diff --git a/src/cli/handlers/skills.ts b/src/cli/handlers/skills.ts
index 325262a42f5f..cbd4a3a0590f 100644
--- a/src/cli/handlers/skills.ts
+++ b/src/cli/handlers/skills.ts
@@ -17,7 +17,11 @@ import {
   UnsafeWindowsBatchArgumentsError,
   WINDOWS_BATCH_UNSAFE_CHARACTERS_LABEL
 } from '../../shared/windows-batch-spawn'
-import { isUsableSkillsCliAgentKey, toSkillsCliAgentKeys } from '../../shared/skills-cli-agent-keys'
+import {
+  isUsableSkillsCliAgentKey,
+  toRequestedSkillsCliAgentKey,
+  toSkillsCliAgentKeys
+} from '../../shared/skills-cli-agent-keys'
 import {
   buildAgentFeatureSkillInstallArgs,
   buildAgentFeatureSkillUpdateArgs
@@ -143,6 +147,8 @@ function resolveInstallAgentKeys(flags: Map<string, string | boolean>): string[]
           .split(',')
           .map((entry) => entry.trim())
           .filter(Boolean)
+          // Why: dedupe after mapping so `claude,claude-code` yields one target.
+          .map(toRequestedSkillsCliAgentKey)
       )
     ]
     // Why: a value like "," parses to nothing. Falling through to detection would
diff --git a/src/cli/skills.test.ts b/src/cli/skills.test.ts
index 19b26037d923..77b8f5112f29 100644
--- a/src/cli/skills.test.ts
+++ b/src/cli/skills.test.ts
@@ -778,7 +778,7 @@ describe('orca skills CLI', () => {
     vi.spyOn(process.stderr, 'write').mockImplementation(() => true)
 
     const resultPromise = main(
-      ['skills', 'install', '--skill', 'alpha', '--agent', 'codex, claude-code ,codex'],
+      ['skills', 'install', '--skill', 'alpha', '--agent', 'codex, claude-code ,codex,claude,trae'],
       '/tmp/repo'
     )
     await vi.waitFor(() => expect(spawnMock).toHaveBeenCalled())
@@ -787,8 +787,9 @@ describe('orca skills CLI', () => {
 
     const argv = spawnMock.mock.calls[0]?.[1] ?? []
     const agents = argv.filter((_: string, i: number) => argv[i - 1] === '--agent')
-    // Why: trimmed and de-duplicated, and detection is not consulted at all.
-    expect(agents).toEqual(['codex', 'claude-code'])
+    // Why: trimmed and de-duplicated, and detection is not consulted at all. Orca's
+    // `claude` becomes `claude-code`; `trae` is the CLI's own key, so it is kept.
+    expect(agents).toEqual(['codex', 'claude-code', 'trae'])
     expect(detectCommandsMock).not.toHaveBeenCalled()
   })
 
diff --git a/src/shared/skills-cli-agent-keys.test.ts b/src/shared/skills-cli-agent-keys.test.ts
index 02bdd8b52dfd..84c8b582064e 100644
--- a/src/shared/skills-cli-agent-keys.test.ts
+++ b/src/shared/skills-cli-agent-keys.test.ts
@@ -4,6 +4,7 @@ import {
   SKILLS_CLI_AGENT_KEY_BY_TUI_AGENT,
   isUsableSkillsCliAgentKey,
   SKILLS_CLI_UNIVERSAL_AGENT_KEY,
+  toRequestedSkillsCliAgentKey,
   toSkillsCliAgentKeys
 } from './skills-cli-agent-keys'
 
@@ -134,4 +135,17 @@ describe('skills CLI agent keys', () => {
     expect(toSkillsCliAgentKeys(['omp'])).toEqual(['universal'])
     expect(toSkillsCliAgentKeys([])).toEqual(['universal'])
   })
+
+  it('maps a typed Orca agent id unless the skills CLI already owns that key', () => {
+    for (const [agent, key] of Object.entries(SKILLS_CLI_AGENT_KEY_BY_TUI_AGENT)) {
+      // Why: an id that is itself a valid skills key (only `trae`) keeps the CLI's meaning.
+      const expected = key === null || SKILLS_CLI_VALID_AGENT_KEYS.has(agent) ? agent : key
+      expect(toRequestedSkillsCliAgentKey(agent), agent).toBe(expected)
+    }
+    expect(toRequestedSkillsCliAgentKey('claude')).toBe('claude-code')
+    expect(toRequestedSkillsCliAgentKey('trae')).toBe('trae')
+    for (const passthrough of ['claude-code', 'universal', '*', 'Claude', 'inference-sh']) {
+      expect(toRequestedSkillsCliAgentKey(passthrough), passthrough).toBe(passthrough)
+    }
+  })
 })
diff --git a/src/shared/skills-cli-agent-keys.ts b/src/shared/skills-cli-agent-keys.ts
index 2db871a02846..a76cc650b0bb 100644
--- a/src/shared/skills-cli-agent-keys.ts
+++ b/src/shared/skills-cli-agent-keys.ts
@@ -1,4 +1,5 @@
 import type { TuiAgent } from './tui-agent'
+import { isTuiAgent } from './tui-agent-config'
 
 /**
  * The community `skills` CLI's own `--agent` key for each agent Orca detects.
@@ -93,3 +94,20 @@ export function toSkillsCliAgentKeys(detectedAgents: readonly TuiAgent[]): strin
   }
   return [...keys].sort()
 }
+
+// Why: `trae` is also the skills CLI's own key for TRAE international, so a typed
+// `trae` keeps that meaning rather than becoming the detected-agent target `trae-cn`.
+const SKILLS_CLI_KEYS_SHADOWING_TUI_AGENTS: ReadonlySet<string> = new Set(['trae'])
+
+/**
+ * Map a user-typed `--agent` value onto its skills key when it is an Orca agent id.
+ *
+ * Why: users type the id Orca accepts everywhere else (`claude`), which the skills CLI
+ * rejects. Values Orca cannot map pass through for the CLI to judge, as before.
+ */
+export function toRequestedSkillsCliAgentKey(value: string): string {
+  if (!isTuiAgent(value) || SKILLS_CLI_KEYS_SHADOWING_TUI_AGENTS.has(value)) {
+    return value
+  }
+  return SKILLS_CLI_AGENT_KEY_BY_TUI_AGENT[value] ?? value
+}