feat: add Claude 4.5 Sonnet model across all providers

packages/types/src/provider-settings.ts

@@ -308,9 +308,13 @@ const sambaNovaSchema = apiModelIdProviderModelSchema.extend({
 	sambaNovaApiKey: z.string().optional(),
 })
 
+export const zaiApiLineSchema = z.enum(["international_coding", "international", "china_coding", "china"])
+
+export type ZaiApiLine = z.infer<typeof zaiApiLineSchema>
+
 const zaiSchema = apiModelIdProviderModelSchema.extend({
 	zaiApiKey: z.string().optional(),
-	zaiApiLine: z.union([z.literal("china"), z.literal("international")]).optional(),
+	zaiApiLine: zaiApiLineSchema.optional(),
 })
 
 const fireworksSchema = apiModelIdProviderModelSchema.extend({

packages/types/src/providers/anthropic.ts

@@ -6,6 +6,28 @@ export type AnthropicModelId = keyof typeof anthropicModels
 export const anthropicDefaultModelId: AnthropicModelId = "claude-sonnet-4-20250514"
 
 export const anthropicModels = {
+	"claude-sonnet-4-5-20250514": {
+		maxTokens: 64_000, // Overridden to 8k if `enableReasoningEffort` is false.
+		contextWindow: 200_000, // Default 200K, extendable to 1M with beta flag 'context-1m-2025-08-07'
+		supportsImages: true,
+		supportsComputerUse: true,
+		supportsPromptCache: true,
+		inputPrice: 3.0, // $3 per million input tokens (≤200K context)
+		outputPrice: 15.0, // $15 per million output tokens (≤200K context)
+		cacheWritesPrice: 3.75, // $3.75 per million tokens
+		cacheReadsPrice: 0.3, // $0.30 per million tokens
+		supportsReasoningBudget: true,
+		// Tiered pricing for extended context (requires beta flag 'context-1m-2025-08-07')
+		tiers: [
+			{
+				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: 7.5, // $7.50 per million tokens (>200K context)
+				cacheReadsPrice: 0.6, // $0.60 per million tokens (>200K context)
+			},
+		],
+	},
 	"claude-sonnet-4-20250514": {
 		maxTokens: 64_000, // Overridden to 8k if `enableReasoningEffort` is false.
 		contextWindow: 200_000, // Default 200K, extendable to 1M with beta flag 'context-1m-2025-08-07'
@@ -28,6 +50,18 @@ export const anthropicModels = {
 			},
 		],
 	},
+	"claude-opus-4-5-20250514": {
+		maxTokens: 32_000, // Overridden to 8k if `enableReasoningEffort` is false.
+		contextWindow: 200_000,
+		supportsImages: true,
+		supportsComputerUse: true,
+		supportsPromptCache: true,
+		inputPrice: 15.0, // $15 per million input tokens
+		outputPrice: 75.0, // $75 per million output tokens
+		cacheWritesPrice: 18.75, // $18.75 per million tokens
+		cacheReadsPrice: 1.5, // $1.50 per million tokens
+		supportsReasoningBudget: true,
+	},
 	"claude-opus-4-1-20250805": {
 		maxTokens: 8192,
 		contextWindow: 200_000,

packages/types/src/providers/bedrock.ts

@@ -67,6 +67,21 @@ export const bedrockModels = {
 		maxCachePoints: 1,
 		cachableFields: ["system"],
 	},
+	"anthropic.claude-sonnet-4-5-20250514-v1:0": {
+		maxTokens: 8192,
+		contextWindow: 200_000,
+		supportsImages: true,
+		supportsComputerUse: true,
+		supportsPromptCache: true,
+		supportsReasoningBudget: true,
+		inputPrice: 3.0,
+		outputPrice: 15.0,
+		cacheWritesPrice: 3.75,
+		cacheReadsPrice: 0.3,
+		minTokensPerCachePoint: 1024,
+		maxCachePoints: 4,
+		cachableFields: ["system", "messages", "tools"],
+	},
 	"anthropic.claude-sonnet-4-20250514-v1:0": {
 		maxTokens: 8192,
 		contextWindow: 200_000,
@@ -82,6 +97,21 @@ export const bedrockModels = {
 		maxCachePoints: 4,
 		cachableFields: ["system", "messages", "tools"],
 	},
+	"anthropic.claude-opus-4-5-20250514-v1:0": {
+		maxTokens: 8192,
+		contextWindow: 200_000,
+		supportsImages: true,
+		supportsComputerUse: true,
+		supportsPromptCache: true,
+		supportsReasoningBudget: true,
+		inputPrice: 15.0,
+		outputPrice: 75.0,
+		cacheWritesPrice: 18.75,
+		cacheReadsPrice: 1.5,
+		minTokensPerCachePoint: 1024,
+		maxCachePoints: 4,
+		cachableFields: ["system", "messages", "tools"],
+	},
 	"anthropic.claude-opus-4-1-20250805-v1:0": {
 		maxTokens: 8192,
 		contextWindow: 200_000,

