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GLM 5 vs Kimi K3

Updated October 21, 2026. 64 benchmarks have a result for both. Coding is ranked on the Vibe Coding Index; every other board is shown as published.

Replace GLM 5 Replace Kimi K3
GLM 5Z.ai
Coding
59.7
Overall
27.9
Output $/M
$3.20
0
Kimi K3Moonshot AI
Coding
61.8
Overall
43.6
Output $/M
$11.936
64
vs boards won of 64 shared

Decision reading

Pick Kimi K3 for coding: it scores 61.8 on the Vibe Coding Index against 59.7 for GLM 5.

Pick GLM 5 when output tokens cost 3.7x less, or when a solved task costs $0.63 against $0.81.

Model AGLM 5Z.ai59.7/1002 independent benchmarks$0.63 per solved taskModel BKimi K3Moonshot AI61.8/1002 independent benchmarks$0.81 per solved task
Shared results
64
GLM 5 only
11
Kimi K3 only
53
Like-for-like categories
8 of 9

Shared results can support a head-to-head reading. Results only one model has describe coverage, not superiority.

Which one for your work

Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.

At a glance

Coding index
GLM 5 59.7 from 2 benchmarks, Kimi K3 61.8 from 2 benchmarks.
Widest category
Coding, 24.9 points apart on average over 10 shared benchmarks.
Widest single gap
Vibe Code Bench (Vals AI): GLM 5 23.4% against Kimi K3 85.0%, 61.6 points apart on a 0 to 100 scale.
Output price
GLM 5 $3.20 against Kimi K3 $11.936 per million output tokens, 3.7x apart.
Context window
GLM 5 takes 205K tokens, Kimi K3 1.05M.

Benchmark by benchmark

First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.

