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GPT-6.1 Solvs.Kimi K3.1 Pro

Which one is better?

GPT-6.1 Sol is clearly ahead in the overall index, at the same price.

IntelligenceOverall index, 0 to 100 · higher is better
90

GPT-6.1 Sol

Rank 6 to 9

80

Kimi K3.1 Pro

Rank 10 to 13

SpeedTokens per second · higher is better
79

GPT-6.1 Sol

fairly slow

36

Kimi K3.1 Pro

slow

PriceDollars per 1M tokens · lower is better
$4

GPT-6.1 Sol

fairly expensive

$4

Kimi K3.1 Pro

fairly expensive

GPT-6.1 Sol

Subscription

At OpenAI from €23 a month (ChatGPT Plus). Through other providers from ≈ €6.36 a month (ElevenLabs Starter, with limited credits). 58 plans in Germany.

Via API

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

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.

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.

GPT-6.1 Sol ahead: 5Kimi K3.1 Pro ahead: 0level: 4too little data: 1of 10 areas

GPT-6.1 SolKimi K3.1 Pro0 to 100, higher is better
Areas in the overall index
CodinglevelGPT-6.1 Sol: 91Kimi K3.1 Pro: 85
ReasoningGPT-6.1 Sol aheadGPT-6.1 Sol: 95Kimi K3.1 Pro: 80
MathematicsGPT-6.1 Sol aheadGPT-6.1 Sol: 95Kimi K3.1 Pro: 81
KnowledgeGPT-6.1 Sol aheadGPT-6.1 Sol: 95Kimi K3.1 Pro: 85
AgentslevelGPT-6.1 Sol: 77Kimi K3.1 Pro: 80
GeneralGPT-6.1 Sol aheadGPT-6.1 Sol: 94Kimi K3.1 Pro: 74
MultimodalGPT-6.1 Sol aheadGPT-6.1 Sol: 88Kimi K3.1 Pro: 75
Specialist fields
FinancelevelGPT-6.1 Sol: 65Kimi K3.1 Pro: 62
LegallevelGPT-6.1 Sol: 68Kimi K3.1 Pro: 68
Healthonly GPT-6.1 Sol has a scoreGPT-6.1 Sol: 75Kimi K3.1 Pro: not enough data
Show 4 more areas that do not count toward the overall index
GPT-6.1 SolKimi K3.1 Pro0 to 100, higher is better
Cybersecurityonly GPT-6.1 Sol has a scoreGPT-6.1 Sol: 47Kimi K3.1 Pro: not enough data
Searchonly GPT-6.1 Sol has a scoreGPT-6.1 Sol: 92Kimi K3.1 Pro: not enough data
Productivityonly GPT-6.1 Sol has a scoreGPT-6.1 Sol: 51Kimi K3.1 Pro: not enough data
Educationonly GPT-6.1 Sol has a scoreGPT-6.1 Sol: 92Kimi K3.1 Pro: not enough data

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.

GPT-6.1 Sol

GPT-6.1 Sol: Pelican on a bicycle
A community classic for free-form SVG drawing.

Reasoning (requested): high

Current attempt
Run date
Oct 1, 2026
API provider
openrouter
Requested API model
openai/gpt-6.1-sol
API model reported in response
openai/gpt-6.1-sol
Reasoning setting
high
Pinned endpoint
OpenAI | openai/gpt-6.1-sol-20260929
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
83.6 s

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

Kimi K3.1 Pro

Not tested yet

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.

MetricGPT-6.1 SolKimi K3.1 Pro
Intelligence
Overall index0 to 100, higher is better9080
RankRank 6 to 9 of 95Rank 10 to 13 of 95
Price per 1M tokens
Inputwhat you send$2above 272,000 tokens: $4$2
Outputwhat the model writes$10above 272,000 tokens: $15$10
Speed
Tokens per second7936
Technical
Context windowhow much text the model reads at once1.05 M tokens≈ 1,580 A4 pages1.05 M tokens≈ 1,570 A4 pages
Knowledge cutoffApr 30, 2026n/a
ReleasedSep 29, 2026Oct 23, 2026
AvailabilityActiveActive
Open weightsnon/a
  • 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: GPT-6.1 SolB: Kimi K3.1 Pro

