diff --git a/src/index.telemetry.test.ts b/src/index.telemetry.test.ts
index ce427da49..99d9200b3 100644
--- a/src/index.telemetry.test.ts
+++ b/src/index.telemetry.test.ts
@@ -34,8 +34,6 @@ const mockCreatePluginPostHog = mock(() => ({
   trackActive: () => {
     throw new Error("telemetry failed")
   },
-  capture: mock(() => {}),
-  captureException: mock(() => {}),
   shutdown: mock(async () => {}),
 }))
 const mockGetPostHogDistinctId = mock(() => "plugin-distinct-id")
@@ -104,12 +102,6 @@ function installModuleMocks(): void {
     createPluginPostHog: mockCreatePluginPostHog,
     getPostHogDistinctId: mockGetPostHogDistinctId,
   }))
-  mock.module("./shared/posthog-activity-state", () => ({
-    getPluginLoadedCaptureState: () => ({
-      dayUTC: "2026-04-18",
-      capturePluginLoaded: true,
-    }),
-  }))
 }
 
 describe("oh-my-openagent telemetry isolation", () => {
diff --git a/src/index.ts b/src/index.ts
index 7509ef651..a5f549d39 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -18,7 +18,6 @@ import { installAgentSortShim } from "./shared/agent-sort-shim"
 import { detectExternalSkillPlugin, getSkillPluginConflictWarning } from "./shared/external-plugin-detector"
 import { startBackgroundCheck as startTmuxCheck } from "./tools/interactive-bash"
 import { createPluginPostHog, getPostHogDistinctId } from "./shared/posthog"
-import { getPluginLoadedCaptureState } from "./shared/posthog-activity-state"
 
 const serverPlugin: Plugin = async (input, _options): Promise<Hooks> => {
   installAgentSortShim()
@@ -44,27 +43,6 @@ const serverPlugin: Plugin = async (input, _options): Promise<Hooks> => {
   } catch {
     // telemetry failure is non-fatal, silently ignore
   }
-  let pluginLoadedCaptureState: ReturnType<typeof getPluginLoadedCaptureState> | null = null
-  try {
-    pluginLoadedCaptureState = getPluginLoadedCaptureState()
-  } catch {
-    // telemetry failure is non-fatal, silently ignore
-  }
-  if (pluginLoadedCaptureState?.capturePluginLoaded) {
-    try {
-      posthog.capture({
-        distinctId,
-        event: "plugin_loaded",
-        properties: {
-          entry_point: "plugin",
-          has_openclaw: !!pluginConfig.openclaw,
-          tmux_enabled: isTmuxIntegrationEnabled(pluginConfig),
-        },
-      })
-    } catch {
-      // telemetry failure is non-fatal, silently ignore
-    }
-  }
   if (pluginConfig.openclaw) {
     await initializeOpenClaw(pluginConfig.openclaw)
   }
diff --git a/src/shared/posthog-activity-state.test.ts b/src/shared/posthog-activity-state.test.ts
index 328f8de1a..7c5915c63 100644
--- a/src/shared/posthog-activity-state.test.ts
+++ b/src/shared/posthog-activity-state.test.ts
@@ -138,7 +138,7 @@ describe("getPostHogActivityCaptureState", () => {
     rmSync(dataHomePath, { recursive: true, force: true })
   })
 