Boards won, where both have a result
CategoryGLM 5BarsKimi K3Ties
Coding010
Intelligence02
Agentic work06
Reasoning010
Math03
Knowledge08
Web design07
General018
All shared boards064
CodingLike-for-likeFour of these boards feed the Vibe Coding Index010
Coding benchmarks for GLM 5 and Kimi K3
BenchmarkGLM 5Kimi K3Leader
SWE-bench Verified72.8%Not measuredOnly GLM 5 measured
SWE-bench Multilingual69.7%Not measuredOnly GLM 5 measured
LiveBench codingNot measured59.3%Only Kimi K3 measured
LMArena WebDev14351655Kimi K3
AA Coding IndexNot measured76.2Only Kimi K3 measured
LiveCodeBench (Vals AI)81.9%87.2%Kimi K3
SWE-bench Verified (Vals AI)71.4%93.4%Kimi K3
Terminal-Bench 4 (Vals AI)Not measured17.2%Only Kimi K3 measured
Vibe Code Bench (Vals AI)23.4%85.0%Kimi K3
Code migration (Vals AI)Not measured16.1%Only Kimi K3 measured
ProgramBench (Vals AI)Not measured2.0%Only Kimi K3 measured
IOI (Vals AI)Not measured48.9%Only Kimi K3 measured
Terminal-Bench 2.1 (Vals AI)Not measured80.9%Only Kimi K3 measured
SWE-bench Multimodal (Vals AI)Not measured44.2%Only Kimi K3 measured
Vibe Code Bench 1-100 (Vals AI)Not measured18.2%Only Kimi K3 measured
CyberBench (Vals AI)Not measured75.2%Only Kimi K3 measured
SciCodeNot measured59.5%Only Kimi K3 measured
Terminal-Bench Hard (Artificial Analysis run)43.2%Not measuredOnly GLM 5 measured
Terminal-Bench52.4%Not measuredOnly GLM 5 measured
FrontierCodeNot measured44.2%Only Kimi K3 measured
FrontierSWENot measured25.9%Only Kimi K3 measured
WeirdML48.2%82.6%Kimi K3
ALE-Bench765.61524.5Kimi K3
LMArena Text: coding14611508Kimi K3
LMArena Text: software and IT14601499Kimi K3
LMArena WebDev: React14241670Kimi K3
LMArena WebDev: HTML14501644Kimi K3
LMArena WebDev: from an imageNot measured1579Only Kimi K3 measured
Neither model has a result on the other 10 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index02
Intelligence benchmarks for GLM 5 and Kimi K3
BenchmarkGLM 5Kimi K3Leader
AA Intelligence Index27.943.6Kimi K3
Epoch Capabilities Index145.8157.9Kimi K3
Agentic workLike-for-likePublic boards, shown as published, kept out of the index06
Agentic work benchmarks for GLM 5 and Kimi K3
BenchmarkGLM 5Kimi K3Leader
AA Agentic IndexNot measured50.0Only Kimi K3 measured
Design Arena: agents building web appsNot measured1296Only Kimi K3 measured
Design Arena: agents building full-stack apps11231315Kimi K3
Design Arena: agents building mobile apps11361267Kimi K3
Design Arena: agents building Android apps11521256Kimi K3
Design Arena: agents building Godot games11441223Kimi K3
Design Arena: agents building gamesNot measured1252Only Kimi K3 measured
Design Arena: HTML slides11481256Kimi K3
Design Arena: PowerPoint slidesNot measured1273Only Kimi K3 measured
Design Arena: spreadsheetsNot measured1058Only Kimi K3 measured
LiveBench researchNot measured79.0%Only Kimi K3 measured
LiveBench browserNot measured16.0%Only Kimi K3 measured
LiveBench long agenticNot measured42.8%Only Kimi K3 measured
Finance Agent (Vals AI)Not measured53.1%Only Kimi K3 measured
Tax Agent Bench (Vals AI)Not measured33.4%Only Kimi K3 measured
Legal Research Bench (Vals AI)Not measured46.1%Only Kimi K3 measured
Harvey's Legal Agent Benchmark (Vals AI)Not measured12.9%Only Kimi K3 measured
Excel Modeling Benchmark (Vals AI)Not measured66.7%Only Kimi K3 measured
BioMysteryBench (Vals AI)Not measured72.6%Only Kimi K3 measured
Terminal-Bench-Science (Vals AI)Not measured1.4%Only Kimi K3 measured
Time Horizon Index (Vals AI)Not measured10.5%Only Kimi K3 measured
τ²-Bench Telecom98.2%Not measuredOnly GLM 5 measured
APEX-AgentsNot measured47.8%Only Kimi K3 measured
PostTrainBenchNot measured32.0%Only Kimi K3 measured
Vending-Bench 2$4,432$5,165Kimi K3
Neither model has a result on the other 14 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index010
Reasoning benchmarks for GLM 5 and Kimi K3
BenchmarkGLM 5Kimi K3Leader
GPQA Diamond83.3%92.9%Kimi K3
LiveBench reasoningNot measured90.7%Only Kimi K3 measured
MMMU Pro (Vals AI)Not measured88.2%Only Kimi K3 measured
GPQA Diamond (Artificial Analysis run)82.0%93.5%Kimi K3
Humanity's Last Exam (Artificial Analysis run)29.3%46.9%Kimi K3
GPQA Diamond (Epoch AI run)87.8%93.1%Kimi K3
ARC-AGI44.7%94.5%Kimi K3
ARC-AGI-24.9%60.4%Kimi K3
SimpleBench53.2%60.7%Kimi K3
Chess puzzlesNot measured37.0%Only Kimi K3 measured
Mystery game puzzlesNot measured26.0%Only Kimi K3 measured
LMArena Text: hard prompts14521495Kimi K3
LMArena Text: expert14541520Kimi K3
LMArena Text: hard prompts in English14601496Kimi K3
Neither model has a result on the other 7 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index03
Math benchmarks for GLM 5 and Kimi K3
BenchmarkGLM 5Kimi K3Leader
AIME91.7%Not measuredOnly GLM 5 measured
OTIS Mock AIME80.0%97.2%Kimi K3
FrontierMath, tiers 1 to 3Not measured72.2%Only Kimi K3 measured
FrontierMath, tier 4Not measured39.0%Only Kimi K3 measured
ProofBenchNot measured87.0%Only Kimi K3 measured
LMArena Text: math14401494Kimi K3
LMArena Text: mathematical work14511505Kimi K3
Neither model has a result on the other 6 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index08
Knowledge benchmarks for GLM 5 and Kimi K3
BenchmarkGLM 5Kimi K3Leader
MMLU Pro86.0%88.0%Kimi K3
LegalBench (Vals AI)84.1%86.2%Kimi K3
CaseLaw (Vals AI)52.5%Not measuredOnly GLM 5 measured
CorpFin (Vals AI)62.9%71.6%Kimi K3
TaxEval (Vals AI)70.0%75.7%Kimi K3
MortgageTax (Vals AI)Not measured66.3%Only Kimi K3 measured
MedQA (Vals AI)94.3%Not measuredOnly GLM 5 measured
MedCode (Vals AI)Not measured49.4%Only Kimi K3 measured
SimpleQA VerifiedNot measured50.6%Only Kimi K3 measured
LMArena Text: science14601508Kimi K3
LMArena Text: medicine and healthcare14551489Kimi K3
LMArena Text: legal and government14531503Kimi K3
LMArena Text: business and finance14301470Kimi K3
Neither model has a result on the other 4 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index07
Web design benchmarks for GLM 5 and Kimi K3
BenchmarkGLM 5Kimi K3Leader
Design Arena: websites12471336Kimi K3
Design Arena: UI components12301345Kimi K3
Design Arena: game dev12341361Kimi K3
Design Arena: data viz12281350Kimi K3
Design Arena: 3D12291388Kimi K3
Design Arena: all code categories12461361Kimi K3
Design Arena: SVG11681301Kimi K3
Design Arena: ASCII art1146Not measuredOnly GLM 5 measured
LiveBench designNot measured77.2%Only Kimi K3 measured
GeneralLike-for-likePublic boards, shown as published, kept out of the index018
General benchmarks for GLM 5 and Kimi K3
BenchmarkGLM 5Kimi K3Leader
Vals IndexNot measured53.0%Only Kimi K3 measured
LiveBench data analysisNot measured78.7%Only Kimi K3 measured
Public Benefits Bench (Vals AI)Not measured68.2%Only Kimi K3 measured
SAGE (Vals AI)Not measured52.8%Only Kimi K3 measured
MedScribe (Vals AI)Not measured88.0%Only Kimi K3 measured
Vals Multimodal IndexNot measured73.4%Only Kimi K3 measured
IFBench72.3%Not measuredOnly GLM 5 measured
Long context reasoning (AA-LCR)75.7%88.7%Kimi K3
DTBenchNot measured91.2%Only Kimi K3 measured
LMCANot measured52.7%Only Kimi K3 measured
CL-bench18.7%Not measuredOnly GLM 5 measured
Surface Evolver BenchNot measured95.0%Only Kimi K3 measured
Furniture assemblyNot measured34.2%Only Kimi K3 measured
LMArena Text14461476Kimi K3
LMArena Text: instruction following14281485Kimi K3
LMArena Text: creative writing14381457Kimi K3
LMArena Text: English14581481Kimi K3
LMArena Text: non-English14301466Kimi K3
LMArena Text: Chinese15111529Kimi K3
LMArena Text: German14471490Kimi K3
LMArena Text: Japanese14161494Kimi K3
LMArena Text: Korean14231460Kimi K3
LMArena Text: French14561492Kimi K3
LMArena Text: Spanish14541472Kimi K3
LMArena Text: Russian14361485Kimi K3
LMArena Text: Polish14341458Kimi K3
LMArena Text: multi-turn14561489Kimi K3
LMArena Text: longer queries14461494Kimi K3
LMArena Text: writing and language14371471Kimi K3
LMArena Text: entertainment and media14261453Kimi K3
Neither model has a result on the other 16 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for GLM 5 and Kimi K3
BenchmarkGLM 5Kimi K3Leader
Neither model has a result on 5 boards here

