Merge pull request #281 from Opencode-DCP/docs/add-cache-hit-rate-stats

docs: add cache hit rate statistics to README

Author: Tarquinen

README.md

@@ -19,8 +19,6 @@ Add to your OpenCode config:
 
 Using `@latest` ensures you always get the newest version automatically when OpenCode starts.
 
-> **Note:** If you use OAuth plugins (e.g., for Google or other services), place this plugin last in your `plugin` array to avoid interfering with their authentication flows.
-
 Restart OpenCode. The plugin will automatically start optimizing your sessions.
 
 ## How Pruning Works
@@ -49,6 +47,8 @@ LLM providers like Anthropic and OpenAI cache prompts based on exact prefix matc
 
 **Trade-off:** You lose some cache read benefits but gain larger token savings from reduced context size and performance improvements through reduced context poisoning. In most cases, the token savings outweigh the cache miss cost—especially in long sessions where context bloat becomes significant.
 
+> **Note:** In testing, cache hit rates were approximately 65% with DCP enabled vs 85% without.
+
 **Best use case:** Providers that count usage in requests, such as Github Copilot and Google Antigravity have no negative price impact.
 
 ## Configuration