diff --git a/README.md b/README.md
index 8a2aad7ec6c22d94a463dea06b0ca007f071f19e..113fad0670cef07026ab528bf3aefe958e2a30a0 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,8 @@ Transform stdin with an LLM. Pipe text in, get transformed text out.
 
 ## tl;dr
 
+Mostly made to simplify [Voxtype's post-processing step](https://github.com/peteonrails/voxtype/blob/main/docs/USER_MANUAL.md#post-processing-with-llms), so I've only tried it with voice transcriptions. Happy to accept patches tuning the fairly minimal current prompts.
+
 ```bash
 # Fix typos and grammar
 echo "teh quikc brown fox" | garble --directions "fix typos"