Gemini 3.1 Pro vs
Kimi K3

Read the published evidence, route context, and missing facts before making a local decision. This page does not name a universal winner.

Models in this comparison

Provider identity and evidence state stay balanced across the pair.

Model type
Proprietary
Evidence state
Estimated evidence
Published context
1,000,000
VS
M

Moonshot AI

Kimi K3

Model type
Unknown
Evidence state
Supported evidence
Published context
1,050,000

Key implications

Insufficient shared-metric coverage. Each finding is tied to a published metric, price, context, or modality fact.

  1. Input API price: Gemini 3.1 Pro has the lower verified rate ($2 / 1M tokens vs $3 / 1M tokens).
  2. Output API price: Gemini 3.1 Pro has the lower verified rate ($12 / 1M tokens vs $15 / 1M tokens).
  3. Context window: Kimi K3 has the larger published context window (1,050,000 tokens vs 1,000,000 tokens).

Shared metric view

A radar is shown only when at least four compatible supported score metrics are published.

Comparable metric detail

  • AgenticGemini 3.1 Pro: 33.84 · Kimi K3: 73.64
  • CodingGemini 3.1 Pro: 49.3 · Kimi K3: 78.58
  • KnowledgeGemini 3.1 Pro: 66.7 · Kimi K3: 83.8
  • MathGemini 3.1 Pro: 55.1 · Kimi K3: Unavailable
  • MultimodalGroundedGemini 3.1 Pro: 76.8 · Kimi K3: 86.2
  • ReasoningGemini 3.1 Pro: 72.4 · Kimi K3: Unavailable
  • OverallGemini 3.1 Pro: 56.25 · Kimi K3: 80.61

Source metrics

Friendly metric names and published units stay visible. Missing measurements remain unavailable rather than becoming a score.

Source metric comparison
MetricUnitGemini 3.1 ProKimi K3
Agenticscore33.8473.64
Codingscore49.378.58
Knowledgescore66.783.8
Mathscore55.1Unavailable
MultimodalGroundedscore76.886.2
Reasoningscore72.4Unavailable
Overallscore56.2580.61

Agentic

Unit
score
Gemini 3.1 Pro
33.84
Kimi K3
73.64

Coding

Unit
score
Gemini 3.1 Pro
49.3
Kimi K3
78.58

Knowledge

Unit
score
Gemini 3.1 Pro
66.7
Kimi K3
83.8

Math

Unit
score
Gemini 3.1 Pro
55.1
Kimi K3
Unavailable

MultimodalGrounded

Unit
score
Gemini 3.1 Pro
76.8
Kimi K3
86.2

Reasoning

Unit
score
Gemini 3.1 Pro
72.4
Kimi K3
Unavailable

Overall

Unit
score
Gemini 3.1 Pro
56.25
Kimi K3
80.61

Pricing and context

Verification is shown beside each selected route. Missing facts remain Not verified.

Route pricing and context comparison
FieldUnitGemini 3.1 ProKimi K3
Input API priceUSD / 1M tokens$2$3
Cached input API priceUSD / 1M tokens$0.2$0.3
Output API priceUSD / 1M tokens$12$15
Route contexttokens1,000,0001,050,000
Input modalitiespublished listNot verifiedNot verified
Output modalitiespublished listNot verifiedNot verified

Input API price

Unit
USD / 1M tokens
Gemini 3.1 Pro
$2
Kimi K3
$3

Cached input API price

Unit
USD / 1M tokens
Gemini 3.1 Pro
$0.2
Kimi K3
$0.3

Output API price

Unit
USD / 1M tokens
Gemini 3.1 Pro
$12
Kimi K3
$15

Route context

Unit
tokens
Gemini 3.1 Pro
1,000,000
Kimi K3
1,050,000

Input modalities

Unit
published list
Gemini 3.1 Pro
Not verified
Kimi K3
Not verified

Output modalities

Unit
published list
Gemini 3.1 Pro
Not verified
Kimi K3
Not verified

Evidence provenance

Source records, route identity, timestamps, and methodology are consolidated here without declaring either model a winner.

Publication time
Aug 30, 2026, 2:15 AM UTC
Freshness
Stale — Published weekly benchmark evidence has not refreshed within 8 days.
Methodology
benchlm: benchlm_raw_composite
Model records
  • Gemini 3.1 Pro — source benchlm · artifact models · model gemini-3-1-pro
  • Kimi K3 — source benchlm · artifact models · model kimi-3
Selected price routes
  • Gemini 3.1 Pro — route benchlm:gemini-3-1-pro · source benchlm · provider google
  • Kimi K3 — route benchlm:kimi-3 · source benchlm · provider moonshot-ai

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