# OpenRouter lists TeleAI’s free Xing4.0 29B A4B model

> The open-weight model has 29 billion total parameters, with 4 billion active per token, and a listed context length of 262,144 tokens.

Oossa · 2026-10-16 · https://oossa.com/en/openrouter-lists-teleai-s-free-xing4-0-29b-a4b-model

OpenRouter lists Xing4.0-29B-A4B, an open-weight language model from China Telecom’s AI team, TeleAI, as free to use through its API. The listing describes it as the successor to the TeleChat series.

The model has 29 billion total parameters, with 4 billion active for each token, and a context length of 262,144 tokens. The page does not specify usage limits or other access conditions.

## The facts

- Developer: China Telecom’s AI team, TeleAI.
- Model details: 29B total parameters, 4B active per token, 262,144-token context.

## Why it matters

Developers can try a model listed as free on OpenRouter, but the page does not say whether usage limits or other conditions apply.

## Sources & references

1. [New on OpenRouter: XingChen: Xing4.0 29B A4B (free)](https://openrouter.ai/xingchen-agi/xing4.0-29b-a4b:free) – OpenRouter API, 2026-10-16

Last updated: 2026-10-16