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Tencent: Hy4NEW
The official release of Hy4 delivers comprehensive and substantial improvements over Hy4 Preview, with particularly strong gains in agentic capabilities and performance across a wide range of long-horizon, real-world productivity...
Playground
Run this model with a pre-filled form — the same billed path as the API.
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This demo page does not include the full memory features of the client. For the complete experience, please use the client or the CLI.
Rate card
| input | 104.24999999999999 credits 1M tokens |
| output | 312.625 credits 1M tokens |
Flat price per run — it does not change with duration.
Quick start
POST/v1/jobs/createTask
curl -X POST https://modelfold.ai/v1/jobs/createTask \
-H "Authorization: Bearer $MODELFOLD_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"hy4","input":{"prompt":"..."}}'