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Hy4 Preview

by Tencent Hunyuan · Language Models

Context 1049K tokensReasoning / thinking

Overview

Tencent Hunyuan Hy4 Preview is an open-source hybrid-reasoning MoE model for coding, agentic tasks, tool use, and long-context workloads.

Context window1049K tokens
Max output131K tokens
Input → Outputtext → text
CapabilitiesReasoning / thinking

Pricing

$1.08 in · $3.2388 out / 1M

UsageRate (USD)Unit
Input tokens$1.08per 1M tokens
Cached input (cache hit)$0.05per 1M tokens
Output tokens$3.24per 1M tokens

TuneRouter live platform pricing · currency: USD · pre-deduction settled by actual usage

Call it in 30 seconds

OpenAI-compatible · base URL https://api.tunerouter.com/v1/

POST/chat/completions
curl https://api.tunerouter.com/v1/chat/completions \
  -H "Authorization: Bearer $TUNEROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "hy4-preview", "messages": [{"role": "user", "content": "Hello!"}]}'

Model ID: hy4-preview · works with OpenAI SDKs — just point base_url at api.tunerouter.com

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