Hunyuan-T1 API
About
Build advanced reasoning agents with Hunyuan-T1, 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 Hunyuan-T1 via the Tencent Coding Plan (China) API with up to 16K output tokens.
Capabilities
Input Modalities
text
Output Modalities
text
Reasoning
Yes
Structured Output
No
Tool Use
Yes
WeightsClosed
Limits
Context Window
131K
Tokens
Input Limit
131K
Tokens
Max Output
16K
Tokens
Pricing
Standard (per 1M tokens)
Input
Free
Output
Free
Caching (per 1M tokens)
Read
Free
Write
Free
Frequently Asked Questions
Hunyuan-T1 by Tencent Coding Plan (China) costs Free per 1M input tokens and Free per 1M output tokens. Cached reads cost Free per 1M tokens. Cache writes cost Free per 1M tokens.
Model Details
ID
hunyuan-t1
Provider
Tencent Coding Plan (China)Family
hunyuan
Release Date
Mar 8, 2026
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
TENCENT_CODING_PLAN_API_KEY
API Base URL
https://api.lkeap.cloud.tencent.com/coding/v3