Model Comparison

Claude 3 Haiku vs LongCat-Flash-Thinking

LongCat-Flash-Thinking significantly outperforms across most benchmarks. Claude 3 Haiku is 1.0x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Claude 3 Haiku outperforms in 0 benchmarks, while LongCat-Flash-Thinking is better at 1 benchmark (GPQA).

LongCat-Flash-Thinking significantly outperforms across most benchmarks.

Sat Apr 18 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Claude 3 Haiku costs less

For input processing, Claude 3 Haiku ($0.25/1M tokens) is 1.2x cheaper than LongCat-Flash-Thinking ($0.30/1M tokens).

For output processing, Claude 3 Haiku ($1.25/1M tokens) is 1.0x more expensive than LongCat-Flash-Thinking ($1.20/1M tokens).

In conclusion, LongCat-Flash-Thinking is more expensive than Claude 3 Haiku.*

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

Lowest available price from all providers
Sat Apr 18 2026 • llm-stats.com
Anthropic
Claude 3 Haiku
Input tokens$0.25
Output tokens$1.25
Best providerAnthropic
Meituan
LongCat-Flash-Thinking
Input tokens$0.30
Output tokens$1.20
Best providerMeituan
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Claude 3 Haiku accepts 200,000 input tokens compared to LongCat-Flash-Thinking's 128,000 tokens. Claude 3 Haiku can generate longer responses up to 200,000 tokens, while LongCat-Flash-Thinking is limited to 128,000 tokens.

Anthropic
Claude 3 Haiku
Input200,000 tokens
Output200,000 tokens
Meituan
LongCat-Flash-Thinking
Input128,000 tokens
Output128,000 tokens
Sat Apr 18 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Claude 3 Haiku supports multimodal inputs, whereas LongCat-Flash-Thinking does not.

Claude 3 Haiku can handle both text and other forms of data like images, making it suitable for multimodal applications.

Claude 3 Haiku

Text
Images
Audio
Video

LongCat-Flash-Thinking

Text
Images
Audio
Video

License

Usage and distribution terms

Claude 3 Haiku is licensed under a proprietary license, while LongCat-Flash-Thinking uses MIT.

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

Claude 3 Haiku

Proprietary

Closed source

LongCat-Flash-Thinking

MIT

Open weights

Release Timeline

When each model was launched

Claude 3 Haiku was released on 2024-03-13, while LongCat-Flash-Thinking was released on 2025-09-22.

LongCat-Flash-Thinking is 19 months newer than Claude 3 Haiku.

Claude 3 Haiku

Mar 13, 2024

2.1 years ago

LongCat-Flash-Thinking

Sep 22, 2025

6 months ago

1.5yr 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

Claude 3 Haiku is available from Anthropic, Bedrock, Google. LongCat-Flash-Thinking is available from Meituan.

Claude 3 Haiku

anthropic logo
Anthropic
Input Price:Input: $0.25/1MOutput Price:Output: $1.25/1M
bedrock logo
AWS Bedrock
Input Price:Input: $0.25/1MOutput Price:Output: $1.25/1M
google logo
Google
Input Price:Input: $0.25/1MOutput Price:Output: $1.25/1M

LongCat-Flash-Thinking

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?Start an Issue discussion→

Key Takeaways

Anthropic
Larger context window (200,000 tokens)
Supports multimodal inputs
Less expensive input tokens
Meituan
Less expensive output tokens
Has open weights
Higher GPQA score (81.5% vs 33.3%)

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude 3 Haiku
Meituan
LongCat-Flash-Thinking

FAQ

Common questions about Claude 3 Haiku vs LongCat-Flash-Thinking

LongCat-Flash-Thinking significantly outperforms across most benchmarks. Claude 3 Haiku is made by Anthropic and LongCat-Flash-Thinking is made by Meituan. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Claude 3 Haiku scores ARC-C: 89.2%, GSM8k: 88.9%, HellaSwag: 85.9%, DROP: 78.4%, HumanEval: 75.9%. LongCat-Flash-Thinking scores MATH-500: 99.2%, ZebraLogic: 95.5%, AIME 2024: 93.3%, AIME 2025: 90.6%, MMLU-Redux: 89.3%.
Claude 3 Haiku is 1.2x cheaper for input tokens. Claude 3 Haiku costs $0.25/M input and $1.25/M output via anthropic. LongCat-Flash-Thinking costs $0.30/M input and $1.20/M output via meituan.
Claude 3 Haiku supports 200K tokens and LongCat-Flash-Thinking supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (200K vs 128K), input pricing ($0.25 vs $0.30/M), multimodal support (yes vs no), licensing (Proprietary vs MIT). See the full comparison above for benchmark-by-benchmark results.
Claude 3 Haiku is developed by Anthropic and LongCat-Flash-Thinking is developed by Meituan.