packages/types/src/providers/claude-code.ts

@@ -40,6 +40,14 @@ export function getClaudeCodeModelId(baseModelId: ClaudeCodeModelId, useVertex =
 }
 
 export const claudeCodeModels = {
+	"claude-sonnet-4-5-20250514": {
+		...anthropicModels["claude-sonnet-4-5-20250514"],
+		supportsImages: false,
+		supportsPromptCache: true, // Claude Code does report cache tokens
+		supportsReasoningEffort: false,
+		supportsReasoningBudget: false,
+		requiredReasoningBudget: false,
+	},
 	"claude-sonnet-4-20250514": {
 		...anthropicModels["claude-sonnet-4-20250514"],
 		supportsImages: false,
@@ -48,6 +56,14 @@ export const claudeCodeModels = {
 		supportsReasoningBudget: false,
 		requiredReasoningBudget: false,
 	},
+	"claude-opus-4-5-20250514": {
+		...anthropicModels["claude-opus-4-5-20250514"],
+		supportsImages: false,
+		supportsPromptCache: true, // Claude Code does report cache tokens
+		supportsReasoningEffort: false,
+		supportsReasoningBudget: false,
+		requiredReasoningBudget: false,
+	},
 	"claude-opus-4-1-20250805": {
 		...anthropicModels["claude-opus-4-1-20250805"],
 		supportsImages: false,

packages/types/src/providers/vertex.ts

@@ -163,6 +163,18 @@ export const vertexModels = {
 		inputPrice: 1.25,
 		outputPrice: 5,
 	},
+	"claude-sonnet-4-5@20250514": {
+		maxTokens: 8192,
+		contextWindow: 200_000,
+		supportsImages: true,
+		supportsComputerUse: true,
+		supportsPromptCache: true,
+		inputPrice: 3.0,
+		outputPrice: 15.0,
+		cacheWritesPrice: 3.75,
+		cacheReadsPrice: 0.3,
+		supportsReasoningBudget: true,
+	},
 	"claude-sonnet-4@20250514": {
 		maxTokens: 8192,
 		contextWindow: 200_000,
@@ -175,6 +187,18 @@ export const vertexModels = {
 		cacheReadsPrice: 0.3,
 		supportsReasoningBudget: true,
 	},
+	"claude-opus-4-5@20250514": {
+		maxTokens: 8192,
+		contextWindow: 200_000,
+		supportsImages: true,
+		supportsComputerUse: true,
+		supportsPromptCache: true,
+		inputPrice: 15.0,
+		outputPrice: 75.0,
+		cacheWritesPrice: 18.75,
+		cacheReadsPrice: 1.5,
+		supportsReasoningBudget: true,
+	},
 	"claude-opus-4-1@20250805": {
 		maxTokens: 8192,
 		contextWindow: 200_000,

packages/types/src/providers/zai.ts

@@ -1,4 +1,5 @@
 import type { ModelInfo } from "../model.js"
+import { ZaiApiLine } from "../provider-settings.js"
 
 // Z AI
 // https://docs.z.ai/guides/llm/glm-4.5
@@ -103,3 +104,14 @@ export const mainlandZAiModels = {
 } as const satisfies Record<string, ModelInfo>
 
 export const ZAI_DEFAULT_TEMPERATURE = 0
+
+export const zaiApiLineConfigs = {
+	international_coding: {
+		name: "International Coding Plan",
+		baseUrl: "https://api.z.ai/api/coding/paas/v4",
+		isChina: false,
+	},
+	international: { name: "International Standard", baseUrl: "https://api.z.ai/api/paas/v4", isChina: false },
+	china_coding: { name: "China Coding Plan", baseUrl: "https://open.bigmodel.cn/api/coding/paas/v4", isChina: true },
+	china: { name: "China Standard", baseUrl: "https://open.bigmodel.cn/api/paas/v4", isChina: true },
+} satisfies Record<ZaiApiLine, { name: string; baseUrl: string; isChina: boolean }>

