The AI arena is free today

Open Superagent

Kimi-k1.5 vs Ling 3.1 Flash

Ling 3.1 Flash leads the LLM Stats Score 51.0 to 17.1.

Moonshot AI · InclusionAI · Updated for 2026

Which is better?

Ling 3.1 Flash leads the overall LLM Stats Score 51.0 to 17.1, ranking #15 overall.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Kimi-k1.5

  • you are already invested in the Moonshot AI ecosystem

Choose Ling 3.1 Flash

  • overall performance matters — it scores 51.0 and ranks #15 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you want the most recent training data — it shipped Sep 2026

At a glance

The differences that matter most.

Kimi-k1.5
Moonshot AI
Ling 3.1 Flash
InclusionAI
Core performance indexes
LLM Stats Score
17.1
#234
51.0
#15
Reasoning
16.4
#231
47.5
#26
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
— / M
Output price
— / M
— / M
Context window
—
—

Individual benchmarks

9 reported for Kimi-k1.5 · 11 for Ling 3.1 Flash

No common benchmarks found

Kimi-k1.5 and Ling 3.1 Flashdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Input capabilities

Documented input modalities across available providers

Kimi-k1.5 supports multimodal inputs, whereas Ling 3.1 Flash does not.

Kimi-k1.5 can handle both text and other forms of data like images, making it suitable for multimodal applications.

Kimi-k1.5

Text
Images
Audio
Video

Ling 3.1 Flash

Text
Images
Audio
Video

Release Timeline

When each model was launched

Kimi-k1.5 was released on 2025-01-20, while Ling 3.1 Flash was released on 2026-09-30.

Ling 3.1 Flash is 21 months newer than Kimi-k1.5.

Kimi-k1.5

Jan 20, 2025

1.7 years ago

Ling 3.1 Flash

Sep 30, 2026

1 weeks ago

1.7yr newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Kimi-k1.5 and Ling 3.1 Flash side-by-side, then vote on the output you prefer.

Kimi-k1.5
✓ Preferred
Ling 3.1 Flash
Open in Playground

FAQ

Common questions about Kimi-k1.5 vs Ling 3.1 Flash.

Which is better, Kimi-k1.5 or Ling 3.1 Flash?

Ling 3.1 Flash leads the LLM Stats Score 51.0 to 17.1. Kimi-k1.5 is made by Moonshot AI and Ling 3.1 Flash is made by InclusionAI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Kimi-k1.5 compare to Ling 3.1 Flash in benchmarks?

Kimi-k1.5 scores MATH-500: 96.2%, CLUEWSC: 91.4%, C-Eval: 88.3%, MMLU: 87.4%, IFEval: 87.2%. Ling 3.1 Flash scores CyberGym: 87.9%, DRACO: 85.5%, FrontierSWE: 75.2%, Multi-Challenge: 69.8%, SkillsBench: 68.7%.

What are the main differences between Kimi-k1.5 and Ling 3.1 Flash?

Key differences include LLM Stats Score (17.1 vs 51.0), multimodal support (yes vs no), licensing (Proprietary vs Unknown). See the full comparison above for benchmark-by-benchmark results.

Who makes Kimi-k1.5 and Ling 3.1 Flash?

Kimi-k1.5 is developed by Moonshot AI and Ling 3.1 Flash is developed by InclusionAI.

Related comparisons