Google
·Released on Sep 2, 2026

Gemini 3.8 Flash API Benchmarks, Pricing & Provider Data

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Gemini 3.8 Flash benchmark, API pricing, and provider data cover undefined API provider} other undefined API providers}}, with prices starting at $0.0021/request. Gemini 3.8 Flash free API options are available from undefined provider} other undefined providers}}.

Gemini 3.8 Flash is Google's most intelligent Flash model with significant gains from 3.7 Flash across software engineering, agentic tasks, and multi-step reasoning.

Quality
#8of 112
75.0
LMSpeed score
Cost
#107of 186
$0.0021/ 1M · 8:1 in:out
$0.0003 in · $0.0017 out

Category Performance

Observed-capability estimates with uncertainty reported separately from independent benchmark families.

Coverage
5 / 8
Methodology
V3.0
Category PerformanceObserved-capability estimates with uncertainty reported separately from independent benchmark families.Agents59.9Coding58.8Reasoning59.7Knowledge61.3Math-Multilingual-Multimodal54Instruction following-
#1Knowledge61.3Provisional1/4 Measured dimensions
80% interval: 47.375.3
broad knowledge61.3
aa_omniscience · aa_omniscience_index / benchlm_category_knowledge · benchlm_category_knowledge
professional knowledgePrior only
factualityPrior only
retrieval open bookPrior only
#2Agents59.9Estimated2/4 Measured dimensions
80% interval: 48.671.1
planningPrior only
tool use57.3
tau · aa_tau3_banking
environment execution62.4
gdpval_aa · benchlm_agentic_gdpval_aa / osworld · os_world2
recovery reliabilityPrior only
#3Reasoning59.7Estimated2/4 Measured dimensions
80% interval: 49.070.5
abstract logicPrior only
scientific causal62.7
critpt · critpt / gpqa · gpqa / hle · hle
multistep constraintsPrior only
evidence verification56.8
lcr · lcr
#4Coding58.8Estimated2/4 Measured dimensions
80% interval: 46.970.7
code generation60
scicode · scicode
repository engineeringPrior only
debugging testingPrior only
tooling quality57.6
terminalbench · aa_terminal_bench21
#5Multimodal54Provisional1/4 Measured dimensions
80% interval: 37.770.4
perception ocrPrior only
document spatialPrior only
visual reasoning54
benchlm_category_multimodal · benchlm_category_multimodal_grounded
video actionPrior only
No data:MathMultilingualInstruction following

Specifications

Input and output token limits for this model, plus how it ranks on long-context understanding.

INPUT
1.0Mtokens
1.3K pages of text
OUTPUT
65.5Ktokens
8K128K1M4M
1.0M

Features

Technical Details

Input
Output
Released
Sep 2026
Documentation
Tokenizer
Gemini
Architecture
text+image+file+audio+video->text
Moderated
No
Supported parameters
include_reasoningmax_tokensreasoningreasoning_effortresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_p

Rankings

Excels at

It's decent at

Falls behind in

Detailed scores

Updated: Sep 13, 2026

Overall

undefined metric} other undefined metrics}}

Overall score75.0#8 / 112DeepSWE73.8#3 / 21
Overall score
LMSpeed rank#8
Score75.0
UpdatedSep 13, 2026
Confidence3
DeepSWE
LMSpeed rank#3
Score73.8
UpdatedSep 10, 2026
Confidence3

Speed & latency

undefined metric} other undefined metrics}}

Output speed338.3 tok/s#4 / 80Time to first token14.92 s#69 / 80
Output speed
LMSpeed rank#4
Score338.3 tok/s
UpdatedSep 13, 2026
Confidence4
Time to first token
LMSpeed rank#69
Score14.92 s
UpdatedSep 13, 2026
Confidence4

Pricing

undefined metric} other undefined metrics}}

Input price$0.750/M#107 / 186Output price$3.75/M#109 / 186
Input price
LMSpeed rank#107
Score$0.750/M
UpdatedSep 13, 2026
Confidence4
Output price
LMSpeed rank#109
Score$3.75/M
UpdatedSep 13, 2026
Confidence4