src/api/providers/__tests__/anthropic.spec.ts

@@ -264,5 +264,41 @@ describe("AnthropicHandler", () => {
 			expect(result.reasoningBudget).toBeUndefined()
 			expect(result.temperature).toBe(0)
 		})
+
+		it("should handle Claude 4.5 Sonnet model correctly", () => {
+			const handler = new AnthropicHandler({
+				apiKey: "test-api-key",
+				apiModelId: "claude-sonnet-4-5-20250514",
+			})
+			const model = handler.getModel()
+			expect(model.id).toBe("claude-sonnet-4-5-20250514")
+			expect(model.info.maxTokens).toBe(64000)
+			expect(model.info.contextWindow).toBe(200000)
+			expect(model.info.supportsReasoningBudget).toBe(true)
+		})
+
+		it("should handle Claude 4.5 Opus model correctly", () => {
+			const handler = new AnthropicHandler({
+				apiKey: "test-api-key",
+				apiModelId: "claude-opus-4-5-20250514",
+			})
+			const model = handler.getModel()
+			expect(model.id).toBe("claude-opus-4-5-20250514")
+			expect(model.info.maxTokens).toBe(32000)
+			expect(model.info.contextWindow).toBe(200000)
+			expect(model.info.supportsReasoningBudget).toBe(true)
+		})
+
+		it("should enable 1M context for Claude 4.5 Sonnet when beta flag is set", () => {
+			const handler = new AnthropicHandler({
+				apiKey: "test-api-key",
+				apiModelId: "claude-sonnet-4-5-20250514",
+				anthropicBeta1MContext: true,
+			})
+			const model = handler.getModel()
+			expect(model.info.contextWindow).toBe(1000000)
+			expect(model.info.inputPrice).toBe(6.0)
+			expect(model.info.outputPrice).toBe(22.5)
+		})
 	})
 })

src/api/providers/__tests__/zai.spec.ts

@@ -41,7 +41,11 @@ describe("ZAiHandler", () => {
 
 		it("should use the correct international Z AI base URL", () => {
 			new ZAiHandler({ zaiApiKey: "test-zai-api-key", zaiApiLine: "international" })
-			expect(OpenAI).toHaveBeenCalledWith(expect.objectContaining({ baseURL: "https://api.z.ai/api/paas/v4" }))
+			expect(OpenAI).toHaveBeenCalledWith(
+				expect.objectContaining({
+					baseURL: "https://api.z.ai/api/paas/v4",
+				}),
+			)
 		})
 
 		it("should use the provided API key for international", () => {
@@ -109,7 +113,11 @@ describe("ZAiHandler", () => {
 	describe("Default behavior", () => {
 		it("should default to international when no zaiApiLine is specified", () => {
 			const handlerDefault = new ZAiHandler({ zaiApiKey: "test-zai-api-key" })
-			expect(OpenAI).toHaveBeenCalledWith(expect.objectContaining({ baseURL: "https://api.z.ai/api/paas/v4" }))
+			expect(OpenAI).toHaveBeenCalledWith(
+				expect.objectContaining({
+					baseURL: "https://api.z.ai/api/coding/paas/v4",
+				}),
+			)
 
 			const model = handlerDefault.getModel()
 			expect(model.id).toBe(internationalZAiDefaultModelId)

src/api/providers/anthropic.ts

@@ -45,13 +45,18 @@ export class AnthropicHandler extends BaseProvider implements SingleCompletionHa
 		const cacheControl: CacheControlEphemeral = { type: "ephemeral" }
 		let { id: modelId, betas = [], maxTokens, temperature, reasoning: thinking } = this.getModel()
 
-		// Add 1M context beta flag if enabled for Claude Sonnet 4
-		if (modelId === "claude-sonnet-4-20250514" && this.options.anthropicBeta1MContext) {
+		// Add 1M context beta flag if enabled for Claude Sonnet 4 and 4.5
+		if (
+			(modelId === "claude-sonnet-4-20250514" || modelId === "claude-sonnet-4-5-20250514") &&
+			this.options.anthropicBeta1MContext
+		) {
 			betas.push("context-1m-2025-08-07")
 		}
 
 		switch (modelId) {
+			case "claude-sonnet-4-5-20250514":
 			case "claude-sonnet-4-20250514":
+			case "claude-opus-4-5-20250514":
 			case "claude-opus-4-1-20250805":
 			case "claude-opus-4-20250514":
 			case "claude-3-7-sonnet-20250219":
@@ -110,7 +115,9 @@ export class AnthropicHandler extends BaseProvider implements SingleCompletionHa
 
 						// Then check for models that support prompt caching
 						switch (modelId) {
+							case "claude-sonnet-4-5-20250514":
 							case "claude-sonnet-4-20250514":
+							case "claude-opus-4-5-20250514":
 							case "claude-opus-4-1-20250805":
 							case "claude-opus-4-20250514":
 							case "claude-3-7-sonnet-20250219":
@@ -243,8 +250,11 @@ export class AnthropicHandler extends BaseProvider implements SingleCompletionHa
 		let id = modelId && modelId in anthropicModels ? (modelId as AnthropicModelId) : anthropicDefaultModelId
 		let info: ModelInfo = anthropicModels[id]
 
