LongCat 2.0
LongCat 2.0Ranking?
Alternatives?
CheaperMiMo v2.6 ProthinkingOpen×2.4-9%$0.13Pass back reasoning_content+3
BetterGPT-6 Lunalow+13%-97%$0.005Function calling only with none · Chat Completions+3CheaperGPT-6.1 Sollow×2.2-11%$0.13Remove unsupported parameters+5
CheaperClaude Haiku 5.5xhigh×2.2-15%$0.12Remove sampling parameters+5CheaperMiMo v2.6 FlashthinkingOpen+98%-57%$0.062Pass back reasoning_content+3MiMo v2.6 ProthinkingOpen×2.4-9%$0.13Pass back reasoning_content+3GPT-6.1 Sollow×2.2-11%$0.13Remove unsupported parameters+5Claude Haiku 5.5xhigh×2.2-15%$0.12Remove sampling parameters+5GPT-6 Lunamax+99%-54%$0.068Function calling only with none · Chat Completions+3MiMo v2.6 FlashthinkingOpen+98%-57%$0.062Pass back reasoning_content+3GPT-6 Lunalow+13%-97%$0.005Function calling only with none · Chat Completions+3GPT-5.6 Lunamedium+31%-89%$0.016MiMo v2.5thinkingOpen+14%-87%$0.019Claude Haiku 5.5low+54%-83%$0.024Remove sampling parameters+5MiMo v2.5 ProthinkingOpen+36%-63%$0.054MiMo v2.6 ProthinkingOpen×2.4-9%$0.13Pass back reasoning_content+3
DeepSeek V4.1 Flash 1017maxOpen×2.4+79%$0.26Pass back reasoning_content · Chat Completions+4
GLM 5.3maxOpen×2.3+1,271%$2.01Reasoning cannot be disabled+3
Step 5 PreviewthinkingOpen×2.3+602%$1.03web_search not available · Chat Completions+2
Kimi K3maxOpen×2.3+1,268%$2.00Memory (4-bit): 1,065 GB → 1,668 GB+4Run it yourself
estimateBenchmarks
all categoriesFAQ
How much does LongCat 2.0 cost?›
$0.75 per 1M input tokens and $2.95 per 1M output tokens (cheapest host: SiliconFlow). A typical benchmark task costs about $0.15 at default effort.
Is LongCat 2.0 free to use?›
There is no free API; the cheapest paid price is $0.75 per 1M input tokens. The weights are open, so you can run it yourself.
How good is LongCat 2.0, and what is it best at?›
#68 of 334 in Chat & Knowledge, #75 of 132 in Coding, #87 of 133 in Agents & Tool Use, #76 of 133 in Vision & Documents. Strongest at: Reasoning.
Is LongCat 2.0 better than Qwen 3.5 35B A3B?›
On AA Intelligence Index 4.3.2, LongCat 2.0 scores 19.1 vs 19.3 — about the same.
How can I use LongCat 2.0?›
Through the API of SiliconFlow.
What is the context window of LongCat 2.0?›
1M tokens, with up to 262K output tokens.
When was LongCat 2.0 released? Is there a newer version?›
Released 2026-06-29. It is the current version in its line.
Is LongCat 2.0 open source?›
Yes, the weights are open (MIT licence).
Can I run LongCat 2.0 locally?›
The weights are open and can be self-hosted; hardware needs are not confirmed yet.
Can LongCat 2.0 read images?›
No, it accepts text only.
What is LongCat 2.0?›
LongCat 2.0 is an open-weights language model from Meituan, released Jun 2026.
What are the best alternatives to LongCat 2.0?›
MiMo v2.6 Pro (cheaper), GPT-6 Luna (better).