The AI arena is free today

Open Superagent

DeepSeek-V3 0324 vs LongCat-2.5

LongCat-2.5 leads the LLM Stats Score 50.0 to 12.8. DeepSeek-V3 0324 is 1.3x cheaper per token.

DeepSeek · Meituan · Updated for 2026

Which is better?

LongCat-2.5 leads the overall LLM Stats Score 50.0 to 12.8, ranking #20 overall.

On price, DeepSeek-V3 0324 is roughly 1.3x 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 DeepSeek-V3 0324

  • cost matters — it's about 1.3x cheaper per token
  • you need open weights you can self-host or fine-tune

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 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.

DeepSeek-V3 0324
DeepSeek
LongCat-2.5
Meituan
Core performance indexes
LLM Stats Score
12.8
#283
50.0
#20
Reasoning
13.1
#274
48.3
#21
Coding
3.9
#246
38.6
#27
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.24 / M
$0.30 / M
Output price
$0.90 / M
$1.20 / M
Context window
163,840
1,048,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
DeepSeek-V3 0324
LongCat-2.5
Math
15.7#229
37.2#37
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

5 reported for DeepSeek-V3 0324 · 23 for LongCat-2.5

No common benchmarks found

DeepSeek-V3 0324 and LongCat-2.5don'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

Pricing Analysis

Price comparison per million tokens

DeepSeek-V3 0324 costs less

For input processing, DeepSeek-V3 0324 ($0.24/1M tokens) is 1.3x cheaper than LongCat-2.5 ($0.30/1M tokens).

For output processing, DeepSeek-V3 0324 ($0.90/1M tokens) is 1.3x cheaper than LongCat-2.5 ($1.20/1M tokens).

In conclusion, LongCat-2.5 is more expensive than DeepSeek-V3 0324.*

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

Lowest available price from all providers
Tue Nov 03 2026 • llm-stats.com
DeepSeek
DeepSeek-V3 0324
Input tokens$0.24
Output tokens$0.90
Best providerDeepinfra
Meituan
LongCat-2.5
Input tokens$0.30
Output tokens$1.20
Best providerMeituan
Notice missing or incorrect data?

Model Size

Parameter count comparison

929.0B diff

LongCat-2.5 has 929.0B more parameters than DeepSeek-V3 0324, making it 138.5% larger.

DeepSeek
DeepSeek-V3 0324
671.0Bparameters
Meituan
LongCat-2.5
1.6Tparameters
671.0B
DeepSeek-V3 0324
1600.0B
LongCat-2.5

Context Window

Maximum input and output token capacity

LongCat-2.5 accepts 1,048,576 input tokens compared to DeepSeek-V3 0324's 163,840 tokens. DeepSeek-V3 0324 can generate longer responses up to 163,840 tokens, while LongCat-2.5 is limited to 131,072 tokens.

DeepSeek
DeepSeek-V3 0324
Input163,840 tokens
Output163,840 tokens
Meituan
LongCat-2.5
Input1,048,576 tokens
Output131,072 tokens
Tue Nov 03 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

LongCat-2.5 supports multimodal inputs, whereas DeepSeek-V3 0324 does not.

LongCat-2.5 can handle both text and other forms of data like images, making it suitable for multimodal applications.

DeepSeek-V3 0324

Text
Images
Audio
Video

LongCat-2.5

Text
Images
Audio
Video

Release Timeline

When each model was launched

DeepSeek-V3 0324 was released on 2025-03-25, while LongCat-2.5 was released on 2026-11-01.

LongCat-2.5 is 20 months newer than DeepSeek-V3 0324.

DeepSeek-V3 0324

Mar 25, 2025

1.6 years ago

LongCat-2.5

Nov 1, 2026

0 days ago

1.6yr 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

Provider Availability

DeepSeek-V3 0324 is available from DeepInfra, Novita. LongCat-2.5 is available from Meituan.

DeepSeek-V3 0324

deepinfra logo
Deepinfra
Input Price:Input: $0.24/1MOutput Price:Output: $0.90/1M
novita logo
Novita
Input Price:Input: $0.28/1MOutput Price:Output: $1.14/1M

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 DeepSeek-V3 0324 and LongCat-2.5 side-by-side, then vote on the output you prefer.

DeepSeek-V3 0324
✓ Preferred
LongCat-2.5
Open in Playground

FAQ

Common questions about DeepSeek-V3 0324 vs LongCat-2.5.

Which is better, DeepSeek-V3 0324 or LongCat-2.5?

LongCat-2.5 leads the LLM Stats Score 50.0 to 12.8. DeepSeek-V3 0324 is made by DeepSeek 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 DeepSeek-V3 0324 compare to LongCat-2.5 in benchmarks?

DeepSeek-V3 0324 scores MATH-500: 94.0%, MMLU-Pro: 81.2%, GPQA: 68.4%, AIME 2024: 59.4%, LiveCodeBench: 49.2%. 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 DeepSeek-V3 0324 cheaper than LongCat-2.5?

DeepSeek-V3 0324 is 1.3x cheaper for input tokens. DeepSeek-V3 0324 costs $0.24/M input and $0.90/M output via deepinfra. LongCat-2.5 costs $0.30/M input and $1.20/M output via meituan.

What are the context window sizes for DeepSeek-V3 0324 and LongCat-2.5?

DeepSeek-V3 0324 supports 164K 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 DeepSeek-V3 0324 and LongCat-2.5?

Key differences include LLM Stats Score (12.8 vs 50.0), context window (164K vs 1.0M), input pricing ($0.24 vs $0.30/M), multimodal support (no vs yes), licensing (MIT + Model License (Commercial use allowed) vs Unknown). See the full comparison above for benchmark-by-benchmark results.

Who makes DeepSeek-V3 0324 and LongCat-2.5?

DeepSeek-V3 0324 is developed by DeepSeek and LongCat-2.5 is developed by Meituan.

Related comparisons