Model comparison
LongCat 2.0 vs o3
Capability radar, value bars, and side-by-side posture.
LongCat 2.0
Not scored
value score
o3
93
value score
LongCat 2.0 ctx
—
o3 ctx
200K
Capability radar
Value · context · multimodal · openness · speed posture
Value head-to-head
- o393
Attribute tape
| Field | LongCat 2.0 | o3 |
|---|---|---|
| Developer | meituan | OpenAI |
| Context | — | 200K |
| Modalities | Text, Code | |
| Openness | — | Proprietary Model |
| Speed | — | — |
| Price | — | $10/1M in · $40/1M out |
| Value score | — | 93 |
| Summary | LongCat 2.0 is Meituan's open-weight mixture-of-experts large language model with approximately 1.6 trillion total parameters and 48 billion active parameters per token, optimized for long-context reasoning, coding, and agentic tool-use workflows. It is available via chat demo and an API platform, and was open-sourced by Meituan in June 2026. | OpenAI reasoning model focused on hard problems. |