading. Results present for only one model describe coverage, not superiority.

1 category rests on Estimated evidence or different evidence sets. Those rows remain visible for coverage context but do not name a winner.

Shape of the matched evidence

Only shared public evidence is shown. Sparse evidence stays a ruled list rather than being closed into a radar shape.

Too few matched category axes support a radar. The ruled list below shows only shared benchmark results; positions use each benchmark’s normalized display scale when available.

Bars run 0–100 on each benchmark’s normalized display scale

Category results, on a stated basis

Each row shows the public-lane category score for both models: the BenchAlign v5.8 lane for agentic, coding, and knowledge, and the weighted public rows elsewhere, with the same rank each model page reports. A row is like-for-like only when both scores rest on Supported evidence or the same weighted set. Directional and not-comparable rows remain visible, but they never receive a winner.

Agentic

Like-for-like
Gemini 3.5 Flash
50.7
Supported · #42/119
Muse Spark
51.8
Supported · #41/119
Basis
BenchAlign v5.8 lane · 8 vs 5 public rows
Reading
Muse Spark leads · intervals overlap

Coding

Like-for-like
Gemini 3.5 Flash
52.3
Supported · #39/144
Muse Spark
53.2
Supported · #37/144
Basis
BenchAlign v5.8 lane · 7 vs 5 public rows
Reading
Muse Spark leads · intervals overlap

Multimodal

Like-for-like
Gemini 3.5 Flash
87.8
#6/49
Muse Spark
78.5
#14/49
Basis
Provisional lane · 2 vs 2 weighted rows
Reading
Gemini 3.5 Flash leads

Knowledge

Like-for-like
Gemini 3.5 Flash
64.0
Supported · #30/171
Muse Spark
60.6
Supported · #40/171
Basis
BenchAlign v5.8 lane · 4 vs 7 public rows
Reading
Gemini 3.5 Flash leads · intervals overlap

Instruction following

Directional only
Gemini 3.5 Flash
84.1
#43/125
Muse Spark
91.9
#8/125
Basis
Provisional lane · 0 vs 0 weighted rows
Reading
Directional only

Reasoning

Not comparable
Gemini 3.5 Flash
62.8
#20/27
Muse Spark
53.4
Unranked · 3 rankable rows
Basis
Provisional lane · 2 vs 1 weighted rows
Reading
Not comparable

Multilingual

Not comparable
Gemini 3.5 Flash
Not ranked
Muse Spark
Not ranked
Basis
Provisional lane · 0 vs 0 weighted rows
Reading
Not comparable

Math

Not comparable
Gemini 3.5 Flash
55.1
Unranked · 2 rankable rows
Muse Spark
55.1
Unranked · 2 rankable rows
Basis
Provisional lane · 2 vs 2 weighted rows
Reading
Not comparable

Ranks count the models scored in each category’s lane, so the agentic, coding, and knowledge denominators (BenchAlign v5.8) differ from the provisional-lane categories. Unranked scores sit on the provisional lane’s scale but never name a winner. Like-for-like rows within 0.5 points read as a practical tie.

Supported evidence per lane · bars run 0–100Methodology

What each workload costs

Three fixed token mixes turn per-token rates into comparable decisions. Each scenario states context fit and whether cached input had to fall back to the published list-input rate.

Chat turn

1K fresh input + 500 output tokens

Gemini 3.5 Flash
$0.006
Fits in one request
Muse Spark
API rate not published
Fits in one request

Muse Spark has no comparable published API token rate.

Repository review

50K fresh input + 3K output tokens

Gemini 3.5 Flash
$0.102
Fits in one request
Muse Spark
API rate not published
Fits in one request

Muse Spark has no comparable published API token rate.

Cache-heavy agent loop

200K cached + 20K fresh input + 10K output tokens

Gemini 3.5 Flash
$0.15
Fits in one request
Muse Spark
API rate not published
Fits in one request
Cached-input rate unavailable

Muse Spark has no comparable published API token rate.

Cached input falls back to the list input rate only where a cached rate is unpublished

Specification differences

Sourced differences are shown directly. Missing facts stay explicit instead of being inferred from a model name or family.

Context window

Maximum documented context; output-token limits may be lower.

Gemini 3.5 Flash

Muse Spark

262K

Cached-input rate

A missing cached-input rate falls back to the listed input rate only in the stated workload estimate.

