diff --git a/src/cli/cli-installer.ts b/src/cli/cli-installer.ts
index 5db015531..173d1e624 100644
--- a/src/cli/cli-installer.ts
+++ b/src/cli/cli-installer.ts
@@ -4,10 +4,13 @@ import type { InstallArgs } from "./types"
 import {
   addPluginToOpenCodeConfig,
   detectCurrentConfig,
+  getConfigDir,
   getOpenCodeVersion,
   isOpenCodeInstalled,
   writeOmoConfig,
 } from "./config-manager"
+import { loadPluginConfig } from "../plugin-config"
+import { syncBootstrapAgents } from "../plugin-handlers/opencode-agent-bootstrap"
 import {
   SYMBOLS,
   argsToConfig,
@@ -124,6 +127,14 @@ export async function runCliInstaller(args: InstallArgs, version: string): Promi
   }
   printSuccess(`Config written ${SYMBOLS.arrow} ${color.dim(omoResult.configPath)}`)
 
+  const pluginConfig = loadPluginConfig(getConfigDir(), {})
+  const bootstrapResult = await syncBootstrapAgents({
+    directory: getConfigDir(),
+    targetDir: getConfigDir(),
+    pluginConfig,
+  })
+  printSuccess(`Bootstrapped ${bootstrapResult.agentCount} OpenCode agent files`)
+
   printBox(formatConfigSummary(config), isUpdate ? "Updated Configuration" : "Installation Complete")
 
   if (!config.hasClaude) {
diff --git a/src/cli/config-manager.ts b/src/cli/config-manager.ts
index 43cbd6dab..a6047e0e4 100644
--- a/src/cli/config-manager.ts
+++ b/src/cli/config-manager.ts
@@ -2,6 +2,7 @@ export type { ConfigContext } from "./config-manager/config-context"
 export {
   initConfigContext,
   getConfigContext,
+  getConfigDir,
   resetConfigContext,
 } from "./config-manager/config-context"
 
diff --git a/src/cli/tui-installer.ts b/src/cli/tui-installer.ts
index 4272557c0..8dceddb15 100644
--- a/src/cli/tui-installer.ts
+++ b/src/cli/tui-installer.ts
@@ -5,10 +5,13 @@ import type { InstallArgs } from "./types"
 import {
   addPluginToOpenCodeConfig,
   detectCurrentConfig,
+  getConfigDir,
   getOpenCodeVersion,
   isOpenCodeInstalled,
   writeOmoConfig,
 } from "./config-manager"
+import { loadPluginConfig } from "../plugin-config"
+import { syncBootstrapAgents } from "../plugin-handlers/opencode-agent-bootstrap"
 import { detectedToInitialValues, formatConfigSummary, SYMBOLS } from "./install-validators"
 import { getUnsupportedOpenCodeVersionMessage } from "./minimum-opencode-version"
 import { promptInstallConfig } from "./tui-install-prompts"
@@ -70,6 +73,15 @@ export async function runTuiInstaller(args: InstallArgs, version: string): Promi
   }
   spinner.stop(`Config written to ${color.cyan(omoResult.configPath)}`)
 
+  spinner.start("Bootstrapping OpenCode agent files")
+  const pluginConfig = loadPluginConfig(getConfigDir(), {})
+  const bootstrapResult = await syncBootstrapAgents({
+    directory: getConfigDir(),
+    targetDir: getConfigDir(),
+    pluginConfig,
+  })
+  spinner.stop(`Bootstrapped ${bootstrapResult.agentCount} OpenCode agent files`)
+
   if (!config.hasClaude) {
     p.log.info(
       `${color.bold("Note:")} Sisyphus agent performs best with Claude Opus 4.5+.\n` +
diff --git a/src/index.ts b/src/index.ts
index b36e6c4b9..3084ca02e 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -19,6 +19,7 @@ import { detectExternalSkillPlugin, getSkillPluginConflictWarning } from "./shar
 import { startBackgroundCheck as startTmuxCheck } from "./tools/interactive-bash"
 import { lspManager } from "./tools/lsp/client"
 import { createPluginPostHog, getPostHogDistinctId } from "./shared/posthog"
+import { syncBootstrapAgents } from "./plugin-handlers/opencode-agent-bootstrap"
 
 let activePluginDispose: PluginDispose | null = null
 
@@ -39,6 +40,13 @@ const OhMyOpenCodePlugin: Plugin = async (ctx) => {
 
   const pluginConfig = loadPluginConfig(ctx.directory, ctx)
 