BioMysteryBenchOverall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 79.6%Kimi K3.1 Pro: 75.6%Vals AIAs of 10/24/2026
EMB v1.1Overall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 71.1%Kimi K3.1 Pro: 70%Vals AIAs of 10/26/2026
Finance Agent v2.1Overall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 61.8%Kimi K3.1 Pro: 61.5%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Overall · Task fully resolved · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 6.3%Kimi K3.1 Pro: 11.7%Vals AIAs of 10/26/2026
IOIOverall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 96.9%Kimi K3.1 Pro: 81.9%Vals AIAs of 10/24/2026
Legal Research BenchOverall · All-pass · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 38.5%Kimi K3.1 Pro: 37.5%Vals AIAs of 10/26/2026
MysteryMechanismOverall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 46.4%Kimi K3.1 Pro: 26.1%Vals AIAs of 10/24/2026
ProofBench v1.1Overall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 99%Kimi K3.1 Pro: 91%Vals AIAs of 10/24/2026
Tax Agent BenchOverall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 21.8%Kimi K3.1 Pro: 24.9%Vals AIAs of 10/26/2026
Terminal-Bench 4.0Overall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 55.1%Kimi K3.1 Pro: 63.6%Vals AIAs of 10/26/2026
Show 54 more benchmarks
Terminal-Bench-ScienceOverall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 52.9%Kimi K3.1 Pro: 31.4%Vals AIAs of 10/25/2026
Vals Finance IndexOverall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 55.8%Kimi K3.1 Pro: 56%Vals AIAs of 10/26/2026
Vals IndexOverall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 63.9%Kimi K3.1 Pro: 62.5%Vals AIAs of 10/27/2026
Vals Legal IndexOverall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 68.7%Kimi K3.1 Pro: 67%Vals AIAs of 10/26/2026
Vals Science IndexOverall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 59.6%Kimi K3.1 Pro: 44.4%Vals AIAs of 10/25/2026
Vibe Code Bench v1.1Overall · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 88.9%Kimi K3.1 Pro: 84.9%Vals AIAs of 10/26/2026
BioMysteryBenchHard · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 39.2%Kimi K3.1 Pro: 29.4%Vals AIAs of 10/24/2026
EMB v1.1Comps · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 61.2%Kimi K3.1 Pro: 67.4%Vals AIAs of 10/26/2026
Finance Agent v2.1Adjustments · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 54.7%Kimi K3.1 Pro: 57.4%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Antitrust Competition · Criteria passed · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 90.8%Kimi K3.1 Pro: 90.4%Vals AIAs of 10/26/2026
IOIIOI 2024 · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 100%Kimi K3.1 Pro: 100%Vals AIAs of 10/24/2026
Legal Research BenchAdministrative / Regulatory · All-pass · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 53%Kimi K3.1 Pro: 56.1%Vals AIAs of 10/26/2026
Tax Agent BenchControversy & Precedence Analysis · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 6.7%Kimi K3.1 Pro: 10%Vals AIAs of 10/26/2026
Terminal-Bench 4.0Hardware · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 40%Kimi K3.1 Pro: 40%Vals AIAs of 10/26/2026
Terminal-Bench-ScienceEarth Sciences · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 62.5%Kimi K3.1 Pro: 12.5%Vals AIAs of 10/25/2026
Vals Finance IndexEMB v1.1 · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 71.1%Kimi K3.1 Pro: 70%Vals AIAs of 10/26/2026
Vals IndexCode Migration v1.1 · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 75.1%Kimi K3.1 Pro: 59.7%Vals AIAs of 10/27/2026
Vals Legal IndexBusiness & Commercial · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 65.6%Kimi K3.1 Pro: 59.8%Vals AIAs of 10/26/2026
Vals Science IndexBioMysteryBench · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 79.6%Kimi K3.1 Pro: 75.6%Vals AIAs of 10/25/2026
BioMysteryBenchHuman-solvable · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 89%Kimi K3.1 Pro: 86.3%Vals AIAs of 10/24/2026
EMB v1.1Dataroom · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 86.5%Kimi K3.1 Pro: 87.6%Vals AIAs of 10/26/2026
Finance Agent v2.1All-Pass · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 48.2%Kimi K3.1 Pro: 48.4%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Antitrust Competition · Task fully resolved · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 10%Kimi K3.1 Pro: 0%Vals AIAs of 10/26/2026
