Benchmark Almanac

Gemini 4 Carbon

Gemini 4 Carbon ranks first on 40 of the 111 benchmarks with five or more models scored.

Google DeepMind Released October 28th, 2026 Compare with others
115
Benchmarks with a score
40
Ranked first, out of five or more models
67
In the top three
Google DeepMind Oct 2026

Gemini 4 Carbon

Closed weights

169.8 #2 of 256
Epoch Capabilities Index
Self-Reported Index 173.2 #2 of 404
  • AutomationBench 53.9% #1 /42
  • GPQA Diamond 96.5% #1 /229
  • FrontierCode 2.0 42.6% #4 /32

Where it ranks

Its best score on each benchmark, and where that ranks among every model with a score there. We rank each model once, at its best setting.

Knowledge and language

BenchmarkScoreRankSource
LMArena (Elo) 1,526 #1 of 335 Official leaderboard
Extended NYT Connections 99.3% #1 of 103 Official leaderboard
SimpleQA Verified 77.7% #2 of 94 Epoch AI run
FACTS Benchmark Suite 78.3% #1 of 23 Official leaderboard
FACTS Multimodal 60.2% #1 of 23 Official leaderboard
FACTS Parametric V2 81.6% #3 of 27 Official leaderboard
GraphWalks 96.2% #4 of 27 Lab model card
HLE-Diamond 63.6% #3 of 20 Official leaderboard
BullshitBench V2 72% #21 of 129 Official leaderboard
FACTS Grounding v2 77.2% #6 of 25 Official leaderboard
Joke Arena 1,395 #25 of 25 Official leaderboard

Math and science

BenchmarkScoreRankSource
GPQA Diamond 96.5% #1 of 229 Epoch AI run
SimpleBench 92.6% #2 of 106 Official leaderboard
ARC-AGI-2 94.2% #3 of 98 Official leaderboard
FrontierMath Tier 4 v2 95.1% #4 of 68 Official leaderboard
FrontierMath Tiers 1-3 v2 90.5% #6 of 86 Official leaderboard
OTIS Mock AIME 2024-2025 100% #15 of 212 Epoch AI run
ARC-AGI 98.5% #7 of 95 Official leaderboard
Terminal-Bench-Science 64.8% #2 of 12 Lab model card
Riemann-bench 80% #4 of 20 Official leaderboard
FrontierMath Erdős 2.94% #4 of 15 Official leaderboard

Coding

BenchmarkScoreRankSource
Code Arena 1,768 #4 of 128 Official leaderboard
ALE-Bench 2,929 #4 of 126 Official leaderboard
CursorBench 60.4% #1 of 21 cursor.com, via Epoch AI
CursorBench 4.0 60.4% #1 of 21 Official leaderboard
SWE-Marathon v1.1 53.8% #1 of 20 Official leaderboard
DesignArena 3D Design 1,419 #8 of 136 Official leaderboard
DesignArena UI Component 1,349 #10 of 139 Official leaderboard
Vibe Code Bench 89.1% #9 of 120 Official leaderboard
DesignArena Agentic Overall 1,307 #6 of 74 Official leaderboard
Floorplan Arena 1,792 #1 of 11 Official leaderboard
DesignArena Code 1,331 #14 of 143 Official leaderboard
FrontierCode 2.0 42.6% #4 of 32 Official leaderboard
DesignArena Game Dev 1,322 #19 of 143 Official leaderboard
SWE Atlas v1.1 71.4% #4 of 28 Official leaderboard
DesignArena Website 1,293 #23 of 151 Official leaderboard
FrontierCS 2 54.2% #3 of 19 Official leaderboard
FrontierSWE 61.2% #5 of 25 Official leaderboard
Vals RSI Index 0.28 #7 of 27 Official leaderboard
PostTrainBench 1.2 41% #6 of 21 Official leaderboard
Android Bench 2.0 23.3% #7 of 17 Official leaderboard
OWE-Bench 32.8% #6 of 14 Official leaderboard
DesignArena Image to HTML 1,211 #23 of 51 Official leaderboard
WebDev Arena 1,768 #1 of 2 Lab model card
Chart Arena 1,506 #8 of 15 Official leaderboard
Landing Page Arena 1,465 #9 of 14 Official leaderboard
SWE-sweep 9.60% #1 of 1 Lab model card

