diff --git a/src/core/environment/getEnvironmentDetails.ts b/src/core/environment/getEnvironmentDetails.ts
index e42db79d402..9b01285ab8e 100644
--- a/src/core/environment/getEnvironmentDetails.ts
+++ b/src/core/environment/getEnvironmentDetails.ts
@@ -8,6 +8,7 @@ import delay from "delay"
 import type { ExperimentId } from "@roo-code/types"
 import { DEFAULT_TERMINAL_OUTPUT_CHARACTER_LIMIT } from "@roo-code/types"
 
+import { resolveToolProtocol } from "../../utils/resolveToolProtocol"
 import { EXPERIMENT_IDS, experiments as Experiments } from "../../shared/experiments"
 import { formatLanguage } from "../../shared/language"
 import { defaultModeSlug, getFullModeDetails, getModeBySlug, isToolAllowedForMode } from "../../shared/modes"
@@ -235,10 +236,15 @@ export async function getEnvironmentDetails(cline: Task, includeFileDetails: boo
 		language: language ?? formatLanguage(vscode.env.language),
 	})
 
+	// Resolve and add tool protocol information
+	const modelInfo = cline.api.getModel().info
+	const toolProtocol = resolveToolProtocol(state?.apiConfiguration ?? {}, modelInfo)
+
 	details += `\n\n# Current Mode\n`
 	details += `<slug>${currentMode}</slug>\n`
 	details += `<name>${modeDetails.name}</name>\n`
 	details += `<model>${modelId}</model>\n`
+	details += `<tool_format>${toolProtocol}</tool_format>\n`
 
 	if (Experiments.isEnabled(experiments ?? {}, EXPERIMENT_IDS.POWER_STEERING)) {
 		details += `<role>${modeDetails.roleDefinition}</role>\n`