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Kimi K3.1 Provs.GLM-5.3

Which one is better?

Kimi K3.1 Pro is clearly ahead in the overall index, but costs 1.4 times (input) and 2.3 times (output) as much per token.

IntelligenceOverall index, 0 to 100 · higher is better
80

Kimi K3.1 Pro

Rank 10 to 13

51

GLM-5.3

Rank 23 to 29

SpeedTokens per second · higher is better
36

Kimi K3.1 Pro

slow

76

GLM-5.3

fairly slow

PriceDollars per 1M tokens · lower is better
$4

Kimi K3.1 Pro

fairly expensive

$2.15

GLM-5.3

fairly expensive

Kimi K3.1 Pro

Subscription

At Moonshot AI from ≈ €20.14 a month (Kimi Plus, with limited credits). 4 plans in Germany.

Via API

$2 input, $10 output per 1M tokens.

GLM-5.3

Subscription

At Z.ai from ≈ €19.08 a month (GLM Coding Plan Lite, with limited credits). Through other providers from ≈ €1.06 a month (Command Code Go, with limited credits). 37 plans in Germany.

Via API

$1.40 input, $4.40 output per 1M tokens according to the provider; the price index has listed it at $1.20 and $4 since Oct 19, 2026.

Overall index with data through Oct 29, 2026 · Prices from Oct 29, 2026 · Speed: measured by Artificial Analysis · Subscriptions as of Oct 24, 2026 · Subscription prices incl. VAT

Where is the difference?

Values from 0 to 100 per task area. We only name a winner when the gap is large enough and there are enough tests.

Kimi K3.1 Pro ahead: 6GLM-5.3 ahead: 0level: 2too little data: 2of 10 areas

Kimi K3.1 ProGLM-5.30 to 100, higher is better
Areas in the overall index
CodingKimi K3.1 Pro aheadKimi K3.1 Pro: 85GLM-5.3: 62
ReasoningKimi K3.1 Pro aheadKimi K3.1 Pro: 80GLM-5.3: 35
MathematicsKimi K3.1 Pro aheadKimi K3.1 Pro: 81GLM-5.3: 38
KnowledgeKimi K3.1 Pro aheadKimi K3.1 Pro: 85GLM-5.3: 24
AgentsKimi K3.1 Pro aheadKimi K3.1 Pro: 80GLM-5.3: 51
GeneralKimi K3.1 Pro aheadKimi K3.1 Pro: 74GLM-5.3: 60
Multimodalonly Kimi K3.1 Pro has a scoreKimi K3.1 Pro: 75GLM-5.3: not enough data
Specialist fields
FinancelevelKimi K3.1 Pro: 62GLM-5.3: 67
LegallevelKimi K3.1 Pro: 68GLM-5.3: 69
Healthonly GLM-5.3 has a scoreKimi K3.1 Pro: not enough dataGLM-5.3: 49
Show 2 more areas that do not count toward the overall index
Kimi K3.1 ProGLM-5.30 to 100, higher is better
Cybersecurityonly GLM-5.3 has a scoreKimi K3.1 Pro: not enough dataGLM-5.3: 66
Productivityonly GLM-5.3 has a scoreKimi K3.1 Pro: not enough dataGLM-5.3: 71

See for yourself: same task, one attempt

The same prompt for both models. We show the latest attempt without fixes; it does not count toward the overall index.

Pelican on a bicycle

A community classic for free-form SVG drawing.

Kimi K3.1 Pro

Not tested yet

GLM-5.3

GLM-5.3: Pelican on a bicycle
A community classic for free-form SVG drawing.

Reasoning (requested): high

Current attempt
Run date
Oct 2, 2026
API provider
openrouter
Requested API model
z-ai/glm-5.3
API model reported in response
z-ai/glm-5.3
Reasoning setting
high
Pinned endpoint
Z.AI | z-ai/glm-5.3-20260816
Temperature
Provider default
Token limit including reasoning
8,192 tokens
Test protocol
community-visual-tests-v1
Technical checks
Passed, not a quality rating
Response time
20.4 s

Visually reviewed. This individual test does not establish overall model quality.

Earlier attempts (2)
  • Oct 1, 2026API request failedReasoning setting: high
  • Sep 7, 2026API request failedReasoning setting: high
Prompt and test conditions

Generate an SVG of a pelican riding a bicycle

Token limit including reasoning: 8,192 tokens

Task origin (Simon Willison)
SVG short test

There is no shared test round for this selection. Results from different rounds are not mixed.

All data side by side

The better value is bold. For the overall index only when the gap is clear.

