Hy3 preview

Open weights Deprecated Text LLM MoE hy3-preview

Open-weight 295B MoE (21B active) preview of Hy3 with fast and slow thinking, 256K context.

Released
Apr 23, 2026
Context window
262K tokens
Max output
Not disclosed
Parameters
295B 21B active
Input price
$0.18 per 1M
Output price
$0.59 per 1M

Prices are first-party list prices in USD at the standard tier. Last verified Oct 30, 2026.

Pricing

Launch priceApr 23, 2026
$0.18 in / $0.59 out
Current price since Apr 23, 2026
$0.18 in / $0.59 out
Cached input $0.06 per 1M

Specifications

Developer
Tencent
Model type
Text LLM
Architecture
MoE
Parameters
295B (21B active)
Input
Text
Output
Text
Knowledge cutoff
Not disclosed
License
Custom open license
API access
First-party API
Capabilities
Agentic Coding Long context Reasoning