LLM Comparison

Claude Opus 5 vs Kimi K3: benchmark scores, pricing & comparison.

Side-by-side Claude Opus 5 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.

Verdict: Claude Opus 5 ranks higher (#3 vs #26) and wins 12 of 13 shared benchmarks; Kimi K3 costs less ($3.00/$15.0 vs $5.00/$25.0 per 1M tokens).

Open live leaderboardClaude Opus 5 model pageKimi K3 model page
Rank #3 vs #26AskClash overall scores 77.1 vs 56.2.
Pricing $5.00/$25.0 vs $3.00/$15.0Input and output token prices per 1M tokens when published.
Proprietary vs Open WeightAnthropic vs Moonshot AI.

Claude Opus 5 vs Kimi K3 benchmark comparison

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

MetricClaude Opus 5Kimi K3
Overall Score77.156.2
Leaderboard Rank#3#26
ACB70.557.7
RWT9.08.0
Coding Agent Index66.051.9
HLE64.743.5
GPQA93.293.5
SWE-bench96.0—
SWE-Pro79.2—
SWE-Atlas66.466.1
Terminal-Bench49.012.6
DeepSWE73.668.5
GDPval-AA1861.01668.0
MCP Atlas85.884.2
Finance Agent58.653.1
CharXiv—84.8
MMMU-Pro84.781.6
ARC-AGI 290.460.4
Input Price (per 1M tokens)$5.00$3.00
Output Price (per 1M tokens)$25.0$15.0
Context Window1M1M
Benchmarks Published1616

Claude Opus 5 vs Kimi K3 head-to-head charts

Claude Opus 5 leads 13 and Kimi K3 leads 1 of 14 shared benchmarks. Kimi K3 is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.

Claude Opus 5Kimi K3
Overall
77.1Claude Opus 5
56.2Kimi K3
ACB
70.5Claude Opus 5
57.7Kimi K3
RWT
9.0Claude Opus 5
8.0Kimi K3
Coding Agent Index
66.0Claude Opus 5
51.9Kimi K3
HLE
64.7Claude Opus 5
43.5Kimi K3
GPQA
93.2Claude Opus 5
93.5Kimi K3
SWE-Atlas
66.4Claude Opus 5
66.1Kimi K3
Terminal-Bench
49.0Claude Opus 5
12.6Kimi K3
DeepSWE
73.6Claude Opus 5
68.5Kimi K3
GDPval-AA
1861.0Claude Opus 5
1668.0Kimi K3
MCP Atlas
85.8Claude Opus 5
84.2Kimi K3
Finance Agent
58.6Claude Opus 5
53.1Kimi K3
Claude Opus 5
Input$5.00
Output$25.0
Workload$10
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 Claude Opus 5 and Kimi K3 comparisons

Explore how Claude Opus 5 and Kimi K3 stack up against other top-ranked LLMs.

Claude Opus 5.5 vs Claude Opus 5Claude Opus 5.5 vs Kimi K3Claude Fable 5.1 vs Claude Opus 5Claude Fable 5.1 vs Kimi K3Claude Opus 5 vs Claude Sonnet 5.5Claude Sonnet 5.5 vs Kimi K3Claude Opus 5 vs Claude Fable 5Claude Fable 5 vs Kimi K3Claude Opus 5 vs GPT-6.1 SolGPT-6.1 Sol vs Kimi K3

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.