From 1f736ed6938e6ae734a37d24a3d2b22033a32341 Mon Sep 17 00:00:00 2001
From: Umesh Yadav <23421535+imumesh18@users.noreply.github.com>
Date: Thu, 19 Jun 2025 20:07:58 +0530
Subject: [PATCH] copilot: Remove PromptTokensDetails from Usage struct
 (#33029)

Closes #33024

Release Notes:

- Removed `PromptTokensDetails` from `Usage` as Gemini no longer
supplies cached token data for copilot.
---
 crates/copilot/src/copilot_chat.rs | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/crates/copilot/src/copilot_chat.rs b/crates/copilot/src/copilot_chat.rs
index 54b8217596..19cff56c91 100644
--- a/crates/copilot/src/copilot_chat.rs
+++ b/crates/copilot/src/copilot_chat.rs
@@ -318,15 +318,9 @@ pub struct ResponseEvent {
 pub struct Usage {
     pub completion_tokens: u64,
     pub prompt_tokens: u64,
-    pub prompt_tokens_details: PromptTokensDetails,
     pub total_tokens: u64,
 }
 
-#[derive(Deserialize, Debug)]
-pub struct PromptTokensDetails {
-    pub cached_tokens: u64,
-}
-
 #[derive(Debug, Deserialize)]
 pub struct ResponseChoice {
     pub index: usize,