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Qiniu

X-Ai/Grok-4-Fast-Non-Reasoning API

Qiniu
About

Build advanced reasoning agents with X-Ai/Grok-4-Fast-Non-Reasoning, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers available completely free of charge, native tool calling support. Access X-Ai/Grok-4-Fast-Non-Reasoning via the Qiniu API with up to 2.0M output tokens.

Capabilities

Input Modalities

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Output Modalities

text
Reasoning
Yes
Structured Output
No
Tool Use
Yes
WeightsClosed
Temperature
Adjustable
Attachment
Supported
Limits
Context Window
2.0M

Tokens

Input Limit
2.0M

Tokens

Max Output
2.0M

Tokens

Pricing

Standard (per 1M tokens)

Input
Free
Output
Free
Frequently Asked Questions

X-Ai/Grok-4-Fast-Non-Reasoning by Qiniu costs Free per 1M input tokens and Free per 1M output tokens.

Model Details
ID
x-ai/grok-4-fast-non-reasoning
Provider
Qiniu
Family
Release Date
Dec 18, 2025
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
QINIU_API_KEY
API Base URL
https://api.qnaigc.com/v1
Documentation