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Gemini 3 Flash vs LongCat-2.5

LongCat-2.5 leads the LLM Stats Score 50.0 to 36.4. LongCat-2.5 is 2.1x cheaper per token.

Google · Meituan · Updated for 2026

Which is better?

LongCat-2.5 leads the overall LLM Stats Score 50.0 to 36.4, ranking #20 overall.

In the 2 individual benchmarks reported for both models, LongCat-2.5 wins 2; this is a narrower head-to-head signal than the composite indexes.

On price, LongCat-2.5 is roughly 2.1x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

LongCat-2.5 also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.

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

Choose Gemini 3 Flash

  • you want predictable pricing at $0.50/M input and $3.00/M output

Choose LongCat-2.5

  • overall performance matters — it scores 50.0 and ranks #20 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 2 of 2 exact shared results
  • cost matters — it's about 2.1x cheaper per token
  • you process long inputs — it offers a 1,048,576 token context window
  • you want the most recent training data — it shipped Nov 2026

At a glance

The differences that matter most.

Gemini 3 Flash
Google
LongCat-2.5
Meituan
Core performance indexes
LLM Stats Score
36.4
#100
50.0
#20
Reasoning
37.2
#91
48.3
#21
Coding
22.2
#104
38.6
#27
Agents
17.4
#101
36.3
#23
Cost, coverage & limits
Benchmark wins
0 of 2
2 of 2
Input price
$0.50 / M
$0.30 / M
Output price
$3.00 / M
$1.20 / M
Context window
1,000,000
1,048,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

4 shared
Index
Gemini 3 Flash
LongCat-2.5
Math
37.3#36
37.2#37
Vision
25.7#67
32.5#29
Tool use
15.6#110
30.2#15
Multimodal
26.5#55
34.8#15
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

24 reported for Gemini 3 Flash · 23 for LongCat-2.5

2 shared

Gemini 3 Flash outperforms in 0 benchmarks, while LongCat-2.5 is better at 2 benchmarks (CharXiv-R, MCP Atlas).

LongCat-2.5 significantly outperforms across most benchmarks.

Wed Nov 04 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

LongCat-2.5 costs less

For input processing, Gemini 3 Flash ($0.50/1M tokens) is 1.7x more expensive than LongCat-2.5 ($0.30/1M tokens).

For output processing, Gemini 3 Flash ($3.00/1M tokens) is 2.5x more expensive than LongCat-2.5 ($1.20/1M tokens).

In conclusion, Gemini 3 Flash is more expensive than LongCat-2.5.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Wed Nov 04 2026 • llm-stats.com
Google
Gemini 3 Flash
Input tokens$0.50
Output tokens$3.00
Best providerGoogle
Meituan
LongCat-2.5
Input tokens$0.30
Output tokens$1.20
Best providerMeituan
Notice missing or incorrect data?

Context Window

Maximum input and output token capacity

LongCat-2.5 accepts 1,048,576 input tokens compared to Gemini 3 Flash's 1,000,000 tokens. LongCat-2.5 can generate longer responses up to 131,072 tokens, while Gemini 3 Flash is limited to 65,536 tokens.

Google
Gemini 3 Flash
Input1,000,000 tokens
Output65,536 tokens
Meituan
LongCat-2.5
Input1,048,576 tokens
Output131,072 tokens
Wed Nov 04 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Gemini 3 Flash and LongCat-2.5 support multimodal inputs.

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

Gemini 3 Flash

Text
Images
Audio
Video

LongCat-2.5

Text
Images
Audio
Video

Release Timeline

When each model was launched

Gemini 3 Flash was released on 2025-12-17, while LongCat-2.5 was released on 2026-11-01.

LongCat-2.5 is 11 months newer than Gemini 3 Flash.

Gemini 3 Flash

Dec 17, 2025

10 months ago

LongCat-2.5

Nov 1, 2026

3 days ago

10mo newer

Knowledge Cutoff

When training data ends

Gemini 3 Flash has a documented knowledge cutoff of 2025-01-31, while LongCat-2.5's cutoff date is not specified.

We can confirm Gemini 3 Flash's training data extends to 2025-01-31, but cannot make a direct comparison without LongCat-2.5's cutoff date.

Gemini 3 Flash

Jan 2025

LongCat-2.5

—

Provider Availability

Gemini 3 Flash is available from Google. LongCat-2.5 is available from Meituan.

Gemini 3 Flash

google logo
Google
Input Price:Input: $0.50/1MOutput Price:Output: $3.00/1M

LongCat-2.5

meituan logo
Meituan
Input Price:Input: $0.30/1MOutput Price:Output: $1.20/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Gemini 3 Flash and LongCat-2.5 side-by-side, then vote on the output you prefer.

Gemini 3 Flash
✓ Preferred
LongCat-2.5
Open in Playground

FAQ

Common questions about Gemini 3 Flash vs LongCat-2.5.

Which is better, Gemini 3 Flash or LongCat-2.5?

LongCat-2.5 leads the LLM Stats Score 50.0 to 36.4. Gemini 3 Flash is made by Google and LongCat-2.5 is made by Meituan. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemini 3 Flash compare to LongCat-2.5 in benchmarks?

Gemini 3 Flash scores Vending-Bench 2: 100.0%, AIME 2025: 99.7%, Global PIQA: 92.8%, MMMLU: 91.8%, GPQA: 90.4%. LongCat-2.5 scores MathVision: 96.5%, BrowseComp: 91.9%, CharXiv-R: 90.2%, Terminal-Bench 2.1: 88.4%, Video-MME: 85.2%.

Is Gemini 3 Flash cheaper than LongCat-2.5?

LongCat-2.5 is 1.7x cheaper for input tokens. Gemini 3 Flash costs $0.50/M input and $3.00/M output via google. LongCat-2.5 costs $0.30/M input and $1.20/M output via meituan.

What are the context window sizes for Gemini 3 Flash and LongCat-2.5?

Gemini 3 Flash supports 1.0M tokens and LongCat-2.5 supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 3 Flash and LongCat-2.5?

Key differences include LLM Stats Score (36.4 vs 50.0), context window (1.0M vs 1.0M), input pricing ($0.50 vs $0.30/M), licensing (Proprietary vs Unknown). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 3 Flash and LongCat-2.5?

Gemini 3 Flash is developed by Google and LongCat-2.5 is developed by Meituan.

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