Agents and tools

BenchmarkScoreRankSource
Chess Puzzles 78% #2 of 93 Epoch AI run
Game Arena Four in a Row 1,003 #1 of 43 Official leaderboard
AutomationBench 53.9% #1 of 42 Official leaderboard
Game Arena Chess 1,646 #1 of 42 Official leaderboard
Kaggle Game Arena 638 #1 of 42 Official leaderboard
Game Arena Checkers 1,382 #1 of 41 Official leaderboard
Game Arena Word Association 734 #1 of 40 Official leaderboard
Game Arena Bargaining 317 #1 of 39 Official leaderboard
Game Arena Clobber 819 #1 of 39 Official leaderboard
Game Arena Lines of Action 1,274 #1 of 39 Official leaderboard
Game Arena Nine Men's Morris 1,190 #1 of 39 Official leaderboard
Game Arena Reversi 1,306 #1 of 39 Official leaderboard
Game Arena Ultimate Tic-Tac-Toe 720 #1 of 39 Official leaderboard
Game Arena Word Art 2,528 #1 of 39 Official leaderboard
Game Arena Dark Hex 552 #2 of 41 Official leaderboard
Game Arena Coin Game 506 #2 of 39 Official leaderboard
Game Arena Go 1,830 #2 of 39 Official leaderboard
Agent Arena 17% #3 of 56 Official leaderboard
Mystery Game Puzzles 73% #5 of 84 Epoch AI run
EBR-bench 87.6% #2 of 31 Epoch AI run
ARC-AGI-3 99.1% #2 of 27 Official leaderboard
Terminal-Bench 4.0 65.2% #5 of 28 Lab model card
OSWorld 2.1 (offline subset) 81.5% #2 of 3 Lab model card
Game Arena Dots and Boxes 487 #39 of 40 Official leaderboard

Professional work

BenchmarkScoreRankSource
Legal Research Bench 55.8% #1 of 93 Official leaderboard
Vending-Bench 2 $16,484 #1 of 67 Official leaderboard
APEX-Agents 1.1 90.4% #1 of 65 Official leaderboard
APEX-Agents 84.2% #1 of 61 Collected by Epoch AI, source not named
FoodTruck Bench $77,218 #1 of 59 Official leaderboard
Tax Agent Bench 51.8% #2 of 84 Official leaderboard
Vals Finance Index 67% #1 of 40 Official leaderboard
DesignArena PDF 1,335 #1 of 37 Official leaderboard
APEX-1 80% #2 of 71 Official leaderboard
Vending-Bench Arena $15,962 #1 of 32 Official leaderboard
EEBench 83.9% #1 of 30 Official leaderboard
YC-Bench $3,425,290 #2 of 59 Official leaderboard
APEX-Accounting 70.7% #2 of 49 Official leaderboard
Excel Modeling Benchmark v1.1 76.5% #3 of 42 Official leaderboard
Agents' Last Exam v1.1 45.9% #1 of 14 Official leaderboard
Vals Legal Index 75.9% #3 of 38 Official leaderboard
Vals Index v2.2 70.5% #3 of 37 Official leaderboard
DeepFinance 56.6% #2 of 23 Official leaderboard
PRBench 53.7% #5 of 48 Official leaderboard
GDPx 10.9% #3 of 20 Official leaderboard
Vals Finance Agent v2.1 67.2% #7 of 40 Official leaderboard
TaxCalcBench v2 71.4% #7 of 32 Official leaderboard
Harvey LAB v1.1 (HLAB-Vals-1.1) 17.5% #9 of 38 Official leaderboard
RWE-bench 20% #5 of 15 Official leaderboard

