How do GPT-5.6 Sol and Kimi K3 compare on coding benchmarks?

The comparison table shows SWE-bench, SWE-Pro, SWE-Atlas, Terminal-Bench, DeepSWE, and coding agent index scores for both GPT-5.6 Sol and Kimi K3 when publicly disclosed.

LLM Comparison

GPT-5.6 Sol vs Kimi K3: benchmark scores, pricing & comparison.

Q: Which is better: GPT-5.6 Sol or Kimi K3?

AskClash compares GPT-5.6 Sol and Kimi K3 side by side across SWE-bench, GPQA, HLE, Terminal-Bench, coding agent scores, token pricing, and context window so you can see which model wins on each benchmark.

Side-by-side GPT-5.6 Sol vs Kimi K3 comparison across SWE-bench, GPQA, HLE, Terminal-Bench, coding agent scores, token pricing, context window, and AskClash RWT. Green marks the winner on each benchmark.

Open live leaderboard GPT-5.6 Sol model page Kimi K3 model page

Rank #2 vs #3AskClash overall scores 85.5 vs 82.3.

Pricing $5.00/$30.0 vs $3.00/$15.0Input and output token prices per 1M tokens when published.

Proprietary vs Open WeightOpenAI vs Moonshot AI.

GPT-5.6 Sol vs Kimi K3 benchmark comparison

Green cells highlight the winning model for each metric. Scores are cached from the AskClash LLM leaderboard snapshot.

Metric	GPT-5.6 Sol	Kimi K3
Overall Score	85.5	82.3
Leaderboard Rank	#2	#3
RWT	9.5	—
Coding Agent Index	80.0	—
HLE	47.2	43.5
GPQA	94.1	93.5
SWE-Pro	64.6	—
SWE-Atlas	84.0	—
Terminal-Bench	88.8	88.3
DeepSWE	72.7	67.5
MCP Atlas	—	84.2
Finance Agent	53.8	—
CharXiv	—	84.8
MMMU-Pro	83.0	81.6
ARC-AGI 2	92.5	—
Tau2	85.1	—
MRCR	91.5	—
Input Price (per 1M tokens)	$5.00	$3.00
Output Price (per 1M tokens)	$30.0	$15.0
Context Window	1M	1M
Benchmarks Published	14	9

GPT-5.6 Sol vs Kimi K3 head-to-head charts

GPT-5.6 Sol leads 6 and Kimi K3 leads 0 of 6 shared benchmarks. Kimi K3 is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.

GPT-5.6 SolKimi K3

Overall

85.5GPT-5.6 Sol

82.3Kimi K3

HLE

47.2GPT-5.6 Sol

43.5Kimi K3

GPQA

94.1GPT-5.6 Sol

93.5Kimi K3

Terminal-Bench

88.8GPT-5.6 Sol

88.3Kimi K3

DeepSWE

72.7GPT-5.6 Sol

67.5Kimi K3

MMMU-Pro

83.0GPT-5.6 Sol

81.6Kimi K3

GPT-5.6 Sol

Input$5.00

Output$30.0

Workload$11

Context1M

Kimi K3

Input$3.00

Output$15.0

Workload$6.00

Context1M

Workload = published cost of 1M input + 200K output tokens. Open the live leaderboard for interactive compare charts.

More GPT-5.6 Sol and Kimi K3 comparisons

Explore how GPT-5.6 Sol and Kimi K3 stack up against other top-ranked LLMs.

Claude Fable 5 vs GPT-5.6 Sol Claude Fable 5 vs Kimi K3 GPT-5.6 Sol vs Claude Opus 4.8 Kimi K3 vs Claude Opus 4.8 GPT-5.6 Sol vs Grok 4.5 Kimi K3 vs Grok 4.5 GPT-5.6 Sol vs Muse Spark 1.1 Kimi K3 vs Muse Spark 1.1 GPT-5.6 Sol vs GPT-5.5 Kimi K3 vs GPT-5.5

How to read this comparison

Benchmark scores

Higher is better for all benchmark scores (SWE-bench, GPQA, HLE, Terminal-Bench, etc.). Green marks the model with the higher score.

Token pricing

Lower is better for input and output prices. Green marks the cheaper model per 1M tokens.

Coverage matters

Models with fewer disclosed benchmark cells may have inflated percentile scores. Check the benchmark cell count for context.

This comparison page is generated from the AskClash LLM leaderboard cache. Open the live leaderboard for real-time scores and interactive filtering.