+  syncBootstrapAgents({
+    directory: ctx.directory,
+    pluginConfig,
+  }).catch((error) => {
+    log("[OhMyOpenCodePlugin] bootstrap agent sync failed", { error: String(error) })
+  })
+
   const posthog = createPluginPostHog()
   const distinctId = getPostHogDistinctId()
   try {
diff --git a/src/plugin-handlers/opencode-agent-bootstrap.test.ts b/src/plugin-handlers/opencode-agent-bootstrap.test.ts
new file mode 100644
index 000000000..49737b693
--- /dev/null
+++ b/src/plugin-handlers/opencode-agent-bootstrap.test.ts
@@ -0,0 +1,31 @@
+/// <reference types="bun-types" />
+
+import { describe, expect, test } from "bun:test"
+
+import { buildBootstrapAgentFiles } from "./opencode-agent-bootstrap"
+
+describe("buildBootstrapAgentFiles", () => {
+  test("keeps ZWSP runtime names while writing plain-key agent files", () => {
+    const files = buildBootstrapAgentFiles({
+      "\u200BSisyphus - Ultraworker": {
+        name: "\u200BSisyphus - Ultraworker",
+        mode: "primary",
+        model: "openai/gpt-5.4",
+        topP: 0.9,
+        prompt: "sisyphus prompt",
+      },
+      build: {
+        name: "build",
+        mode: "primary",
+        prompt: "build prompt",
+      },
+    })
+
+    expect(files).toHaveLength(1)
+    expect(files[0]?.fileName).toBe("sisyphus.md")
+    expect(files[0]?.content).toContain("name: \u200BSisyphus - Ultraworker")
+    expect(files[0]?.content).toContain("top_p: 0.9")
+    expect(files[0]?.content).toContain("sisyphus prompt")
+    expect(files[0]?.content).not.toContain("build prompt")
+  })
+})
diff --git a/src/plugin-handlers/opencode-agent-bootstrap.ts b/src/plugin-handlers/opencode-agent-bootstrap.ts
new file mode 100644
index 000000000..60ecd5f44
--- /dev/null
+++ b/src/plugin-handlers/opencode-agent-bootstrap.ts
@@ -0,0 +1,173 @@
+import { existsSync, mkdirSync, readFileSync, rmSync, writeFileSync } from "node:fs"
+import { join } from "node:path"
+
+import yaml from "js-yaml"
+
+import type { OhMyOpenCodeConfig } from "../config"
+import { detectPluginConfigFile, getOpenCodeConfigDir, parseJsonc } from "../shared"
+import { getAgentConfigKey } from "../shared/agent-display-names"
+import { applyAgentConfig } from "./agent-config-handler"
+import { applyToolConfig } from "./tool-config-handler"
+
+const MANIFEST_FILE_NAME = ".oh-my-openagent-agent-bootstrap.json"
+const AGENT_DIRECTORY_NAME = "agent"
+const EXCLUDED_AGENT_KEYS = new Set(["build", "plan"])
+
+type PluginComponents = {
+  commands: Record<string, unknown>
+  skills: Record<string, unknown>
+  agents: Record<string, unknown>
+  mcpServers: Record<string, unknown>
+  hooksConfigs: Array<{ hooks?: Record<string, unknown> }>
+  plugins: Array<{ name: string; version: string }>
+  errors: Array<{ pluginKey: string; installPath: string; error: string }>
+}
+
+type AgentFileEntry = {
+  fileName: string
+  content: string
+}
+
+type AgentManifest = {
+  files: string[]
+}
+
+function createEmptyPluginComponents(): PluginComponents {
+  return {
+    commands: {},
+    skills: {},
+    agents: {},
+    mcpServers: {},
+    hooksConfigs: [],
+    plugins: [],
+    errors: [],
+  }
+}
+
+function normalizeFrontmatterValue(value: Record<string, unknown>): Record<string, unknown> {
+  const normalized = { ...value }
+
+  if ("prompt" in normalized) {
+    delete normalized.prompt
+  }
+
+  if ("topP" in normalized && normalized.topP !== undefined) {
+    normalized["top_p"] = normalized.topP
