Add Codex MCP setup

README.md

@@ -164,7 +164,14 @@ changed code after edits.
 claude mcp add codeintel -- uvx --from "codeintel[mcp] @ git+https://github.com/vedevpatel/codeintel-150m" codeintel mcp .
 ```
 
-Setup for Codex and Cursor is in the [GitHub README](https://github.com/vedevpatel/codeintel-150m#use-with-coding-agents-mcp).
+```toml
+# Codex: ~/.codex/config.toml
+[mcp_servers.codeintel]
+command = "uvx"
+args = ["--from", "codeintel[mcp] @ git+https://github.com/vedevpatel/codeintel-150m", "codeintel", "mcp", "."]
+```
+
+Setup for Cursor is in the [GitHub README](https://github.com/vedevpatel/codeintel-150m#use-with-coding-agents-mcp).
 
 ## Training