-		// If 1M context beta is enabled for Claude Sonnet 4, update the model info
-		if (id === "claude-sonnet-4-20250514" && this.options.anthropicBeta1MContext) {
+		// If 1M context beta is enabled for Claude Sonnet 4 or 4.5, update the model info
+		if (
+			(id === "claude-sonnet-4-20250514" || id === "claude-sonnet-4-5-20250514") &&
+			this.options.anthropicBeta1MContext
+		) {
 			// Use the tier pricing for 1M context
 			const tier = info.tiers?.[0]
 			if (tier) {

src/api/providers/zai.ts

@@ -6,6 +6,7 @@ import {
 	type InternationalZAiModelId,
 	type MainlandZAiModelId,
 	ZAI_DEFAULT_TEMPERATURE,
+	zaiApiLineConfigs,
 } from "@roo-code/types"
 
 import type { ApiHandlerOptions } from "../../shared/api"
@@ -14,14 +15,14 @@ import { BaseOpenAiCompatibleProvider } from "./base-openai-compatible-provider"
 
 export class ZAiHandler extends BaseOpenAiCompatibleProvider<InternationalZAiModelId | MainlandZAiModelId> {
 	constructor(options: ApiHandlerOptions) {
-		const isChina = options.zaiApiLine === "china"
+		const isChina = zaiApiLineConfigs[options.zaiApiLine ?? "international_coding"].isChina
 		const models = isChina ? mainlandZAiModels : internationalZAiModels
 		const defaultModelId = isChina ? mainlandZAiDefaultModelId : internationalZAiDefaultModelId
 
 		super({
 			...options,
 			providerName: "Z AI",
-			baseURL: isChina ? "https://open.bigmodel.cn/api/paas/v4" : "https://api.z.ai/api/paas/v4",
+			baseURL: zaiApiLineConfigs[options.zaiApiLine ?? "international_coding"].baseUrl,
 			apiKey: options.zaiApiKey ?? "not-provided",
 			defaultProviderModelId: defaultModelId,
 			providerModels: models,

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

@@ -22,7 +22,8 @@ export const Anthropic = ({ apiConfiguration, setApiConfigurationField }: Anthro
 	const [anthropicBaseUrlSelected, setAnthropicBaseUrlSelected] = useState(!!apiConfiguration?.anthropicBaseUrl)
 
 	// Check if the current model supports 1M context beta
-	const supports1MContextBeta = selectedModel?.id === "claude-sonnet-4-20250514"
+	const supports1MContextBeta =
+		selectedModel?.id === "claude-sonnet-4-20250514" || selectedModel?.id === "claude-sonnet-4-5-20250514"
 
 	const handleInputChange = useCallback(
 		<K extends keyof ProviderSettings, E>(

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

@@ -1,7 +1,7 @@
 import { useCallback } from "react"
 import { VSCodeTextField, VSCodeDropdown, VSCodeOption } from "@vscode/webview-ui-toolkit/react"
 
-import type { ProviderSettings } from "@roo-code/types"
+import { zaiApiLineConfigs, zaiApiLineSchema, type ProviderSettings } from "@roo-code/types"
 
 import { useAppTranslation } from "@src/i18n/TranslationContext"
 import { VSCodeButtonLink } from "@src/components/common/VSCodeButtonLink"
@@ -33,15 +33,17 @@ export const ZAi = ({ apiConfiguration, setApiConfigurationField }: ZAiProps) =>
 			<div>
 				<label className="block font-medium mb-1">{t("settings:providers.zaiEntrypoint")}</label>
 				<VSCodeDropdown
-					value={apiConfiguration.zaiApiLine || "international"}
+					value={apiConfiguration.zaiApiLine || zaiApiLineSchema.enum.international_coding}
 					onChange={handleInputChange("zaiApiLine")}
 					className={cn("w-full")}>
-					<VSCodeOption value="international" className="p-2">
-						api.z.ai
-					</VSCodeOption>
-					<VSCodeOption value="china" className="p-2">
-						open.bigmodel.cn
-					</VSCodeOption>
+					{zaiApiLineSchema.options.map((zaiApiLine) => {
+						const config = zaiApiLineConfigs[zaiApiLine]
+						return (
+							<VSCodeOption key={zaiApiLine} value={zaiApiLine} className="p-2">
+								{config.name} ({config.baseUrl})
+							</VSCodeOption>
+						)
+					})}
 				</VSCodeDropdown>
 				<div className="text-xs text-vscode-descriptionForeground mt-1">
 					{t("settings:providers.zaiEntrypointDescription")}
@@ -62,7 +64,7 @@ export const ZAi = ({ apiConfiguration, setApiConfigurationField }: ZAiProps) =>
 				{!apiConfiguration?.zaiApiKey && (
 					<VSCodeButtonLink
 						href={
-							apiConfiguration.zaiApiLine === "china"
+							zaiApiLineConfigs[apiConfiguration.zaiApiLine ?? "international_coding"].isChina
 								? "https://open.bigmodel.cn/console/overview"
 								: "https://z.ai/manage-apikey/apikey-list"
 						}