Update readme

README.md

@@ -18,4 +18,16 @@ base_model:
 pipeline_tag: automatic-speech-recognition
 tags:
 - streaming
----
+---
+
+# Causal Whisper
+
+causal-whisper is an openai-whisper based streaming model.
+Available on 5 differenet chunk sizes for the **english transcription**:
+1. 1000[msec] (small, large-v2).
+1. 300[msec] (base, small, large-v2).
+1. 200[msec] (base, small, large-v2).
+1. 100[msec] (base, small, large-v2).
+1. 40[msec] (base, small, large-v2).
+
+A large-v2 model is available for french, portuguese, spanish and german with a chunk size of 300[msec].