+    delete normalized.topP
+  }
+
+  return normalized
+}
+
+export function buildBootstrapAgentFiles(agentResult: Record<string, unknown>): AgentFileEntry[] {
+  const files: AgentFileEntry[] = []
+
+  for (const [runtimeKey, agentConfig] of Object.entries(agentResult)) {
+    if (!agentConfig || typeof agentConfig !== "object") {
+      continue
+    }
+
+    const configKey = getAgentConfigKey(runtimeKey)
+    if (!configKey || EXCLUDED_AGENT_KEYS.has(configKey)) {
+      continue
+    }
+
+    const normalized = normalizeFrontmatterValue(agentConfig as Record<string, unknown>)
+    const prompt = typeof (agentConfig as Record<string, unknown>).prompt === "string"
+      ? ((agentConfig as Record<string, unknown>).prompt as string)
+      : ""
+
+    const frontmatter = yaml.dump(normalized, {
+      lineWidth: 1000,
+      noRefs: true,
+      sortKeys: true,
+    }).trim()
+
+    files.push({
+      fileName: `${configKey}.md`,
+      content: `---\n${frontmatter}\n---\n${prompt}\n`,
+    })
+  }
+
+  return files
+}
+
+function readManifest(manifestPath: string): AgentManifest {
+  if (!existsSync(manifestPath)) {
+    return { files: [] }
+  }
+
+  try {
+    const content = readFileSync(manifestPath, "utf-8")
+    const parsed = parseJsonc<AgentManifest>(content)
+    if (Array.isArray(parsed?.files)) {
+      return { files: parsed.files.filter((file) => typeof file === "string") }
+    }
+  } catch {
+    // Ignore malformed manifests and rebuild from scratch.
+  }
+
+  return { files: [] }
+}
+
+function writeManifest(manifestPath: string, files: string[]): void {
+  writeFileSync(manifestPath, `${JSON.stringify({ files }, null, 2)}\n`, "utf-8")
+}
+
+export function resolveBootstrapTargetDir(directory: string): string {
+  const projectPluginConfig = detectPluginConfigFile(join(directory, ".opencode"))
+  if (projectPluginConfig.format !== "none") {
+    return join(directory, ".opencode")
+  }
+
+  return getOpenCodeConfigDir({ binary: "opencode" })
+}
+
+export async function syncBootstrapAgents(params: {
+  directory: string
+  pluginConfig: OhMyOpenCodeConfig
+  targetDir?: string
+}): Promise<{ agentCount: number; targetDir: string }> {
+  const targetDir = params.targetDir ?? resolveBootstrapTargetDir(params.directory)
+  const config: Record<string, unknown> = { agent: {} }
+
+  const agentResult = await applyAgentConfig({
+    config,
+    pluginConfig: params.pluginConfig,
+    ctx: { directory: params.directory },
+    pluginComponents: createEmptyPluginComponents(),
+  })
+
+  applyToolConfig({
+    config,
+    pluginConfig: params.pluginConfig,
+    agentResult,
+  })
+
+  const files = buildBootstrapAgentFiles(agentResult)
+  const agentDir = join(targetDir, AGENT_DIRECTORY_NAME)
+  const manifestPath = join(targetDir, MANIFEST_FILE_NAME)
+  const previousManifest = readManifest(manifestPath)
+
+  mkdirSync(agentDir, { recursive: true })
+
+  const nextFileNames = new Set(files.map((file) => file.fileName))
+  for (const previousFile of previousManifest.files) {
+    if (nextFileNames.has(previousFile)) {
+      continue
+    }
+
+    rmSync(join(agentDir, previousFile), { force: true })
+  }
+
+  for (const file of files) {
+    writeFileSync(join(agentDir, file.fileName), file.content, "utf-8")
+  }
+
+  writeManifest(manifestPath, files.map((file) => file.fileName))
+
+  return {
+    agentCount: files.length,
+    targetDir,
+  }
+}