fix: update cache pricing for 1M context tier

- Cache write price: .50/MTok for >200K context (was .75)
- Cache read price: /bin/sh.60/MTok for >200K context (was /bin/sh.30)
- Updated both AnthropicHandler and useSelectedModel to apply tier cache pricing

Author: daniel-lxs

packages/types/src/providers/anthropic.ts

@@ -23,8 +23,8 @@ export const anthropicModels = {
 				contextWindow: 1_000_000, // 1M tokens with beta flag
 				inputPrice: 6.0, // $6 per million input tokens (>200K context)
 				outputPrice: 22.5, // $22.50 per million output tokens (>200K context)
-				cacheWritesPrice: 3.75, // Same cache pricing
-				cacheReadsPrice: 0.3,
+				cacheWritesPrice: 7.5, // $7.50 per million tokens (>200K context)
+				cacheReadsPrice: 0.6, // $0.60 per million tokens (>200K context)
 			},
 		],
 	},

src/api/providers/anthropic.ts

@@ -253,6 +253,8 @@ export class AnthropicHandler extends BaseProvider implements SingleCompletionHa
 					contextWindow: tier.contextWindow,
 					inputPrice: tier.inputPrice,
 					outputPrice: tier.outputPrice,
+					cacheWritesPrice: tier.cacheWritesPrice,
+					cacheReadsPrice: tier.cacheReadsPrice,
 				}
 			}
 		}

webview-ui/src/components/settings/ModelInfoView.tsx

@@ -43,7 +43,8 @@ export const ModelInfoView = ({
 		/>,
 		typeof modelInfo?.contextWindow === "number" && modelInfo.contextWindow > 0 && (
 			<>
-				<span className="font-medium">Context Window:</span> {modelInfo.contextWindow?.toLocaleString()} tokens
+				<span className="font-medium">{t("settings:modelInfo.contextWindow")}</span>{" "}
+				{modelInfo.contextWindow?.toLocaleString()} tokens
 			</>
 		),
 		typeof modelInfo?.maxTokens === "number" && modelInfo.maxTokens > 0 && (

webview-ui/src/components/settings/providers/Anthropic.tsx

@@ -91,10 +91,10 @@ export const Anthropic = ({ apiConfiguration, setApiConfigurationField }: Anthro
 						onChange={(checked: boolean) => {
 							setApiConfigurationField("anthropicBeta1MContext", checked)
 						}}>
-						Enable 1M context window (Beta)
+						{t("settings:providers.anthropic1MContextBetaLabel")}
 					</Checkbox>
 					<div className="text-sm text-vscode-descriptionForeground mt-1 ml-6">
-						Extends context window to 1 million tokens for Claude Sonnet 4
+						{t("settings:providers.anthropic1MContextBetaDescription")}
 					</div>
 				</div>
 			)}

webview-ui/src/components/ui/hooks/useSelectedModel.ts

@@ -302,7 +302,13 @@ function getSelectedModel({
 			) {
 				// Type assertion since we know claude-sonnet-4-20250514 has tiers
 				const modelWithTiers = baseInfo as typeof baseInfo & {
-					tiers?: Array<{ contextWindow: number; inputPrice?: number; outputPrice?: number }>
+					tiers?: Array<{
+						contextWindow: number
+						inputPrice?: number
+						outputPrice?: number
+						cacheWritesPrice?: number
+						cacheReadsPrice?: number
+					}>
 				}
 				const tier = modelWithTiers.tiers?.[0]
 				if (tier) {
@@ -312,6 +318,8 @@ function getSelectedModel({
 						contextWindow: tier.contextWindow,
 						inputPrice: tier.inputPrice ?? baseInfo.inputPrice,
 						outputPrice: tier.outputPrice ?? baseInfo.outputPrice,
+						cacheWritesPrice: tier.cacheWritesPrice ?? baseInfo.cacheWritesPrice,
+						cacheReadsPrice: tier.cacheReadsPrice ?? baseInfo.cacheReadsPrice,
 					}
 					return { id, info }
 				}

webview-ui/src/i18n/locales/ca/settings.json

@@ -258,6 +258,8 @@
 		"anthropicApiKey": "Anthropic API Key",
 		"getAnthropicApiKey": "Get Anthropic API Key",
 		"anthropicUseAuthToken": "Pass Anthropic API Key as Authorization header instead of X-Api-Key",
+		"anthropic1MContextBetaLabel": "Enable 1M context window (Beta)",
+		"anthropic1MContextBetaDescription": "Extends context window to 1 million tokens for Claude Sonnet 4",
 		"cerebrasApiKey": "Cerebras API Key",
 		"getCerebrasApiKey": "Get Cerebras API Key",
 		"chutesApiKey": "Chutes API Key",
@@ -726,6 +728,7 @@
 		"noComputerUse": "Does not support computer use",
 		"supportsPromptCache": "Supports prompt caching",
 		"noPromptCache": "Does not support prompt caching",
+		"contextWindow": "Context Window:",
 		"maxOutput": "Max output",
 		"inputPrice": "Input price",
 		"outputPrice": "Output price",