Gemini 3.5 Flash

$0.15 per 1M cached input tokens

Google Gemini API pricing

Muse Spark

No comparable hosted API rate

Documented inputs

Gemini 3.5 Flash

Not sourced

Muse Spark

Not sourced

Documented outputs

Gemini 3.5 Flash

Not sourced

Muse Spark

Not sourced

Provider availability

Gemini 3.5 Flash

Not sourced

Muse Spark

Not sourced

Reasoning profile

Gemini 3.5 Flash

Reasoning

Muse Spark

Reasoning

Weight access

Gemini 3.5 Flash

Proprietary

Muse Spark

Proprietary

License

Gemini 3.5 Flash

Proprietary

Muse Spark

Proprietary

Release date

Gemini 3.5 Flash

2026-05-19

Muse Spark

2026-04-08

If you already use one of these models

Deployment change
The models list different providers, so authentication, endpoint behavior, limits, and feature support may change.
Quality signal
Gemini 3.5 Flash has the higher public score estimate, 63.95 versus 61.25, but the 90% score intervals overlap.
Workload cost
A complete comparable API-rate estimate is not available for both models.
Context tradeoff
Gemini 3.5 Flash has the larger documented window (1M).
Run the same representative tasks against both endpoints before changing production traffic.

Questions

Which is better, Gemini 3.5 Flash or Muse Spark?

Gemini 3.5 Flash has the higher public score estimate, 63.95 versus 61.25, but the 90% score intervals overlap. The higher estimate is not a decisive winner because the uncertainty ranges overlap.

Which is better for coding, Gemini 3.5 Flash or Muse Spark?

Muse Spark has the higher public coding point estimate, 53.2 to 52.3, with Supported evidence for both models. The conditional ranges do not establish rank confidence.

Which is better for agentic tasks, Gemini 3.5 Flash or Muse Spark?

Muse Spark has the higher public agentic tasks point estimate, 51.8 to 50.7, with Supported evidence for both models. The conditional ranges do not establish rank confidence.

Which costs less, Gemini 3.5 Flash or Muse Spark?

Both models do not have comparable published API token rates, so this page does not name a universal price winner.

Which has the larger context window, Gemini 3.5 Flash or Muse Spark?

Gemini 3.5 Flash has the larger documented context window: 1M, compared with 262K.

Benchmark evidence

The full public result ledger is available for audit without forcing a wide desktop table onto a phone.

Browse raw public benchmark evidence42 rows

Agentic

  • Terminal-Bench 2.1

    Gemini 3.5 Flash76.2%
    Source
    Muse Spark—

    Not directly comparable

  • MCP Atlas

    Gemini 3.5 Flash83.6%
    Source
    Muse Spark—

    Not directly comparable

  • Toolathlon

    Gemini 3.5 Flash56.5%
    Source
    Muse Spark—

    Not directly comparable

  • OSWorld-Verified

    Gemini 3.5 Flash78.4%
    Source
    Muse Spark—

    Not directly comparable

  • Finance Agent v2

    Gemini 3.5 Flash57.9%
    Source
    Muse Spark—

    Not directly comparable

  • Gert Labs

    Gemini 3.5 Flash61.85%
    Source
    Muse Spark—

    Not directly comparable

  • ResearchClawBench

    Gemini 3.5 Flash18.0%
    Source
    Muse Spark—

    Not directly comparable

  • Terminal-Bench 2.1 (Vals)