Agents

V3.0

undefined metric} other undefined metrics}} · Estimated

Score59.980% interval48.6–71.12/4 Measured dimensionsAgentic score74.4#26 / 77Finance Agent v261.4#1 / 4
Dimensions and evidence
Planning & decompositionPrior only
Tool use57.3
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
tau · aa_tau3_banking · z 0.46 · q 1.00
Environment & long-horizon execution62.4
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
gdpval_aa · benchlm_agentic_gdpval_aa · z 0.95 · q 1.00
osworld · os_world2 · z 1.13 · q 1.00
Recovery & completion reliabilityPrior only
Agentic score
LMSpeed rank#26
Score74.4
UpdatedSep 13, 2026
Confidence3
Finance Agent v2
LMSpeed rank#1
Score61.4
UpdatedSep 13, 2026
Confidence3
Terminal-Bench 2.1
LMSpeed rank#1
Score89.4
UpdatedSep 13, 2026
Confidence3
Terminal-Bench 4.0
LMSpeed rank#3
Score19.1
UpdatedSep 13, 2026
Confidence3
GDPval-AAV3 evidence
LMSpeed rank#16
Score1545.0
UpdatedSep 13, 2026
Confidence3
OSWorld 2.0V3 evidence
LMSpeed rank#5
Score59.0
UpdatedSep 13, 2026
Confidence3
AA Agentic Index
LMSpeed rank#20
Score41.1
UpdatedSep 13, 2026
Confidence3
GDPval-AA
LMSpeed rank#17
Score48.2
UpdatedSep 13, 2026
Confidence3
AA AutomationBench
LMSpeed rank#5
Score59.9
UpdatedSep 13, 2026
Confidence3
AA Tau3 BankingV3 evidence
LMSpeed rank#7
Score44.9
UpdatedSep 13, 2026
Confidence3
Terminal-Bench 2.1 (Vals)
LMSpeed rank#5
Score81.3
UpdatedSep 13, 2026
Confidence3
AA Terminal-Bench 4.0
LMSpeed rank#9
Score19.7
UpdatedSep 13, 2026
Confidence3
GDP.pdf
LMSpeed rank#10
Score21.0
UpdatedSep 13, 2026
Confidence3
ApprenticeBench
LMSpeed rank#6
Score24.0
UpdatedSep 13, 2026
Confidence3

Coding

V3.0

undefined metric} other undefined metrics}} · Estimated

Score58.880% interval46.9–70.72/4 Measured dimensionsSciCode56.6%#11 / 89Coding score75.2#4 / 87
Dimensions and evidence
Code generation60
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
scicode · scicode · z 1.16 · q 1.00
Repository engineeringPrior only
Debugging & testingPrior only
Tool-assisted development & quality57.6
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
terminalbench · aa_terminal_bench21 · z 0.51 · q 1.00
SciCodeV3 evidence
LMSpeed rank#11
Score56.6%
UpdatedSep 13, 2026
Confidence4
Coding score
LMSpeed rank#4
Score75.2
UpdatedSep 13, 2026
Confidence3
AA Terminal-Bench 2.1V3 evidence
LMSpeed rank#7
Score87.6
UpdatedSep 13, 2026
Confidence3
Terminal-Bench 2.1
LMSpeed rank#1
Score89.4
UpdatedSep 13, 2026
Confidence3
AA Coding Index
LMSpeed rank#8
Score76.3
UpdatedSep 13, 2026
Confidence3
AA-SciCodeV3 evidence
LMSpeed rank#10
Score56.6
UpdatedSep 13, 2026
Confidence3
CursorBench v3.2
LMSpeed rank#5
Score69.2
UpdatedSep 13, 2026
Confidence3
LiveCodeBench (Vals)
LMSpeed rank#3
Score89.5
UpdatedSep 13, 2026
Confidence3
SWE-bench (Vals)
LMSpeed rank#20
Score80.0
UpdatedSep 13, 2026
Confidence3
DeepSWE
LMSpeed rank#3
Score73.8
UpdatedSep 13, 2026
Confidence3
FrontierSWE v2
LMSpeed rank#8
Score19.6
UpdatedSep 13, 2026
Confidence3

Reasoning

V3.0

undefined metric} other undefined metrics}} · Estimated

Score59.780% interval49.0–70.52/4 Measured dimensionsGPQA95.3%#1 / 218HLE47.8%#10 / 216
Dimensions and evidence
Abstract logicPrior only
Scientific & causal reasoning62.7
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
critpt · critpt · z 0.75 · q 1.00
gpqa · gpqa · z 1.32 · q 1.00
hle · hle · z 0.92 · q 1.00
Multi-step constraintsPrior only
Evidence integration & verification56.8
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
lcr · lcr · z 0.56 · q 1.00
GPQAV3 evidence
LMSpeed rank#1
Score95.3%
UpdatedSep 13, 2026
Confidence4
HLEV3 evidence
LMSpeed rank#10
Score47.8%
UpdatedSep 13, 2026
Confidence4
Reasoning score
LMSpeed rank#15
Score76.9
UpdatedSep 13, 2026
Confidence3
AA-LCRV3 evidence
LMSpeed rank#19
Score81.3
UpdatedSep 13, 2026
Confidence3
CritPtV3 evidence
LMSpeed rank#17
Score18.3
UpdatedSep 13, 2026
Confidence3
MLCR-AA
LMSpeed rank#10
Score21.7
UpdatedSep 13, 2026
Confidence3

