diff --git a/src/SUMMARY.md b/src/SUMMARY.md
index dc20082..8cf4de4 100644
--- a/src/SUMMARY.md
+++ b/src/SUMMARY.md
@@ -78,6 +78,7 @@
 - [filesystem](./fs/README.md)
   - [gfs](./fs/gfs.md)
   - [polarfs](./fs/polarfs.md)
+- [llm](./llm/README.md)
 - [storage](./storage/README.md)
   - [kv store](./storage/kv/README.md)
     - [dynamo](./storage/kv/dynamo.md)
diff --git a/src/assets/pdfs/llm_survey_2303.18223.pdf b/src/assets/pdfs/llm_survey_2303.18223.pdf
new file mode 100644
index 0000000..f5f7e9d
Binary files /dev/null and b/src/assets/pdfs/llm_survey_2303.18223.pdf differ
diff --git a/src/llm/README.md b/src/llm/README.md
new file mode 100644
index 0000000..b1faaa7
--- /dev/null
+++ b/src/llm/README.md
@@ -0,0 +1,3 @@
+## Large Language Models
+
+- **[A Survey of Large Language Models](https://arxiv.org/abs/2303.18223)** · [github](https://github.com/RUCAIBox/LLMSurvey) · [pdf](/assets/pdfs/llm_survey_2303.18223.pdf)