Vision, audio and robotics

BenchmarkScoreRankSource
Blueprint-Bench 2 58.6% #1 of 38 Official leaderboard
MineBench 2,195 #2 of 75 Official leaderboard
Humanity's Sixth Sense 71.1% #1 of 34 Official leaderboard
Code2Video Arena 1,599 #1 of 13 Official leaderboard
Furniture Assembly Benchmark 77.5% #6 of 35 Official leaderboard
OmniParseBench 95.6 #2 of 9 Official leaderboard
Chartography 72.5% #7 of 14 Lab model card

Safety and security

BenchmarkScoreRankSource
TxBench-Preclinical-Pharmacology 66% #1 of 30 Official leaderboard
TxBench-Antibody-Discovery 65% #2 of 30 Official leaderboard
TxBench-Oligo-Discovery 55.8% #2 of 30 Official leaderboard
ExploitGym 54.8% #1 of 15 Lab model card
CWE-bench 71% #1 of 12 Official leaderboard
Gray Swan IPI Arena benchmark 0% #1 of 11 Lab model card
SEC-bench Pro 88.2% #1 of 11 Lab model card
DeepsecBench 35.2 #7 of 29 Official leaderboard
FORTRESS 16.4% #20 of 73 Official leaderboard

Other

BenchmarkScoreRankSource
CAIS Text Capabilities Index 59.0 #5 of 68 Official leaderboard
CAIS Risk Index 33.4 #8 of 67 Official leaderboard
LiveBench 83.5% #4 of 31 Official leaderboard
Artificial Analysis Intelligence Index v5 59.0 #1 of 2 Lab model card

Its lab's numbers put it at 173.2, 3.4 points above its ECI

The Self-Reported Index fits one score to the 6 capability results Google DeepMind reported for this model, on the scale of the Epoch Capabilities Index. Labs choose which benchmarks to show and how to run them, so read it as the lab's claim, not an independent measurement. The 90% interval runs from 169.5 to 176.9. How we compute it.

Its lab's numbers next to 8 leaderboards

Where the benchmark's own leaderboard, or Epoch AI's run, also has this model. Gaps mostly come from different harnesses, effort levels and task subsets. Every pair.

Benchmark Lab says Board says Gap
Agents' Last Exam v1.1 77.4% Agents' Last Exam v1.1 (Score) 45.9% Leaderboard, high, ALE-Claw +32 pts
Vals Index v2.2 70.4% Vals Index v2.2 70.5% Leaderboard Same
AutomationBench 53.9% AutomationBench (Zapier) 53.9% Leaderboard, high Same
Vending-Bench 2 $16,484 Vending-Bench 2 (Bank balance $) $16,484 Leaderboard Same
Blueprint-Bench 2 58.6% Blueprint-Bench 2 (Similarity score) 58.6% Leaderboard Same
CWE-bench 71% CWE-bench 71% Leaderboard, Antigravity Same
FrontierSWE 61.2% FrontierSWE 2 61.2% Leaderboard, mean@5, proximus Same
Riemann-bench 80% RiemannBench 80% Leaderboard, high Same

Google DeepMind's models over time

Google DeepMind's models in color, against every other model on the Epoch Capabilities Index, by release date.

50 100 150 2023 2024 2025 2026 2027 Gemini 4 Carbon Gemini 3.8 Flash Gemini 3.5 Flash-Lite Gemini 3 Pro Gemini 2.5 Flash Gemini 2.5 Flash-Lite Gemini 1.5 Pro 50 100 150 2023 2024 2025 2026 2027 Gemini 4 Carbon Gemini 3.8 Flash

Source: Epoch Capabilities Index, Epoch AI (CC BY 4.0)

Its launch post

The benchmarks the lab chose to headline, with the scores it gave.