feat(providers): add native tool calling support to LM Studio and Qwen-Code (RooCodeInc#10208)

Author: hannesrudolph

packages/types/src/providers/lm-studio.ts

@@ -10,6 +10,8 @@ export const lMStudioDefaultModelInfo: ModelInfo = {
 	contextWindow: 200_000,
 	supportsImages: true,
 	supportsPromptCache: true,
+	supportsNativeTools: true,
+	defaultToolProtocol: "native",
 	inputPrice: 0,
 	outputPrice: 0,
 	cacheWritesPrice: 0,

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

@@ -10,6 +10,8 @@ export const qwenCodeModels = {
 		contextWindow: 1_000_000,
 		supportsImages: false,
 		supportsPromptCache: false,
+		supportsNativeTools: true,
+		defaultToolProtocol: "native",
 		inputPrice: 0,
 		outputPrice: 0,
 		cacheWritesPrice: 0,
@@ -21,6 +23,8 @@ export const qwenCodeModels = {
 		contextWindow: 1_000_000,
 		supportsImages: false,
 		supportsPromptCache: false,
+		supportsNativeTools: true,
+		defaultToolProtocol: "native",
 		inputPrice: 0,
 		outputPrice: 0,
 		cacheWritesPrice: 0,

src/api/providers/lm-studio.ts

@@ -47,6 +47,9 @@ export class LmStudioHandler extends BaseProvider implements SingleCompletionHan
 			...convertToOpenAiMessages(messages),
 		]
 
+		// LM Studio always supports native tools (https://lmstudio.ai/docs/developer/core/tools)
+		const useNativeTools = metadata?.tools && metadata.tools.length > 0 && metadata?.toolProtocol !== "xml"
+
 		// -------------------------
 		// Track token usage
 		// -------------------------

src/api/providers/qwen-code.ts

@@ -212,6 +212,11 @@ export class QwenCodeHandler extends BaseProvider implements SingleCompletionHan
 		const client = this.ensureClient()
 		const model = this.getModel()
 
+		// Check if model supports native tools and tools are provided with native protocol
+		const supportsNativeTools = model.info.supportsNativeTools ?? false
+		const useNativeTools =
+			supportsNativeTools && metadata?.tools && metadata.tools.length > 0 && metadata?.toolProtocol !== "xml"
+
 		const systemMessage: OpenAI.Chat.ChatCompletionSystemMessageParam = {
 			role: "system",
 			content: systemPrompt,