diff --git a/CHANGELOG.md b/CHANGELOG.md
index 83a83f1..2e0b3d2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Change Log
 
+## [2.1.5]
+
+- Add support for prompt caching for new Claude model IDs on OpenRouter (e.g. `anthropic/claude-3.5-sonnet-20240620`)
+
 ## [2.1.4]
 
 - AWS Bedrock fixes (add missing regions, support for cross-region inference, and older Sonnet model for regions where new model is not available)
diff --git a/package.json b/package.json
index f00b52e..ed79817 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "claude-dev",
   "displayName": "Cline (prev. Claude Dev)",
   "description": "Autonomous coding agent right in your IDE, capable of creating/editing files, running commands, using the browser, and more with your permission every step of the way.",
-  "version": "2.1.4",
+  "version": "2.1.5",
   "icon": "assets/icons/icon.png",
   "galleryBanner": {
     "color": "#617A91",
diff --git a/src/api/providers/openrouter.ts b/src/api/providers/openrouter.ts
index 2227c3e..93bbaba 100644
--- a/src/api/providers/openrouter.ts
+++ b/src/api/providers/openrouter.ts
@@ -31,9 +31,19 @@ export class OpenRouterHandler implements ApiHandler {
 		]
 
 		// prompt caching: https://openrouter.ai/docs/prompt-caching
+		// this is specifically for claude models (some models may 'support prompt caching' automatically without this)
 		switch (this.getModel().id) {
+			case "anthropic/claude-3.5-sonnet":
 			case "anthropic/claude-3.5-sonnet:beta":
+			case "anthropic/claude-3.5-sonnet-20240620":
+			case "anthropic/claude-3.5-sonnet-20240620:beta":
+			case "anthropic/claude-3-5-haiku":
+			case "anthropic/claude-3-5-haiku:beta":
+			case "anthropic/claude-3-5-haiku-20241022":
+			case "anthropic/claude-3-5-haiku-20241022:beta":
+			case "anthropic/claude-3-haiku":
 			case "anthropic/claude-3-haiku:beta":
+			case "anthropic/claude-3-opus":
 			case "anthropic/claude-3-opus:beta":
 				openAiMessages[0] = {
 					role: "system",
@@ -76,6 +86,12 @@ export class OpenRouterHandler implements ApiHandler {
 		switch (this.getModel().id) {
 			case "anthropic/claude-3.5-sonnet":
 			case "anthropic/claude-3.5-sonnet:beta":
+			case "anthropic/claude-3.5-sonnet-20240620":
+			case "anthropic/claude-3.5-sonnet-20240620:beta":
+			case "anthropic/claude-3-5-haiku":
+			case "anthropic/claude-3-5-haiku:beta":
+			case "anthropic/claude-3-5-haiku-20241022":
+			case "anthropic/claude-3-5-haiku-20241022:beta":
 				maxTokens = 8_192
 				break
 		}