Knowledge

V3.0

undefined metric} other undefined metrics}} · Provisional

Score61.380% interval47.3–75.31/4 Measured dimensionsKnowledge score83.0#9 / 83HLE-Verified54.9#1 / 6
Dimensions and evidence
Broad knowledge61.3
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
aa_omniscience · aa_omniscience_index · z 1.11 · q 1.00
benchlm_category_knowledge · benchlm_category_knowledge · z 0.80 · q 1.00
Professional knowledgePrior only
FactualityPrior only
Retrieval & open-book usePrior only
Knowledge scoreV3 evidence
LMSpeed rank#9
Score83.0
UpdatedSep 13, 2026
Confidence3
HLE-Verified
LMSpeed rank#1
Score54.9
UpdatedSep 13, 2026
Confidence3
LABBench2
LMSpeed rank#1
Score86.2
UpdatedSep 13, 2026
Confidence3
BioMysteryBench (human-solvable)
LMSpeed rank#2
Score88.8
UpdatedSep 13, 2026
Confidence3
BioMysteryBench (human-difficult)
LMSpeed rank#1
Score56.5
UpdatedSep 13, 2026
Confidence3
Artificial Analysis Intelligence IndexV3 evidence
LMSpeed rank#22
Score41.2
UpdatedSep 13, 2026
Confidence3
AA-GPQA Diamond
LMSpeed rank#2
Score95.3
UpdatedSep 13, 2026
Confidence3
AA-HLE
LMSpeed rank#9
Score47.8
UpdatedSep 13, 2026
Confidence3
AA-Omniscience IndexV3 evidence
LMSpeed rank#7
Score29.6
UpdatedSep 13, 2026
Confidence3
AA-Omniscience Accuracy
LMSpeed rank#10
Score54.6
UpdatedSep 13, 2026
Confidence3
AA-Omniscience Hallucination Rate
LMSpeed rank#69
Score55.2
UpdatedSep 13, 2026
Confidence3
GPQA Diamond (Vals)
LMSpeed rank#4
Score94.4
UpdatedSep 13, 2026
Confidence3
MMLU-Pro (Vals)
LMSpeed rank#5
Score90.2
UpdatedSep 13, 2026
Confidence3

Math

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Foundational mathPrior only
Competition mathPrior only
Advanced proofsPrior only
Applied & tool-assisted mathPrior only

Multilingual

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Cross-language understandingPrior only
Multilingual generationPrior only
Reasoning transferPrior only
Low-resource robustnessPrior only

Multimodal

V3.0

undefined metric} other undefined metrics}} · Provisional

Score5480% interval37.7–70.41/4 Measured dimensionsMultimodal Grounded score82.8#8 / 56CharXiv w/o tools86.2#2 / 10
Dimensions and evidence
Perception & OCRPrior only
Document & spatial understandingPrior only
Visual reasoning54
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
benchlm_category_multimodal · benchlm_category_multimodal_grounded · z 0.82 · q 1.00
Video & grounded actionPrior only
Multimodal Grounded scoreV3 evidence
LMSpeed rank#8
Score82.8
UpdatedSep 13, 2026
Confidence3
CharXiv w/o tools
LMSpeed rank#2
Score86.2
UpdatedSep 13, 2026
Confidence3
LVBench
LMSpeed rank#1
Score87.1
UpdatedSep 13, 2026
Confidence3
AA-MMMU-Pro
LMSpeed rank#2
Score85.6
UpdatedSep 13, 2026
Confidence3
Design Arena Website
LMSpeed rank#6
Score1315.0
UpdatedSep 13, 2026
Confidence3

Instruction following

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Constraint followingPrior only
Structured outputPrior only
Novel-instruction generalizationPrior only
Multi-turn & long instructionsPrior only

OpenRouter endpoints

6 endpoints

Third-party OpenRouter endpoint data, shown separately from LMSpeed measurements. Some 30-minute live performance fields only appear after syncing with an OpenRouter API key.

Provider endpointInputOutput1d uptime30m latency30m throughputContext / output
Google
google-vertex/global/priority
$1.35/M$6.75/M99.9%undefined tokens / undefined tokens
Google AI Studio
google-ai-studio/flex
$0.375/M$1.88/M99.9%undefined tokens / undefined tokens
Google AI Studio
google-ai-studio
$0.750/M$3.75/M99.6%undefined tokens / undefined tokens
Google
google-vertex/global
$0.750/M$3.75/M98.8%undefined tokens / undefined tokens
Google AI Studio
google-ai-studio/priority
$1.35/M$6.75/M97.9%undefined tokens / undefined tokens
Google
google-vertex/global/flex
$0.375/M$1.88/M90.9%undefined tokens / undefined tokens

Pricing Comparison

Compare Gemini 3.8 Flash API pricing across 257 providers. Prices range from $0.0021/request to $1200.00/M. MyDamoxing offers the lowest rate at $0.0021/request. 4 providers offer free API credits or a free tier.