MetricKimi K3.1 ProGLM-5.3
Intelligence
Overall index0 to 100, higher is better8051
RankRank 10 to 13 of 95Rank 23 to 29 of 95
Price per 1M tokens
Inputwhat you send$2$1.40
Outputwhat the model writes$10$4.40
Speed
Tokens per second3676
Technical
Context windowhow much text the model reads at once1.05 M tokens≈ 1,570 A4 pages1 M tokens≈ 1,500 A4 pages
Knowledge cutoffn/an/a
ReleasedOct 23, 2026Aug 18, 2026
AvailabilityActiveActive
Open weightsn/ayes
  • Kimi K3.1 Pro, API price listed by Artificial Analysis: $2 input, $10 output, and $0.20 cached input per 1 million tokens. Kimi's official API publishes CNY rates separately. Source
  • Kimi K3.1 Pro, Official API pricing: K3.1 Pro: CNY 13 input, CNY 68 output, CNY 13 cache write, and CNY 1.30 cache hit per million tokens. Source
  • Kimi K3.1 Pro, Highspeed API pricing: CNY 26 input, CNY 136 output, CNY 26 cache write, and CNY 1.30 cache hit per million tokens. Source
  • Kimi K3.1 Pro, International API pricing in USD: The international Kimi platform lists $2 input, $10 output, $2 cache write and $0.20 cache hit per million tokens. Highspeed costs $4/$20/$4/$0.20. Checked October 29, 2026. Separately documented CNY tariffs remain separate observations. Source

Prices without caching or batch discounts · Page count as a rule of thumb from Artificial Analysis

Shared benchmarks

Single results from the same benchmark version, task and metric. A value is bold only with the same test setup and a clear gap.

