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ZenMux

Hy3 preview API

ZenMux
About

Build advanced reasoning agents with Hy3 preview, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.17/1M input and $0.57/1M output tokens, native tool calling support, open weights architecture. Access Hy3 preview via the ZenMux API with up to 64K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
Yes
Structured Output
No
Tool Use
Yes
WeightsOpen
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
256K

Tokens

Input Limit
256K

Tokens

Max Output
64K

Tokens

Pricing

Standard (per 1M tokens)

Input
$0.17
Output
$0.57

Caching (per 1M tokens)

Read
$0.06
Write
Free
Frequently Asked Questions

Hy3 preview by ZenMux costs $0.17 per 1M input tokens and $0.57 per 1M output tokens. Cached reads cost $0.06 per 1M tokens. Cache writes cost Free per 1M tokens.

Model Details
ID
tencent/hy3-preview
Provider
ZenMux
Family
Hy
Release Date
Apr 20, 2026
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
ZENMUX_API_KEY
API Base URL
https://zenmux.ai/api/v1
Documentation