IOIIOI 2025 · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 100%Kimi K3.1 Pro: 75.5%Vals AIAs of 10/24/2026
Legal Research BenchAdministrative / Regulatory · Weighted partial credit · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 85.5%Kimi K3.1 Pro: 81.9%Vals AIAs of 10/26/2026
Tax Agent BenchControversy & Precedence Analysis · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 64.8%Kimi K3.1 Pro: 58%Vals AIAs of 10/26/2026
Terminal-Bench 4.0Media · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 50%Kimi K3.1 Pro: 58.3%Vals AIAs of 10/26/2026
Terminal-Bench-ScienceEngineering Sciences · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 33.3%Kimi K3.1 Pro: 22.2%Vals AIAs of 10/25/2026
Vals Finance IndexFinance Agent v2.1 · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 61.8%Kimi K3.1 Pro: 61.5%Vals AIAs of 10/26/2026
Vals IndexEMB v1.1 · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 71.1%Kimi K3.1 Pro: 70%Vals AIAs of 10/27/2026
Vals Legal IndexCivil Negligence · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 60.5%Kimi K3.1 Pro: 62.4%Vals AIAs of 10/26/2026
Vals Science IndexMysteryMechanism · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 46.4%Kimi K3.1 Pro: 26.1%Vals AIAs of 10/25/2026
EMB v1.1DCF · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 67.1%Kimi K3.1 Pro: 64.4%Vals AIAs of 10/26/2026
Finance Agent v2.1Comparables · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 50.1%Kimi K3.1 Pro: 63.9%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Arbitration International Dispute Resolution · Criteria passed · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 91%Kimi K3.1 Pro: 94.1%Vals AIAs of 10/26/2026
IOIIOI 2026 · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 90.7%Kimi K3.1 Pro: 70.2%Vals AIAs of 10/24/2026
Legal Research BenchBusiness & Commercial · All-pass · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 39.5%Kimi K3.1 Pro: 27.9%Vals AIAs of 10/26/2026
Tax Agent BenchCurrent & Temporal Analysis · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 33.3%Kimi K3.1 Pro: 36.7%Vals AIAs of 10/26/2026
Terminal-Bench 4.0ML · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 54.5%Kimi K3.1 Pro: 81.8%Vals AIAs of 10/26/2026
Terminal-Bench-ScienceLife Sciences · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 47.4%Kimi K3.1 Pro: 36.8%Vals AIAs of 10/25/2026
Vals Finance IndexTax Agent Bench · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 21.8%Kimi K3.1 Pro: 24.9%Vals AIAs of 10/26/2026
Vals IndexFinance Agent v2.1 · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 61.8%Kimi K3.1 Pro: 61.5%Vals AIAs of 10/27/2026
Vals Legal IndexCriminal · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 61.1%Kimi K3.1 Pro: 60.3%Vals AIAs of 10/26/2026
Vals Science IndexTerminal-Bench-Science · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 52.9%Kimi K3.1 Pro: 31.4%Vals AIAs of 10/25/2026
EMB v1.1LBO · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 63.8%Kimi K3.1 Pro: 55.2%Vals AIAs of 10/26/2026
Finance Agent v2.1Disclosure Analysis · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 68.3%Kimi K3.1 Pro: 70.1%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Arbitration International Dispute Resolution · Task fully resolved · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 0%Kimi K3.1 Pro: 10%Vals AIAs of 10/26/2026
Legal Research BenchBusiness & Commercial · Weighted partial credit · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 84.2%Kimi K3.1 Pro: 66.3%Vals AIAs of 10/26/2026
Tax Agent BenchCurrent & Temporal Analysis · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 63.4%Kimi K3.1 Pro: 64.8%Vals AIAs of 10/26/2026
Terminal-Bench 4.0Operations · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 40.7%Kimi K3.1 Pro: 55.6%Vals AIAs of 10/26/2026
Terminal-Bench-ScienceMathematical Sciences · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 76.5%Kimi K3.1 Pro: 23.5%Vals AIAs of 10/25/2026
Vals IndexHLAB-Vals-1.1 · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 6.3%Kimi K3.1 Pro: 11.7%Vals AIAs of 10/27/2026
Vals Legal IndexFamily · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 18.2%Kimi K3.1 Pro: 13.6%Vals AIAs of 10/26/2026
EMB v1.1M&A · higher is betterTest setup not documented as identicalGPT-6.1 Sol: 83.1%Kimi K3.1 Pro: 78.1%Vals AIAs of 10/26/2026

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