What each workload costs

Three fixed token mixes at each model's listed price, so per-token rates become a bill.

Chat turn

1K input + 500 output tokens

GLM 5$0.0026Fits in one request
Kimi K3$0.0062Fits in one request

GLM 5 costs less

Repository review

50K input + 3K output tokens

GLM 5$0.060Fits in one request
Kimi K3$0.048Fits in one request

Kimi K3 costs less

Agent loop

200K input + 10K output tokens

GLM 5$0.232Exceeds the context window
Kimi K3$0.167Fits in one request

Kimi K3 costs less

Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.

Specification differences

The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.

Specifications of GLM 5 and Kimi K3
SpecificationZ.ai GLM 5MoonshotAI Kimi K3
MakerZ.aiMoonshot AI
WeightsOpen weightsOpen weights
ReleasedFebruary 11, 2026July 16, 2026
Context window205K1.05M
Input $/Mtok$1.00$0.239
Output $/Mtok$3.20$11.936
Coding index59.761.8
Independent measurements behind it22
Cost per solved task$0.63$0.81
SourceOpenRouter listingOpenRouter listing

Questions

Is GLM 5 better than Kimi K3 for coding?

Pick Kimi K3 for coding: it scores 61.8 on the Vibe Coding Index against 59.7 for GLM 5. Pick GLM 5 when output tokens cost 3.7x less, or when a solved task costs $0.63 against $0.81.

Which is cheaper, GLM 5 or Kimi K3?

GLM 5 costs $1.00 per million input tokens and $3.20 per million output tokens; Kimi K3 costs $0.239 and $11.936. Per solved SWE-bench Verified task, GLM 5 costs $0.63 and Kimi K3 $0.81.

Which has the bigger context window, GLM 5 or Kimi K3?

Kimi K3, with 1.05M tokens against 205K.

How many benchmarks is the GLM 5 vs Kimi K3 comparison based on?

64 benchmarks have a result for both models as of October 21, 2026. GLM 5's coding index rests on 2 independent benchmarks and Kimi K3's on 2. Where only one model has a result, the page says so instead of naming a winner.

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<p style="font:13px/1.4 sans-serif;margin:6px 0 0">Source: <a href="https://llmbenchmark.ai/compare/glm-5-vs-kimi-k3">LLMBenchmark.ai, GLM 5 vs Kimi K3</a></p>