LongCat Models by Meituan
Meituan releases · 2 in the last 12 monthsChangelog →
2 models2026Up to 1M ctxFrom $0.300/1M input
Last refreshed 2026-11-09. Next refresh: weekly.
Capabilities
Vision1 of 2 models
Multimodal1 of 2 models
ReasoningAll models
JSON / Tool useAll models
About
LongCat is Meituan's large language model family. LongCat-2.0 is a large-scale MoE language model with 1.6T total parameters, roughly 48B activated parameters per token, native 1M context support, MIT-licensed weights on Hugging Face, and public API access through the LongCat API Platform.
Decision facts
- Best fit
- codingvision and multimodal workreasoning
- Capability starting point
- LongCat-2.5 with reasoning, JSON / Tool use, and multimodal inputs
- Lowest tracked input
- LongCat-2.0 · $0.300/1M · OpenRouter
- Closest related family
- 360Zhinao
Current Variants
Use-when guidance is based on each model's tracked capabilities, context window, release date, and replacement status.
2 in view
LongCat-2.5Current
Use when the workload needs reasoning, JSON / Tool use, and multimodal inputs.
2026-11reasoningJSON / Tool usemultimodal inputs
LongCat-2.0Current
Use when the workload needs coding, 1M context, and reasoning.
2026-06coding1M contextreasoning
| Model | Use when | Released | Signals | Status |
|---|---|---|---|---|
| LongCat-2.5 | Use when the workload needs reasoning, JSON / Tool use, and multimodal inputs. | 2026-11 | reasoningJSON / Tool usemultimodal inputs | Current |
| LongCat-2.0 | Use when the workload needs coding, 1M context, and reasoning. | 2026-06 | coding1M contextreasoning | Current |
Release Timeline
2 release groups2026-11
1 current
LongCat-2.5
CurrentreasoningJSON / Tool usemultimodal inputs
2026-06
1 current
LongCat-2.0
Currentcoding1M contextreasoning
Specifications(2 models)
| Model | Released | Context | Parameters | Vision | Multimodal | Reasoning | JSON / Tool use |
|---|---|---|---|---|---|---|---|
| LongCat-2.5 | 2026-11 | — | 1.6T (48B active) | Yes | Yes | Yes | Yes |
| LongCat-2.0 | 2026-06 | 1M | 1.6T total; ~48B active | No | No | Yes | Yes |
Available From(3 providers)
Pricing
| Model | Provider | Input / 1M | Output / 1M | Type |
|---|---|---|---|---|
| LongCat-2.0 | OpenRouter | $0.3 | $1.2 | Serverless |
| LongCat-2.0 | LongCat API Platform | $0.75 | $2.95 | Serverless |