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GPT-4o mini vs LongCat-2.5

LongCat-2.5 leads the LLM Stats Score 50.0 to 3.1. GPT-4o mini is 2.0x cheaper per token.

OpenAI · Meituan · Updated for 2026

Which is better?

LongCat-2.5 leads the overall LLM Stats Score 50.0 to 3.1, ranking #20 overall.

On price, GPT-4o mini is roughly 2.0x 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 GPT-4o mini

  • cost matters — it's about 2.0x cheaper per token

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.

GPT-4o mini
OpenAI
LongCat-2.5
Meituan
Core performance indexes
LLM Stats Score
3.1
#348
50.0
#20
Reasoning
3.5
#337
48.3
#21
Coding
-0.9
#280
38.6
#27
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.15 / M
$0.30 / M
Output price
$0.60 / M
$1.20 / M
Context window
128,000
1,048,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

3 shared
Index
GPT-4o mini
LongCat-2.5
Math
11.3#261
37.2#37
Vision
-0.5#215
32.5#29
Multimodal
2.2#171
34.8#15
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

9 reported for GPT-4o mini · 23 for LongCat-2.5

No common benchmarks found

GPT-4o mini 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

GPT-4o mini costs less

For input processing, GPT-4o mini ($0.15/1M tokens) is 2.0x cheaper than LongCat-2.5 ($0.30/1M tokens).

For output processing, GPT-4o mini ($0.60/1M tokens) is 2.0x cheaper than LongCat-2.5 ($1.20/1M tokens).

In conclusion, LongCat-2.5 is more expensive than GPT-4o mini.*

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

Lowest available price from all providers
Tue Nov 03 2026 • llm-stats.com
OpenAI
GPT-4o mini
Input tokens$0.15
Output tokens$0.60
Best providerAzure
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 GPT-4o mini's 128,000 tokens. LongCat-2.5 can generate longer responses up to 131,072 tokens, while GPT-4o mini is limited to 16,384 tokens.

OpenAI
GPT-4o mini
Input128,000 tokens
Output16,384 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

Both GPT-4o mini and LongCat-2.5 support multimodal inputs.

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

GPT-4o mini

Text
Images
Audio
Video

LongCat-2.5

Text
Images
Audio
Video

Release Timeline

When each model was launched

GPT-4o mini was released on 2024-07-18, while LongCat-2.5 was released on 2026-11-01.

LongCat-2.5 is 28 months newer than GPT-4o mini.

GPT-4o mini

Jul 18, 2024

2.3 years ago

LongCat-2.5

Nov 1, 2026

1 days ago

2.3yr newer

Knowledge Cutoff

When training data ends

GPT-4o mini has a documented knowledge cutoff of 2023-10-01, while LongCat-2.5's cutoff date is not specified.

We can confirm GPT-4o mini's training data extends to 2023-10-01, but cannot make a direct comparison without LongCat-2.5's cutoff date.

GPT-4o mini

Oct 2023

LongCat-2.5

—

Provider Availability

GPT-4o mini is available from Azure. LongCat-2.5 is available from Meituan.

GPT-4o mini

azure logo
Azure
Input Price:Input: $0.15/1MOutput Price:Output: $0.60/1M

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 GPT-4o mini and LongCat-2.5 side-by-side, then vote on the output you prefer.

GPT-4o mini
✓ Preferred
LongCat-2.5
Open in Playground

FAQ

Common questions about GPT-4o mini vs LongCat-2.5.

Which is better, GPT-4o mini or LongCat-2.5?

LongCat-2.5 leads the LLM Stats Score 50.0 to 3.1. GPT-4o mini is made by OpenAI 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 GPT-4o mini compare to LongCat-2.5 in benchmarks?

GPT-4o mini scores HumanEval: 87.2%, MGSM: 87.0%, MMLU: 82.0%, DROP: 79.7%, MATH: 70.2%. 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 GPT-4o mini cheaper than LongCat-2.5?

GPT-4o mini is 2.0x cheaper for input tokens. GPT-4o mini costs $0.15/M input and $0.60/M output via azure. LongCat-2.5 costs $0.30/M input and $1.20/M output via meituan.

What are the context window sizes for GPT-4o mini and LongCat-2.5?

GPT-4o mini supports 128K 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 GPT-4o mini and LongCat-2.5?

Key differences include LLM Stats Score (3.1 vs 50.0), context window (128K vs 1.0M), input pricing ($0.15 vs $0.30/M), licensing (Proprietary vs Unknown). See the full comparison above for benchmark-by-benchmark results.

Who makes GPT-4o mini and LongCat-2.5?

GPT-4o mini is developed by OpenAI and LongCat-2.5 is developed by Meituan.

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