LongCat-2.5-Preview
LongCat
LongCat-2.5-Preview by LongCat costs $0.30 per 1M input tokens and $1.20 per 1M output tokens, with a 1M-token context window.
Pricing
Input (per 1M tokens)
$0.30
Output (per 1M tokens)
$1.20
Cached input (per 1M)
$0.01
Specifications
- Provider
- LongCat
- Context window
- 1M tokens
- Parameters
- —
- Released
- Sep 2026
- Open weights
- No
- Frontier model
- No
Speed & latency
Time to first token
2.83s
Output speed
73 tok/s
Fastest host: meituan (via vercel-ai-gateway).
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FAQ
How much does LongCat-2.5-Preview cost?
LongCat-2.5-Preview is priced at $0.30 per 1M input tokens and $1.20 per 1M output tokens. Output tokens cost more than input.
What is LongCat-2.5-Preview's context window?
LongCat-2.5-Preview supports a context window of 1M tokens — the maximum prompt plus response length it can handle in a single request.
Is LongCat-2.5-Preview open weight?
No — LongCat-2.5-Preview is a closed/proprietary model accessed via API.
Data as of 2026-10-21. Source: models.dev (open). Pricing is per 1M tokens (USD); confirm with the provider before production use.