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Vercel AI Gateway

LongCat Flash Thinking 2601 API

Vercel AI Gateway
About

Build advanced reasoning agents with LongCat Flash Thinking 2601, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers available completely free of charge. Access LongCat Flash Thinking 2601 via the Vercel AI Gateway API with up to 33K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
Yes
Structured Output
No
Tool Use
No
WeightsClosed
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
33K

Tokens

Input Limit
33K

Tokens

Max Output
33K

Tokens

Pricing

Standard (per 1M tokens)

Input
Free
Output
Free
Frequently Asked Questions

LongCat Flash Thinking 2601 by Vercel AI Gateway costs Free per 1M input tokens and Free per 1M output tokens.

Model Details
ID
meituan/longcat-flash-thinking-2601
Provider
Vercel AI Gateway
Family
longcat
Release Date
Mar 13, 2026
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/gateway
Environment Variables
AI_GATEWAY_API_KEY
Documentation