-  it("preserves lastPluginLoadedDayUTC when writing lastActiveDayUTC", async () => {
+  it("preserves unrelated state fields when writing lastActiveDayUTC", async () => {
     // given
     const dataHomePath = createDataHomePath()
     const cachePath = join(dataHomePath, "oh-my-opencode")
@@ -168,128 +168,3 @@ describe("getPostHogActivityCaptureState", () => {
     rmSync(dataHomePath, { recursive: true, force: true })
   })
 })
-
-describe("getPluginLoadedCaptureState", () => {
-  it("returns capturePluginLoaded=true when activity file does not exist", async () => {
-    // given
-    const dataHomePath = createDataHomePath()
-    process.env.XDG_DATA_HOME = dataHomePath
-    const { getPluginLoadedCaptureState } = await importPostHogActivityStateModule()
-
-    // when
-    const result = getPluginLoadedCaptureState(new Date("2026-04-11T10:15:00.000Z"))
-
-    // then
-    expect(result).toEqual({
-      dayUTC: "2026-04-11",
-      capturePluginLoaded: true,
-    })
-
-    rmSync(dataHomePath, { recursive: true, force: true })
-  })
-
-  it("returns capturePluginLoaded=false when lastPluginLoadedDayUTC matches today", async () => {
-    // given
-    const dataHomePath = createDataHomePath()
-    const cachePath = join(dataHomePath, "oh-my-opencode")
-    mkdirSync(cachePath, { recursive: true })
-    writeFileSync(
-      join(cachePath, "posthog-activity.json"),
-      `${JSON.stringify({
-        lastPluginLoadedDayUTC: "2026-04-11",
-      })}\n`,
-    )
-    process.env.XDG_DATA_HOME = dataHomePath
-    const { getPluginLoadedCaptureState } = await importPostHogActivityStateModule()
-
-    // when
-    const result = getPluginLoadedCaptureState(new Date("2026-04-11T10:15:00.000Z"))
-
-    // then
-    expect(result).toEqual({
-      dayUTC: "2026-04-11",
-      capturePluginLoaded: false,
-    })
-
-    rmSync(dataHomePath, { recursive: true, force: true })
-  })
-
-  it("returns capturePluginLoaded=true when lastPluginLoadedDayUTC is from a previous day", async () => {
-    // given
-    const dataHomePath = createDataHomePath()
-    const cachePath = join(dataHomePath, "oh-my-opencode")
-    mkdirSync(cachePath, { recursive: true })
-    writeFileSync(
-      join(cachePath, "posthog-activity.json"),
-      `${JSON.stringify({
-        lastPluginLoadedDayUTC: "2026-04-10",
-      })}\n`,
-    )
-    process.env.XDG_DATA_HOME = dataHomePath
-    const { getPluginLoadedCaptureState } = await importPostHogActivityStateModule()
-
-    // when
-    const result = getPluginLoadedCaptureState(new Date("2026-04-11T10:15:00.000Z"))
-
-    // then
-    expect(result).toEqual({
-      dayUTC: "2026-04-11",
-      capturePluginLoaded: true,
-    })
-
-    rmSync(dataHomePath, { recursive: true, force: true })
-  })
-
-  it("preserves lastActiveDayUTC when writing lastPluginLoadedDayUTC", async () => {
-    // given
-    const dataHomePath = createDataHomePath()
-    const cachePath = join(dataHomePath, "oh-my-opencode")
-    mkdirSync(cachePath, { recursive: true })
-    writeFileSync(
-      join(cachePath, "posthog-activity.json"),
-      `${JSON.stringify({
-        lastActiveDayUTC: "2026-04-11",
-        lastPluginLoadedDayUTC: "2026-04-10",
-      })}\n`,
-    )
-    process.env.XDG_DATA_HOME = dataHomePath
-    const { getPluginLoadedCaptureState } = await importPostHogActivityStateModule()
-
-    // when
-    getPluginLoadedCaptureState(new Date("2026-04-11T10:15:00.000Z"))
-
-    // then
-    const persistedState = JSON.parse(
-      readFileSync(join(cachePath, "posthog-activity.json"), "utf-8"),
-    )
-    expect(persistedState).toEqual({
-      lastActiveDayUTC: "2026-04-11",
-      lastPluginLoadedDayUTC: "2026-04-11",
-    })
-
-    rmSync(dataHomePath, { recursive: true, force: true })
-  })
-
-  it("does not rewrite state when lastPluginLoadedDayUTC matches today", async () => {
-    // given
-    const dataHomePath = createDataHomePath()
-    const cachePath = join(dataHomePath, "oh-my-opencode")
-    mkdirSync(cachePath, { recursive: true })
-    const initialPayload = `${JSON.stringify({
-      lastActiveDayUTC: "2026-04-10",
-      lastPluginLoadedDayUTC: "2026-04-11",
-    })}\n`
-    writeFileSync(join(cachePath, "posthog-activity.json"), initialPayload)
-    process.env.XDG_DATA_HOME = dataHomePath
-    const { getPluginLoadedCaptureState } = await importPostHogActivityStateModule()
-
-    // when
-    getPluginLoadedCaptureState(new Date("2026-04-11T10:15:00.000Z"))
-
-    // then
-    const persistedPayload = readFileSync(join(cachePath, "posthog-activity.json"), "utf-8")
-    expect(persistedPayload).toBe(initialPayload)
-
-    rmSync(dataHomePath, { recursive: true, force: true })
-  })
-})
diff --git a/src/shared/posthog-activity-state.ts b/src/shared/posthog-activity-state.ts
index e8f896679..ef266d86f 100644
--- a/src/shared/posthog-activity-state.ts
+++ b/src/shared/posthog-activity-state.ts
@@ -8,7 +8,6 @@ import { writeFileAtomically } from "./write-file-atomically"
 
 type PostHogActivityState = {
   lastActiveDayUTC?: string
-  lastPluginLoadedDayUTC?: string
 }
 
 type PostHogActivityCaptureState = {
@@ -16,11 +15,6 @@ type PostHogActivityCaptureState = {
   captureDaily: boolean
 }
 
-type PluginLoadedCaptureState = {
-  dayUTC: string
-  capturePluginLoaded: boolean
-}
-
 const POSTHOG_ACTIVITY_STATE_FILE = "posthog-activity.json"
 
 function getPostHogActivityStateFilePath(): string {
@@ -89,22 +83,3 @@ export function getPostHogActivityCaptureState(now: Date = new Date()): PostHogA
     captureDaily,
   }
 }
-
-export function getPluginLoadedCaptureState(now: Date = new Date()): PluginLoadedCaptureState {
-  const state = readPostHogActivityState()
-  const dayUTC = getUtcDayString(now)
-
-  const capturePluginLoaded = state.lastPluginLoadedDayUTC !== dayUTC
-
-  if (capturePluginLoaded) {
-    writePostHogActivityState({
-      ...state,
-      lastPluginLoadedDayUTC: dayUTC,
-    })
-  }
-
-  return {
-    dayUTC,
-    capturePluginLoaded,
-  }
-}