    Gemini 3.5 Flash74.2%
    Source
    Muse Spark—

    Not directly comparable

  • Terminal-Bench 2.0

    Gemini 3.5 Flash—
    Muse Spark59%
    Source

    Not directly comparable

  • τ²-bench results

    Gemini 3.5 Flash—
    Muse Spark91.5%
    Source

    Not directly comparable

  • DeepSearchQA

    Gemini 3.5 Flash—
    Muse Spark74.8%
    Source

    Not directly comparable

  • CyberGym

    Gemini 3.5 Flash—
    Muse Spark43.5%
    Source

    Not directly comparable

  • Claw-Eval

    Gemini 3.5 Flash—
    Muse Spark63.8%
    Source

    Not directly comparable

Coding

  • Terminal-Bench 2.1

    Gemini 3.5 Flash76.2%
    Source
    Muse Spark—

    Not directly comparable

  • SWE-bench Pro

    Gemini 3.5 Flash55.1%
    Source
    Muse Spark52.4%
    Source

    Gemini 3.5 Flash leads this result

  • Vibe Code Bench

    Shared source
    Gemini 3.5 Flash48.68%
    Muse Spark19.67%

    Gemini 3.5 Flash leads this result

  • cursorBench31

    Gemini 3.5 Flash49.8%
    Source
    Muse Spark—

    Not directly comparable

  • CursorBench 3.2

    Gemini 3.5 Flash48.8%
    Source
    Muse Spark—

    Not directly comparable

  • LiveCodeBench (Vals)

    Gemini 3.5 Flash87.6%
    Source
    Muse Spark—

    Not directly comparable

  • SWE-bench (Vals)

    Gemini 3.5 Flash78.8%
    Source
    Muse Spark74.4%
    Source

    Gemini 3.5 Flash leads this result

  • SWE-bench Verified

    Gemini 3.5 Flash—
    Muse Spark77.4%
    Source

    Not directly comparable

  • LiveCodeBench Pro

    Gemini 3.5 Flash—
    Muse Spark80.0%
    Source

    Not directly comparable

Reasoning

  • MRCRv2

    Gemini 3.5 Flash77.3%
    Source
    Muse Spark—

    Not directly comparable

  • MRCR 1M

    Gemini 3.5 Flash26.6%
    Source
    Muse Spark—

    Not directly comparable

  • ARC-AGI-2

    Gemini 3.5 Flash72.1%
    Source
    Muse Spark42.5%
    Source

    Gemini 3.5 Flash leads this result

Multimodal

  • CharXiv

    Gemini 3.5 Flash84.2%
    Source
    Muse Spark86.4%
    Source

    Muse Spark leads this result

  • MMMU-Pro

    Gemini 3.5 Flash83.6%
    Source
    Muse Spark80.4%
    Source

    Gemini 3.5 Flash leads this result

  • Blueprint-Bench 2

    Gemini 3.5 Flash33.6%
    Source
    Muse Spark—

    Not directly comparable

  • ERQA

    Gemini 3.5 Flash—
    Muse Spark64.7%
    Source

    Not directly comparable

  • SimpleVQA

    Gemini 3.5 Flash—
    Muse Spark71.3%
    Source

    Not directly comparable

  • ScreenSpot Pro

    Gemini 3.5 Flash—
    Muse Spark84.1%
    Source

    Not directly comparable

  • ZeroBench

    Gemini 3.5 Flash—
    Muse Spark33.0%
    Source

    Not directly comparable

  • MedXpertQA (MM)

    Gemini 3.5 Flash—
    Muse Spark78.4%
    Source

    Not directly comparable

Knowledge

  • GPQA-D

    Gemini 3.5 Flash92.7%
    Source
    Muse Spark89.5%
    Source

    Gemini 3.5 Flash leads this result

  • HLE

    Gemini 3.5 Flash40.2%
    Source
    Muse Spark50.4%
    Source

    Muse Spark leads this result

  • GPQA Diamond (Vals)

    Gemini 3.5 Flash92.7%
    Source
    Muse Spark89.6%
    Source

    Gemini 3.5 Flash leads this result

  • MMLU-Pro (Vals)

    Gemini 3.5 Flash89.5%
    Source
    Muse Spark87.3%
    Source

    Gemini 3.5 Flash leads this result

  • HLE w/o tools

    Gemini 3.5 Flash—
    Muse Spark42.8%
    Source

    Not directly comparable

  • HealthBench Hard

    Gemini 3.5 Flash—
    Muse Spark42.8%
    Source

    Not directly comparable

  • MedXpertQA (Text)

    Gemini 3.5 Flash—
    Muse Spark52.6%
    Source

    Not directly comparable

Math

  • FrontierMath v2 (Tiers 1-3)

    Shared source
    Gemini 3.5 Flash38.966%
    Muse Spark39.000%

    Muse Spark leads this result

  • FrontierMath v2 (Tier 4)

    Shared source
    Gemini 3.5 Flash14.583%
    Muse Spark14.600%

    Muse Spark leads this result

42 public results · 12 shared

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Last updated October 2, 2026