A: Kimi K3.1 ProB: GLM-5.3

EMB v1.1Overall · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 70%GLM-5.3: 69.1%Vals AIAs of 10/26/2026
Finance Agent v2.1Overall · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 61.5%GLM-5.3: 65%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Overall · Task fully resolved · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 11.7%GLM-5.3: 14.6%Vals AIAs of 10/26/2026
IOIOverall · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 81.9%GLM-5.3: 68.4%Vals AIAs of 10/24/2026
Legal Research BenchOverall · All-pass · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 37.5%GLM-5.3: 49%Vals AIAs of 10/26/2026
MysteryMechanismOverall · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 26.1%GLM-5.3: 23%Vals AIAs of 10/24/2026
ProofBench v1.1Overall · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 91%GLM-5.3: 49%Vals AIAs of 10/24/2026
Tax Agent BenchOverall · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 24.9%GLM-5.3: 39.7%Vals AIAs of 10/26/2026
Terminal-Bench 4.0Overall · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 63.6%GLM-5.3: 38.9%Vals AIAs of 10/26/2026
Terminal-Bench-ScienceOverall · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 31.4%GLM-5.3: 5.7%Vals AIAs of 10/25/2026
Show 54 more benchmarks
Vals Finance IndexOverall · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 56%GLM-5.3: 60.5%Vals AIAs of 10/26/2026
Vals IndexOverall · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 62.5%GLM-5.3: 59.7%Vals AIAs of 10/27/2026
Vals Legal IndexOverall · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 67%GLM-5.3: 74.6%Vals AIAs of 10/26/2026
Vibe Code Bench v1.1Overall · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 84.9%GLM-5.3: 78.1%Vals AIAs of 10/26/2026
EMB v1.1Comps · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 67.4%GLM-5.3: 67.6%Vals AIAs of 10/26/2026
Finance Agent v2.1Adjustments · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 57.4%GLM-5.3: 67.5%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Antitrust Competition · Criteria passed · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 90.4%GLM-5.3: 93.5%Vals AIAs of 10/26/2026
IOIIOI 2024 · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 100%GLM-5.3: 76.3%Vals AIAs of 10/24/2026
Legal Research BenchAdministrative / Regulatory · All-pass · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 56.1%GLM-5.3: 62.1%Vals AIAs of 10/26/2026
Tax Agent BenchControversy & Precedence Analysis · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 10%GLM-5.3: 19%Vals AIAs of 10/26/2026
Terminal-Bench 4.0Hardware · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 40%GLM-5.3: 20%Vals AIAs of 10/26/2026
Terminal-Bench-ScienceEarth Sciences · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 12.5%GLM-5.3: 0%Vals AIAs of 10/25/2026
Vals Finance IndexEMB v1.1 · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 70%GLM-5.3: 69.1%Vals AIAs of 10/26/2026
Vals IndexCode Migration v1.1 · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 59.7%GLM-5.3: 54.1%Vals AIAs of 10/27/2026
Vals Legal IndexBusiness & Commercial · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 59.8%GLM-5.3: 70%Vals AIAs of 10/26/2026
EMB v1.1Dataroom · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 87.6%GLM-5.3: 81.6%Vals AIAs of 10/26/2026
Finance Agent v2.1All-Pass · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 48.4%GLM-5.3: 51.9%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Antitrust Competition · Task fully resolved · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 0%GLM-5.3: 0%Vals AIAs of 10/26/2026
IOIIOI 2025 · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 75.5%GLM-5.3: 75.5%Vals AIAs of 10/24/2026
Legal Research BenchAdministrative / Regulatory · Weighted partial credit · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 81.9%GLM-5.3: 91.1%Vals AIAs of 10/26/2026
Tax Agent BenchControversy & Precedence Analysis · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 58%GLM-5.3: 71.1%Vals AIAs of 10/26/2026
Terminal-Bench 4.0Media · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 58.3%GLM-5.3: 50%Vals AIAs of 10/26/2026
Terminal-Bench-ScienceEngineering Sciences · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 22.2%GLM-5.3: 0%Vals AIAs of 10/25/2026
Vals Finance IndexFinance Agent v2.1 · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 61.5%GLM-5.3: 65%Vals AIAs of 10/26/2026
Vals IndexEMB v1.1 · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 70%GLM-5.3: 69.1%Vals AIAs of 10/27/2026
Vals Legal IndexCivil Negligence · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 62.4%GLM-5.3: 75%Vals AIAs of 10/26/2026
EMB v1.1DCF · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 64.4%GLM-5.3: 63.7%Vals AIAs of 10/26/2026
Finance Agent v2.1Comparables · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 63.9%GLM-5.3: 58.5%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Arbitration International Dispute Resolution · Criteria passed · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 94.1%GLM-5.3: 95.5%Vals AIAs of 10/26/2026
IOIIOI 2026 · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 70.2%GLM-5.3: 53.5%Vals AIAs of 10/24/2026
Legal Research BenchBusiness & Commercial · All-pass · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 27.9%GLM-5.3: 46.5%Vals AIAs of 10/26/2026
Tax Agent BenchCurrent & Temporal Analysis · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 36.7%GLM-5.3: 53.2%Vals AIAs of 10/26/2026
Terminal-Bench 4.0ML · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 81.8%GLM-5.3: 54.5%Vals AIAs of 10/26/2026
Terminal-Bench-ScienceLife Sciences · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 36.8%GLM-5.3: 15.8%Vals AIAs of 10/25/2026
Vals Finance IndexTax Agent Bench · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 24.9%GLM-5.3: 39.7%Vals AIAs of 10/26/2026
Vals IndexFinance Agent v2.1 · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 61.5%GLM-5.3: 65%Vals AIAs of 10/27/2026
Vals Legal IndexCriminal · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 60.3%GLM-5.3: 66.5%Vals AIAs of 10/26/2026
EMB v1.1LBO · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 55.2%GLM-5.3: 61.4%Vals AIAs of 10/26/2026
Finance Agent v2.1Disclosure Analysis · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 70.1%GLM-5.3: 77%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Arbitration International Dispute Resolution · Task fully resolved · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 10%GLM-5.3: 0%Vals AIAs of 10/26/2026
Legal Research BenchBusiness & Commercial · Weighted partial credit · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 66.3%GLM-5.3: 89.1%Vals AIAs of 10/26/2026
Tax Agent BenchCurrent & Temporal Analysis · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 64.8%GLM-5.3: 78.2%Vals AIAs of 10/26/2026
Terminal-Bench 4.0Operations · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 55.6%GLM-5.3: 22.2%Vals AIAs of 10/26/2026
Terminal-Bench-ScienceMathematical Sciences · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 23.5%GLM-5.3: 0%Vals AIAs of 10/25/2026
Vals IndexHLAB-Vals-1.1 · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 11.7%GLM-5.3: 14.6%Vals AIAs of 10/27/2026
Vals Legal IndexFamily · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 13.6%GLM-5.3: 31.8%Vals AIAs of 10/26/2026
EMB v1.1M&A · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 78.1%GLM-5.3: 79.2%Vals AIAs of 10/26/2026
Finance Agent v2.1Earnings Analysis · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 78%GLM-5.3: 92.4%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Banking Finance · Criteria passed · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 94.4%GLM-5.3: 92.7%Vals AIAs of 10/26/2026
Legal Research BenchCivil Litigation · All-pass · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 29.6%GLM-5.3: 55.6%Vals AIAs of 10/26/2026
Tax Agent BenchFact-Pattern Analysis · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 27.9%GLM-5.3: 34.9%Vals AIAs of 10/26/2026
Terminal-Bench 4.0Science · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 73.8%GLM-5.3: 38.1%Vals AIAs of 10/26/2026
Terminal-Bench-SciencePhysical Sciences · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 47.1%GLM-5.3: 5.9%Vals AIAs of 10/25/2026
Vals IndexLegal Research · higher is betterTest setup not documented as identicalKimi K3.1 Pro: 37.5%GLM-5.3: 49%Vals AIAs of 10/27/2026

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