Compare · ModelsLive · 2 picked · head to head
Gemini 4 Carbon vs Kimi K3.1 Pro
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
Gemini 4 Carbon wins on 9/9 benchmarks
Gemini 4 Carbon wins 9 of 9 shared benchmarks. Leads in agentic · knowledge · math.
Category leads
agentic·Gemini 4 Carbonknowledge·Gemini 4 Carbonmath·Gemini 4 Carbongeneral·Gemini 4 Carbon
Hype vs Reality
Attention vs performance
Gemini 4 Carbon
#1 by perf·#8 by attention
Kimi K3.1 Pro
#37 by perf·#15 by attention
Best value
Gemini 4 Carbon
1.3x better value than Kimi K3.1 Pro
Gemini 4 Carbon
14.3 pts/$
$6.00/M
Kimi K3.1 Pro
11.0 pts/$
$6.00/M
Vendor risk
Who is behind the model
Google DeepMind
$3.61T·Tier 1
Moonshot AI
$50.0B·Tier 1
Head to head
9 benchmarks · 2 models
Gemini 4 CarbonKimi K3.1 Pro
APEX-Agents
Gemini 4 Carbon leads by +18.7
APEX-Agents · evaluates AI agents on complex, multi-step tasks requiring planning, tool use, and autonomous decision-making in realistic environments.
Gemini 4 Carbon
84.2
Kimi K3.1 Pro
65.5
Chess Puzzles
Gemini 4 Carbon leads by +34.7
Chess Puzzles · tests strategic and tactical reasoning by having models solve chess puzzle positions, evaluating lookahead and pattern recognition abilities.
Gemini 4 Carbon
76.8
Kimi K3.1 Pro
42.1
FrontierMath-Tier-4-v2-Private
Gemini 4 Carbon leads by +29.3
Gemini 4 Carbon
95.1
Kimi K3.1 Pro
65.8
FrontierMath-Tiers-1-3-v2-Private
Gemini 4 Carbon leads by +12.9
Gemini 4 Carbon
95.3
Kimi K3.1 Pro
82.4
Furniture Assembly
Gemini 4 Carbon leads by +31.0
Gemini 4 Carbon
67.9
Kimi K3.1 Pro
36.9
GPQA diamond
Gemini 4 Carbon leads by +3.2
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
Gemini 4 Carbon
99.3
Kimi K3.1 Pro
96.1
Mystery Game Puzzles
Gemini 4 Carbon leads by +34.2
Gemini 4 Carbon
70.3
Kimi K3.1 Pro
36.1
OTIS Mock AIME 2024-2025
OTIS Mock AIME 2024-2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills.
Gemini 4 Carbon
100.0
Kimi K3.1 Pro
100.0
SimpleQA Verified
Gemini 4 Carbon leads by +15.5
SimpleQA Verified · short factual questions with verified answers, measuring factual accuracy and the tendency to hallucinate or provide incorrect information.
Gemini 4 Carbon
77.7
Kimi K3.1 Pro
62.2
Full benchmark table
| Benchmark | Gemini 4 Carbon | Kimi K3.1 Pro |
|---|---|---|
APEX-Agents APEX-Agents · evaluates AI agents on complex, multi-step tasks requiring planning, tool use, and autonomous decision-making in realistic environments. | 84.2 | 65.5 |
Chess Puzzles Chess Puzzles · tests strategic and tactical reasoning by having models solve chess puzzle positions, evaluating lookahead and pattern recognition abilities. | 76.8 | 42.1 |
FrontierMath-Tier-4-v2-Private | 95.1 | 65.8 |
FrontierMath-Tiers-1-3-v2-Private | 95.3 | 82.4 |
Furniture Assembly | 67.9 | 36.9 |
GPQA diamond Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs. | 99.3 | 96.1 |
Mystery Game Puzzles | 70.3 | 36.1 |
OTIS Mock AIME 2024-2025 OTIS Mock AIME 2024-2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills. | 100.0 | 100.0 |
SimpleQA Verified SimpleQA Verified · short factual questions with verified answers, measuring factual accuracy and the tendency to hallucinate or provide incorrect information. | 77.7 | 62.2 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $2.00 | $10.00 | 1.0M tokens (~524 books) | $40.00 | |
| $2.00 | $10.00 | 1.0M tokens (~524 books) | $40.00 |