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Gemini 2.5 Flash (Preview)

Gemini 2.5 Flash (Preview) is a model from Google. 8 benchmarks count toward its index, in 6 categories.

  • Input: text
RankedEnough results for an index.
IndexAll categories, out of 100.46.6±6.7Median 51.0
CoverageIndex weight that has results.90%
SpeedOutput tokens per second.—Median 67/s
First tokenSeconds to the first output token.—Median 1.3 s
Input / 1MUS dollars per 1M input tokens.—Median $0.60
Output / 1MUS dollars per 1M output tokens.—Median $2.55
ContextMaximum tokens in one request.—Median 262K
EloLMArena rating and rank.—Median 1422

Capabilities

Index per category, out of 100.
Out of 100
AgenticMulti-step tasks with tools.1 counted40.8—
CodingCode writing and repair.1 counted51.6—
ReasoningLogic problems and puzzles.2 counted41.1155 / 227
MultimodalTasks with images and text.1 counted58.6—
KnowledgeFacts and expert knowledge.2 counted51.0130 / 268
MultilingualTasks in many languages.None counted——
InstructionTasks with strict prompt rules.None counted——
MathMath problems.1 counted37.3—

Results

8 counted
BenchmarkThe benchmark name.ResultThe score from the source.PlacePlace among results on this benchmark.
GPQA Diamond · Vals AIKnowledge81.6% ±2.061 / 135
MMMU ProMultimodal79.5% ±1.047 / 92
MMLU ProKnowledge83.7% ±0.469 / 135
LiveCodeBenchCoding75.1% ±1.179 / 142
AIMEMath49.8% ±2.262 / 95
Terminal-Bench 1.0Agentic31.3% ±5.231 / 47
ARC-AGI-1 (semi-private)Reasoning33.3%87 / 126
ARC-AGI-2 (semi-private)Reasoning1.7%100 / 131
MedQAHealthcare91.4% ±0.338 / 95
TaxEval v2Finance72.7% ±0.958 / 143
LegalBenchLegal82.5% ±0.469 / 149
MortgageTaxFinance62.6% ±1.053 / 97
MGSMMultilingual89.9% ±1.842 / 74
CorpFin v2Finance59.0% ±1.079 / 131
MedCodeHealthcare40.5% ±1.964 / 106
MedScribeHealthcare77.9% ±1.968 / 109
ARC-AGI-2 (public eval)Reasoning1.9%89 / 122
ARC-AGI-1 (public eval)Reasoning36.3%90 / 116

Sources

BenchLMCC BY-NC 4.0Vals AINo licence statedARC Prize FoundationTerms restrict reuse

History

5 releases
Index47.6 → 46.6
23 Oct 202612 Nov 2026

Questions

How good is Gemini 2.5 Flash (Preview)?
Its index is 46.6 out of 100. That is place 172 of 283 ranked models.
What is Gemini 2.5 Flash (Preview) best at?
Knowledge: 51.0 out of 100, place 130 of 268.

Badge

Gemini 2.5 Flash (Preview) on Inference360: place 172 of 283, index 46.6
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Compare with

Gemini 2.5 Pro46.6Mercury 2.546.2

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