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Kimi K2.5 vs Seed 2.0 Lite

Kimi K2.5 and Seed 2.0 Lite are closely matched at 39.1 and 32.1 on the LLM Stats Score.

Moonshot AI · ByteDance · Updated for 2026

Which is better?

Kimi K2.5 and Seed 2.0 Lite are closely matched on the overall LLM Stats Score at 39.1 and 32.1.

In the 4 individual benchmarks reported for both models, Kimi K2.5 wins 4; this is a narrower head-to-head signal than the composite indexes.

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

Choose Kimi K2.5

  • you value its reported benchmark strengths — it wins 4 of 4 exact shared results
  • you need open weights you can self-host or fine-tune

Choose Seed 2.0 Lite

  • you want the most recent training data — it shipped Feb 2026

At a glance

The differences that matter most.

Core performance indexes
39.1
#58
32.1
#99
39.1
#55
31.8
#99
25.2
#65
17.9
#107
Cost, coverage & limits
Benchmark wins
4 of 4
0 of 4
Input price
$0.60 / M
— / M
Output price
$3.00 / M
— / M
Context window
262,100

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Kimi K2.5
Seed 2.0 Lite
36.5#36
25.1#107
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

40 reported for Kimi K2.5 · 5 for Seed 2.0 Lite

4 shared

Kimi K2.5 outperforms in 4 benchmarks (AIME 2025, GPQA, LiveCodeBench v6, SWE-Bench Verified), while Seed 2.0 Lite is better at 0 benchmarks.

Kimi K2.5 significantly outperforms across most benchmarks.

Fri Sep 04 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Kimi K2.5 specifies input context (262,100 tokens). Only Kimi K2.5 specifies output context (262,100 tokens).

Moonshot AI
Kimi K2.5
Input262,100 tokens
Output262,100 tokens
ByteDance
Seed 2.0 Lite
Input- tokens
Output- tokens
Fri Sep 04 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Kimi K2.5 and Seed 2.0 Lite support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Kimi K2.5

Text
Images
Audio
Video

Seed 2.0 Lite

Text
Images
Audio
Video

License

Usage and distribution terms

Kimi K2.5 is licensed under MIT, while Seed 2.0 Lite uses a proprietary license.

License differences may affect how you can use these models in commercial or open-source projects.

Kimi K2.5

MIT

Open weights

Seed 2.0 Lite

Proprietary

Closed source

Release Timeline

When each model was launched

Kimi K2.5 was released on 2026-01-27, while Seed 2.0 Lite was released on 2026-02-14.

Seed 2.0 Lite is 1 month newer than Kimi K2.5.

Kimi K2.5

Jan 27, 2026

7 months ago

Seed 2.0 Lite

Feb 14, 2026

6 months ago

2w newer

Knowledge Cutoff

When training data ends

Seed 2.0 Lite has a documented knowledge cutoff of 2024-01-01, while Kimi K2.5's cutoff date is not specified.

We can confirm Seed 2.0 Lite's training data extends to 2024-01-01, but cannot make a direct comparison without Kimi K2.5's cutoff date.

Kimi K2.5

Seed 2.0 Lite

Jan 2024

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

Run your own prompts against Kimi K2.5 and Seed 2.0 Lite side-by-side, then vote on the output you prefer.

Kimi K2.5
✓ Preferred
Seed 2.0 Lite
Open in Playground

FAQ

Common questions about Kimi K2.5 vs Seed 2.0 Lite.

Which is better, Kimi K2.5 or Seed 2.0 Lite?

Kimi K2.5 and Seed 2.0 Lite are closely matched on the LLM Stats Score at 39.1 and 32.1. Kimi K2.5 is made by Moonshot AI and Seed 2.0 Lite is made by ByteDance. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Kimi K2.5 compare to Seed 2.0 Lite in benchmarks?

Kimi K2.5 scores AIME 2025: 96.1%, HMMT 2025: 95.4%, InfoVQAtest: 92.6%, OCRBench: 92.3%, MathVista-Mini: 90.1%. Seed 2.0 Lite scores AIME 2025: 93.0%, AIME 2026: 88.3%, GPQA: 85.1%, LiveCodeBench v6: 81.7%, SWE-Bench Verified: 73.5%.

What are the context window sizes for Kimi K2.5 and Seed 2.0 Lite?

Kimi K2.5 supports 262K tokens and Seed 2.0 Lite supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Kimi K2.5 and Seed 2.0 Lite?

Key differences include LLM Stats Score (39.1 vs 32.1), licensing (MIT vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes Kimi K2.5 and Seed 2.0 Lite?

Kimi K2.5 is developed by Moonshot AI and Seed 2.0 Lite is developed by ByteDance.