Compare / DeepSeek V3 0324 vs Kimi K2 0905

DeepSeek V3 0324 vs Kimi K2 0905

Which is cheaper, which is more capable, and which does better at each kind of work, from 16 results on 3 sources that measured both models.

DeepSeek V3 0324
DeepSeek · profile
Kimi K2 0905
Moonshot AI · profile
Results compared
16
Shared sources
3

DeepSeek V3 0324 or Kimi K2 0905? The short answer

  • DeepSeek V3 0324 is cheaper: $0.44 against $1.07 per million tokens, 2.5 times less.
  • Kimi K2 0905 scores higher on the Artificial Analysis Intelligence Index: 15.3 against 9.7.
  • On our business benchmarks, Kimi K2 0905 ranks higher for reasoning and knowledge and writing.

At a glance

DeepSeek V3 0324Kimi K2 0905
Price per million tokens$0.25 in · $1.00 out$0.60 in · $2.50 out
Blended (3 in : 1 out)$0.44$1.07
Cheapest host, blended$0.44 (SiliconFlow, FP8)–
Intelligence Index9.715.3
Spring Prompt overall––
Output speed, tokens a second––
Context window163,840 tokens262,144 tokens
WeightsOpenOpen
Developer based inChinaChina

Prices are the developer's list price where we have read it, otherwise the typical host on OpenRouter; see every model's price. Intelligence and speed from Artificial Analysis.

Which is better for what

Each model's rank among models available today, for each kind of work, from our own benchmarks and licensed sources. The better rank is in green.

Use caseDeepSeek V3 0324Kimi K2 0905
Agents and tool useMulti-step tasks with tools: support desks, coding agents, function calls 138 of 161 not measured
Reasoning and knowledgeHard questions across science, maths and general knowledge 152 of 195 124 of 195
WritingWhat people prefer in blind comparisons, and judged writing quality 92 of 187 71 of 187
Sticking to the factsSummarising without inventing things, and factual answers not measured 135 of 153

Every shared result

BenchmarkMetricDeepSeek V3 0324Kimi K2 0905
Arena (formerly LMArena)reportedBusiness, management and financeArena rating 1,3901,404
Arena (formerly LMArena)reportedCreative writingArena rating 1,3901,382
Arena (formerly LMArena)reportedExpert promptsArena rating 1,3981,417
Arena (formerly LMArena)reportedInstruction followingArena rating 1,3781,390
Arena (formerly LMArena)reportedOverallArena rating 1,3961,419
Arena (formerly LMArena)reportedWriting, literature and languageArena rating 1,3861,382
Artificial AnalysisreportedArtificial Analysis Intelligence Indexindex score 9.7015.3
Artificial AnalysisreportedGPQA Diamond% of questions 65.5%76.7%
Artificial AnalysisreportedHumanity's Last Exam% of questions 4.7%6.4%
Artificial AnalysisreportedIFBench% of instructions 41.0%41.7%
Artificial AnalysisreportedLong-context reasoning (AA-LCR)% of questions 40.7%53.0%
Artificial AnalysisreportedTerminal-Bench Hard% of tasks 15.2%23.5%
Artificial AnalysisreportedΤ²-bench telecom% of tasks 47.1%73.4%
UGI LeaderboardreportedRequested-length error% off the requested word count 32.0%22.0%
UGI LeaderboardreportedStyle adherencescore from 0 to 1 0.350.31
UGI LeaderboardreportedWriting scorescore out of 100 49.154.4

Bold green marks the better value on that metric. Where a source reports ranges that overlap, the difference may not be meaningful; see the benchmark page for ranges.

Quick answers

Is DeepSeek V3 0324 better than Kimi K2 0905?

It depends on the task. Among models available today, on our benchmarks and licensed sources, Kimi K2 0905 ranks higher for reasoning and knowledge and writing.

Which is cheaper, DeepSeek V3 0324 or Kimi K2 0905?

DeepSeek V3 0324 costs $0.44 per million tokens (three input to one output), against $1.07 for Kimi K2 0905.

Run DeepSeek V3 0324 and Kimi K2 0905 on your own prompt

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