Xing4.0-29B-A4B
AvailableXing4.0-29B-A4B is China Telecom AI (TeleAI)'s open-weights agentic large language model, released 2026-09-22 under Apache 2.0 via the XingChen-AGI GitHub/Hugging Face handle. A Mixture-of-Experts model with 29B total parameters and ~4B active per token (40 layers, hidden size 3584) that deploys on a single GPU in ~15 GB. Purpose-built for the agentic era: multi-step planning, tool/function calling, long-document analysis and code, with an enable_thinking switch for extended reasoning. Natively supports 256K context, extensible to 512K. Reports SWE-bench Verified 75.0, top of its parameter class, and is deployed in China Telecom's customer-service platform. Trained end-to-end on the Ascend NPU platform with the MindSpore framework.
Specifications
- License
- Open source · Apache 2.0
- Weights
- Downloadable
- Architecture
- Mixture-of-Experts
- Parameters
- 29B · 4B active
- Context window
- 262K tokens
- Max output
- —
- Knowledge cutoff
- —
- Price (in / out, $/M)
- —
- Modalities
- TextCode
Benchmarks
No benchmark scores recorded yet. Spotted some? Submit a correction.
Vendor-reported figures are claims until independently verified. See methodology.