# Z.ai claims 1 trillion web pages crawled

> Z.ai reports pipeline processed 1 trillion web pages for GLM-5.5 model.
- Title: Z.ai claims 1 trillion web pages crawled · RuntimeWire
- Summary: Z.ai reports pipeline processed 1 trillion web pages for GLM-5.5 model. Z.ai claims its GLM-5.5 model pipeline crawled 1 trillion web pages.
- Keywords: z ai, glm 5.5, web pages crawled, pretraining data, tsinghua university, bebu, RuntimeWire
- Source: RuntimeWire — https://runtimewire.com/article/reported-glm-55-pipeline-1-trillion-web-pages-zai
- Author: RuntimeWire
- Published: 2026-11-05T17:39:46.314+00:00
- Read time: 1 min
- Topics: z ai, glm 5.5, web pages crawled, pretraining data, tsinghua university, bebu, technology, ai
## Z.ai pipeline claims
Z.ai reports its GLM-5.5 model pipeline crawled 1 trillion web pages.
## Source: X post
Jie Tang, a Tsinghua University professor and Z.ai co-founder, described the pipeline during an X lecture on November 4th.
## Model sizes reported
The pipeline reportedly uses internal data engines with model sizes of 32B, 122B and 256B.
## Key takeaway

Z.ai claims its GLM-5.5 model pipeline crawled 1 trillion web pages.