Google DeepMindproprietary
Released: 2025-02-10

Gemini 2.5 Flash (Thinking)

Foundation model evaluated on LiveBench September 2026 by Google DeepMind.

Intelligence Index
88.0/ 100
Calibrated multi-domain composite
Throughput Speed
145tok/sec
Output streaming throughput
Time To First Token
210ms
Initial chunk server latency
LiveBench Contam-Free
79.8%
September 2026 suite score

LiveBench Multi-Domain Evaluation Breakdown

Monthly refreshed contamination-free test sets
Logical Reasoning85.2%
Coding & Repo Repair80.5%
Mathematics (AIME)84.8%
Data Analysis & Tables76.5%
Language & Comprehension75.0%
Instruction Following77.0%

Sourced Benchmark Evaluations (61)

Verified performance across authoritative benchmarks with provenance tracking.
BenchmarkStatusScoreTrustDateSource TypeProvenance
ARC-AGI-3Active55.4%
93
2025-03-17independentSource ↗
ARC-AGI-2Nearing Saturation66.5%
75
2025-03-10independentSource ↗
FrontierMathActive24.4%
98
2025-03-07independentSource ↗
PutnamBenchActive45.2%
90
2025-03-06independentSource ↗
SWE-LancerDeprecated56.1%
20
2025-03-04independentSource ↗
Omni-MATHDeprecated64.4%
10
2025-03-04independentSource ↗
SoohakActive66.1%
98
2025-03-02independentSource ↗
FrontierCodeActive47.8%
98
2025-03-02independentSource ↗
Humanity's Last ExamActive37.5%
93
2025-02-28independentSource ↗
StructFlowBenchNearing Saturation65.5%
75
2025-02-28independentSource ↗
AIMENearing Saturation82.6%
75
2025-02-28independentSource ↗
OlympiadBenchActive71.3%
80
2025-02-27independentSource ↗
MathArenaActive69.6%
99
2025-02-26independentSource ↗
FireBenchActive64.7%
95
2025-02-26independentSource ↗
Terminal-BenchActive57.7%
80
2025-02-26independentSource ↗
OpenAI-MRCRActive73.9%
80
2025-02-25independentSource ↗
SimpleQAActive45.8%
90
2025-02-25independentSource ↗
CodeContestsDeprecated53.6%
10
2025-02-25independentSource ↗
ComplexBenchNearing Saturation63.1%
80
2025-02-24independentSource ↗
SWE-bench ProActive51.2%
90
2025-02-24independentSource ↗
LongBench-ProActive72.2%
80
2025-02-24independentSource ↗
ZeroSCROLLSNearing Saturation70.4%
78
2025-02-23independentSource ↗
MultiPL-EDeprecated75.9%
10
2025-02-23independentSource ↗
LiveCodeBenchSaturated67.6%
39
2025-02-22independentSource ↗
AgentIFNearing Saturation52.4%
80
2025-02-22independentSource ↗
MATHSaturated85.3%
25
2025-02-22independentSource ↗
InfiniteBenchNearing Saturation74.8%
65
2025-02-22independentSource ↗
MercuryDeprecated72.6%
10
2025-02-21independentSource ↗
SCROLLSNearing Saturation70.4%
65
2025-02-21independentSource ↗
MMLU-ProNearing Saturation81%
75
2025-02-21independentSource ↗
RULERNearing Saturation81%
84
2025-02-20independentSource ↗
TabMWPSaturated80%
25
2025-02-20independentSource ↗
CyberSecEvalDeprecated74.3%
10
2025-02-20independentSource ↗
SWE-bench VerifiedSaturated64.4%
25
2025-02-19independentSource ↗
MMLU-ReduxSaturated86.2%
25
2025-02-19independentSource ↗
QuALITYNearing Saturation77.4%
78
2025-02-19independentSource ↗
LongBenchNearing Saturation75.7%
65
2025-02-18independentSource ↗
SWE-benchDeprecated56.1%
10
2025-02-18independentSource ↗
MGSMNearing Saturation82.6%
65
2025-02-18independentSource ↗
AGIEvalSaturated73.3%
25
2025-02-17independentSource ↗
QASPERNearing Saturation73%
65
2025-02-17independentSource ↗
TruthfulQASaturated77.4%
25
2025-02-17independentSource ↗
GSM-HardDeprecated83.5%
10
2025-02-16independentSource ↗
SuperGLUESaturated86.9%
25
2025-02-16independentSource ↗
CodeXGLUEDeprecated77.6%
23
2025-02-15independentSource ↗
MT-BenchNearing Saturation7.9%
75
2025-02-15independentSource ↗
BIG-Bench HardSaturated83.5%
25
2025-02-15independentSource ↗
WinoGrandeSaturated88.6%
28
2025-02-14independentSource ↗
MBPP+Nearing Saturation84.2%
65
2025-02-14independentSource ↗
IFEvalDeprecated75.5%
25
2025-02-14independentSource ↗
GPQANearing Saturation77.4%
78
2025-02-14independentSource ↗
Needle-in-a-HaystackSaturated97.6%
44
2025-02-13independentSource ↗
HumanEval+Saturated89.1%
25
2025-02-13independentSource ↗
CommonsenseQASaturated89.5%
28
2025-02-13independentSource ↗
MBPPSaturated87.5%
25
2025-02-12independentSource ↗
GSM8KSaturated94%
25
2025-02-12independentSource ↗
GLUESaturated92%
28
2025-02-12independentSource ↗
MMLUSaturated89.8%
25
2025-02-11independentSource ↗
HumanEvalSaturated94.1%
25
2025-02-11independentSource ↗
ARC-AGISaturated80.1%
25
2025-02-11independentSource ↗
LiveBench (Continuous)Active79.8%
94
2025-02-01independentSource ↗
OpenAI Compatible API ExecutionAPI Ready
from openai import OpenAI

client = OpenAI()
response = client.chat.completions.create(
    model="gemini-2-5-flash",
    messages=[{"role": "user", "content": "Evaluate multi-step logic problem"}],
    temperature=0.2
)
print(response.choices[0].message.content)

Evaluation & Sourcing Notes

Scores listed for Gemini 2.5 Flash (Thinking) represent verified evaluations extracted from official research papers, independent evaluation suites (HELM, LMSYS, OpenCompass, LiveBench), and verified audit reports.

All benchmarks marked as saturated or deprecated reflect historical performance where the benchmark no longer provides active discriminative power.