Skip to content

Gemini 3.1 Flash Lite vs Kimi K3

vs
Kimi K3

Moonshot AI

79#61
Signal-by-Signal Comparison
SignalGemini 3.1 Flash LiteDeltaKimi K3
Capabilities
100
+17
83
Pricing
99
+14
85
Context window size
86
--
86
Recency
100
--
100
Output Capacity
80
+60
20
Benchmarks
0
-78
78
Overall Result
3 wins
of 6
1 wins
Gemini 3.1 Flash Lite wins 3 of 6 signals

Score History

Score History (11 data points)
Gemini 3.1 Flash LiteKimi K3
Gemini 3.1 Flash Lite

23.1

current score

Leader

Kimi K3

right now

Kimi K3

78.8

current score

LMMarketCap.com
Interactive Price Comparison
100Kcalls/month
1,000tokens (~1,333 chars)
500tokens (~667 chars)

Gemini 3.1 Flash Lite

Google

Best Value
Per request$0.001000
Daily$3.33
Monthly$100.00
Annual$1200.00

Kimi K3

Moonshot AI

Per request$0.010500
Daily$35.00
Monthly$1050.00
Annual$12600.00

Gemini 3.1 Flash Lite saves you $950.00/month

That's $11400.00/year compared to Kimi K3 at your current usage level of 100K calls/month.

90% cheaper
Choose Gemini 3.1 Flash Lite for cost optimization

Gemini 3.1 Flash Lite pricing:
Input:$0.25/M tokens
Output:$1.50/M tokens
Kimi K3 pricing:
Input:$3.00/M tokens
Output:$15.00/M tokens
Gemini 3.1 Flash Lite

Google

23

Composite Score

Winner
Kimi K3

Moonshot AI

79

Composite Score

Signal-by-Signal Comparison
MetricGemini 3.1 Flash LiteKimi K3Winner
Overall Score
23
79
Kimi K3
Rank#318#61
Kimi K3
Quality Rank#318#61
Kimi K3
Adoption Rank#318#61
Kimi K3
Parameters------
Context Window1049K1049K--
Pricing$0.25/$1.50/M$3.00/$15.00/M--
Signal Scores
Capabilities
100
83
Gemini 3.1 Flash Lite
Pricing
99
85
Gemini 3.1 Flash Lite
Context window size
86
86
Gemini 3.1 Flash Lite
Recency
100
100
Gemini 3.1 Flash Lite
Output Capacity
80
20
Gemini 3.1 Flash Lite
Benchmarks--
78
Kimi K3
Benchmark Head-to-Head(2 benchmarks)
Gemini 3.1: 0Kimi K3: 0
Gemini 3.1
Kimi K3
Normalized 0-100%
Arena Elo
-1486
HLE
8.64%-
Benchmark Interpretation

Our score (0-100) is driven by benchmark performance (90%) from Arena Elo ratings, MMLU, GPQA, HumanEval, SWE-bench, and 15+ standardized evaluations. Capabilities and context window serve as tiebreakers (10%). Learn more about our methodology.

Gemini 3.1 Flash LiteLimited

Scores 23/100 (rank #318), placing it in the top -9% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100
Kimi K3Strong Performer

Scores 79/100 (rank #61), placing it in the top 79% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

Kimi K3 has a 56-point advantage, which typically translates to noticeably stronger performance on complex reasoning, code generation, and multi-step tasks.

When to Use Each Model

Choose Gemini 3.1 Flash Lite when you need:

  • High-volume production workloads where API costs must be minimized
  • Step-by-step reasoning and chain-of-thought problem solving

Choose Kimi K3 when you need:

  • Step-by-step reasoning and chain-of-thought problem solving
Cost-Performance Analysis
Gemini 3.1 Flash LiteBest Value
Input cost$0.25/M tokens
Output cost$1.50/M tokens
Cost per quality point$0.076
Est. monthly (1M tokens/day)$26.25
Kimi K3
Input cost$3.00/M tokens
Output cost$15.00/M tokens
Cost per quality point$0.228
Est. monthly (1M tokens/day)$270.00

Gemini 3.1 Flash Lite offers 90% better value per quality point. At 1M tokens/day, you'd spend $26.25/month with Gemini 3.1 Flash Lite vs $270.00/month with Kimi K3 - a $243.75 monthly difference.

Latency & Speed
Gemini 3.1 Flash LiteFaster
Speed score0/100
Kimi K3
Speed score0/100

Both models have comparable response speeds. For most applications, the latency difference is negligible.

When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.

Example Use Cases

Code generation & review

Based on overall model capabilities and architecture for coding tasks like generating functions, debugging, and refactoring

Gemini 3.1 Flash Lite

Customer support chatbot

Suitable for user-facing chat with competitive response times. Gemini 3.1 Flash Lite also offers lower per-token costs for high-volume support

Gemini 3.1 Flash Lite

Long document analysis

Larger context window (1049K tokens) can process longer documents, contracts, and research papers in a single pass

Gemini 3.1 Flash Lite

Batch data extraction

Lower output pricing ($1.50/M) reduces costs when processing thousands of records daily

Gemini 3.1 Flash Lite

Creative writing & content

Higher overall composite score (79/100) correlates with better nuance, coherence, and style in long-form content

Kimi K3

Image understanding & OCR

Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly

Gemini 3.1 Flash Lite
Which Should You Choose?
Our recommendation:
Kimi K3

Kimi K3 clearly outperforms Gemini 3.1 Flash Lite with a significant 55.699999999999996-point lead. For most general use cases, Kimi K3 is the stronger choice. However, Gemini 3.1 Flash Lite may still excel in niche scenarios.

by Google

  • Choose for Quality - Marginally better benchmark scores; both are excellent
  • Choose for Cost - 90% lower pricing; better value at scale
  • Choose for Reliability - Higher uptime and faster response speeds
  • Choose for Prototyping - Stronger community support and better developer experience
  • Choose for Production - Wider enterprise adoption and proven at scale
Kimi K3
Recommended

by Moonshot AI

Consider for specialized use cases.

Capability Comparison
CapabilityGemini 3.1 Flash LiteKimi K3
Vision (Image Input)
Function Calling
Streaming
JSON Mode
Reasoning
Web Searchdiffers
Image Output
Monthly Cost Calculator
1,000tokens (600 in / 400 out)
100requests/day (3,000/month)

Gemini 3.1 Flash Lite

Google

Best Value
$2.25
estimated monthly cost

Kimi K3

Moonshot AI

$23.40
estimated monthly cost

Gemini 3.1 Flash Lite saves you $21.15/month

That's 90% cheaper than Kimi K3 at 1,000 tokens/request and 100 requests/day.

Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.

Parameters & Context
ParameterGemini 3.1 Flash LiteKimi K3
Context Window1.0M1.0M
Max Output Tokens65,536--
Open SourceNoNo
CreatedMay 7, 2026Jul 16, 2026
Last updated: 26m ago

Related comparisons

Gemini 3.1 Flash Lite vs Kimi K3 (2026) | LM Market Cap