ProviderHealthModel VariantGroupInput ($/M)Output ($/M)Speed (t/s)First tokenAudit
L1
100%
gemini-3.8-flash
gemini_cli
-60%$0.300/M
-60%$1.50/M
L1
100%
gemini-3.8-flash
gemini-slb
-57%$0.321/M
Cache read$0.032/M
-57%$1.61/M
L1
100%
gemini-3.8-flash-nothinking
default
-86%$0.103/M
-86%$0.514/M
L1
100%
gemini-3.8-flash-maxthinking
default
-86%$0.103/M
-86%$0.514/M
L1
100%
gemini-3.8-flash
default
-86%$0.103/M
-86%$0.514/M
L1
100%
gemini-3.8-flash-high
default
$10.27/M
$30.82/M
L1
100%
gemini-3.8-flash
384
-95%$0.040/M
Cache read$0.0040/MCache write$0.027/MCache write 1h$0.043/M
-95%$0.201/M
L1
100%
gemini-3.8-flash-high
384
-95%$0.040/M
Cache read$0.0040/MCache write$0.027/MCache write 1h$0.043/M
-95%$0.201/M
L1
100%
gemini-3.8-flash-low
384
-95%$0.040/M
Cache read$0.0040/MCache write$0.027/MCache write 1h$0.043/M
-95%$0.201/M
L1
100%
gemini-3.8-flash
default
$1.50/M
Cache read$0.150/M
$9.00/M
L1
100%
gemini-3.8-flash
default
$0.015/request
-
L1
100%
gemini-3.8-flash
Anti-Gemini-1
-98%$0.016/M
Cache read$0.0016/M
-98%$0.082/M
L1
100%
gemini-3.8-flash
gemini-cli
-96%$0.031/M
Cache read$0.0031/M
-96%$0.154/M
L1
100%
gemini-3.8-flash
daily-gemini
-85%$0.113/M
Cache read$0.011/M
-85%$0.563/M
L1
100%
gemini-3.8-flash
gemini-anti
-70%$0.225/M
Cache read$0.022/M
-70%$1.13/M
L1
100%
gemini-3.8-flash-low
default
-54%$0.342/M
-1%$3.70/M
L1
100%
gemini-3.8-flash
default
-54%$0.342/M
-1%$3.70/M
L1
100%
gemini-3.8-flash
gemini
-30%$0.525/M
Cache read$0.052/M
-30%$2.63/M
L1
100%
gemini-3.8-flash-medium
Gemini 智能路由分组
$2.19/M
-96%$0.165/M
L1
100%
gemini-3.8-flash-low
Gemini 智能路由分组
$2.19/M
-96%$0.165/M
Showing 20 model IDs of 95.

Alternatives & Similar Models

Frequently Asked Questions

What benchmark data does Gemini 3.8 Flash include?
LMSpeed shows Gemini 3.8 Flash benchmark context, API price, output speed, first-token latency, and provider data across 261 providers when those signals are available.
What is the Gemini 3.8 Flash API price?
Gemini 3.8 Flash has pricing from undefined provider} other undefined providers}}, ranging from $0.0021/request to $1200.00/M. MyDamoxing has the lowest listed price.
What does the Gemini 3.8 Flash API pricing table include?
The Gemini 3.8 Flash API pricing table compares 261 providers by input price, output price, free tier status, speed, first-token latency, and recent health data when available.
Which provider has the cheapest Gemini 3.8 Flash API pricing?
MyDamoxing currently has the lowest listed Gemini 3.8 Flash price at $0.0021/request across undefined provider} other undefined providers}}.
Is Gemini 3.8 Flash API free?
Yes, Gemini 3.8 Flash free API options are available through 4 providerundefined other undefined} on LMSpeed, including 兔子API, 兔子API, 兔子API, 兔子API. These providers offer free API credits or a free tier with no per-token charges.
Where can I get Gemini 3.8 Flash free API access?
LMSpeed currently lists 4 free API providerundefined other undefined} for Gemini 3.8 Flash: 兔子API, 兔子API, 兔子API, 兔子API. Check each provider row before using it because free tier limits can change.

Also known as

[hm]q|ais/gemini-3.8-flash[hm]q|anti/gemini-3.8-flash[hm]q|build/gemini-3.8-flash[hm]q|build/gemini-3.8-flash-high[lq]q|YS/gemini-3.8-flash-high

Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.Standard benchmark data may include BenchLM and other public sources.

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