diff --git a/README.md b/README.md
index a628aa5..d4f9249 100644
--- a/README.md
+++ b/README.md
@@ -382,6 +382,7 @@ A curated list of insanely awesome libraries, packages and resources for Quants
 - [yfi](https://github.com/nickelkr/yfi) - `Python` - Yahoo! YQL library.
 - [chinesestockapi](https://pypi.org/project/chinesestockapi/) - `Python` - Python API to get Chinese stock price. (Last updated: 2015-03-21).
 - [exchange](https://github.com/akarat/exchange) - `Python` - Get current exchange rate.
+- [Chart Library](https://github.com/grahammccain/chart-library-mcp) - `Python` - Historical chart pattern similarity search API. 24M+ pre-computed embeddings across 15K+ symbols and 10 years of data using pgvector. Returns forward returns, regime analysis, and pattern detection. Also available as MCP server. [Website](https://chartlibrary.io)
 - [ticks](https://github.com/jamescnowell/ticks) - `Python` - Simple command line tool to get stock ticker data.
 - [pybbg](https://github.com/bpsmith/pybbg) - `Python` - Python interface to Bloomberg COM APIs.
 - [ccy](https://github.com/lsbardel/ccy) - `Python` - Python module for currencies.