diff --git a/skillhub-cli/package.json b/skillhub-cli/package.json
index ef491bf7..c60f4c33 100644
--- a/skillhub-cli/package.json
+++ b/skillhub-cli/package.json
@@ -1,6 +1,6 @@
 {
   "name": "motovis-skillhub",
-  "version": "1.2.0",
+  "version": "1.2.3",
   "type": "module",
   "description": "SkillHub CLI - 企业级 Agent Skill 管理工具，支持命名空间",
   "bin": {
diff --git a/skillhub-cli/src/cli.ts b/skillhub-cli/src/cli.ts
index 5367e392..82a4bb53 100644
--- a/skillhub-cli/src/cli.ts
+++ b/skillhub-cli/src/cli.ts
@@ -56,13 +56,19 @@ function buildTopLevelHelp(version: string): string {
   ]));
   sections.push("");
 
-  sections.push(formatSection("Discover", [
+  sections.push(formatSection("Discover & Info", [
     { cmd: "explore", desc: "Browse or search skills from the registry", alias: "find, find-skills, search" },
+    { cmd: "inspect <slug>", desc: "View skill metadata and versions", alias: "info, view" },
+    { cmd: "resolve <slug>", desc: "Resolve the latest version of a skill" },
+    { cmd: "rating <slug>", desc: "View your rating for a skill" },
+    { cmd: "rate <slug> <score>", desc: "Rate a skill (1-5)" },
+    { cmd: "star <slug>", desc: "Star a skill" },
+    { cmd: "report <slug>", desc: "Report a skill for review" },
   ]));
   sections.push("");
 
   sections.push(formatSection("Install & Manage", [
-    { cmd: "install <source>", desc: "Install from registry, git, or local path", alias: "i" },
+    { cmd: "install <skill-name>", desc: "Install from registry, git, or local path", alias: "i" },
     { cmd: "download <slug>", desc: "Download a skill package to local directory" },
     { cmd: "update [slug]", desc: "Update installed skills from their source", alias: "up" },
     { cmd: "uninstall [name]", desc: "Uninstall a skill from local agent", alias: "un" },
@@ -77,17 +83,6 @@ function buildTopLevelHelp(version: string): string {
     { cmd: "sync [path]", desc: "Scan and publish all skills from a directory" },
     { cmd: "delete <slug>", desc: "Delete a skill you own", alias: "del, unpublish" },
     { cmd: "archive <slug>", desc: "Archive a skill you own" },
-    { cmd: "versions <slug>", desc: "List skill versions" },
-  ]));
-  sections.push("");
-
-  sections.push(formatSection("Info & Review", [
-    { cmd: "inspect <slug>", desc: "View skill metadata without installing", alias: "info, view" },
-    { cmd: "resolve <slug>", desc: "Resolve the latest version of a skill" },
-    { cmd: "rating <slug>", desc: "View your rating for a skill" },
-    { cmd: "rate <slug> <score>", desc: "Rate a skill (1-5)" },
-    { cmd: "star <slug>", desc: "Star a skill" },
-    { cmd: "report <slug>", desc: "Report a skill for review" },
   ]));
   sections.push("");
 
@@ -171,7 +166,6 @@ export async function createCli(): Promise<Command> {
     { registerReviews },
     { registerNotifications },
     { registerDelete },
-    { registerVersions },
     { registerReport },
     { registerResolve },
     { registerRating, registerRate },
@@ -200,7 +194,6 @@ export async function createCli(): Promise<Command> {
     import("./commands/reviews.js"),
     import("./commands/notifications.js"),
     import("./commands/delete.js"),
-    import("./commands/versions.js"),
     import("./commands/report.js"),
     import("./commands/resolve.js"),
     import("./commands/rating.js"),
@@ -230,7 +223,6 @@ export async function createCli(): Promise<Command> {
   registerReviews(program);
   registerNotifications(program);
   registerDelete(program);
-  registerVersions(program);
   registerReport(program);
   registerResolve(program);
   registerRating(program);
diff --git a/skillhub-cli/src/commands/inspect.ts b/skillhub-cli/src/commands/inspect.ts
index 399ab437..3037658e 100644
--- a/skillhub-cli/src/commands/inspect.ts
+++ b/skillhub-cli/src/commands/inspect.ts
@@ -1,7 +1,7 @@
 import { Command } from "commander";
 import { ApiClient } from "../core/api-client.js";
 import { ApiRoutes } from "../schema/routes.js";
-import { loadConfig, loadConfigFromProgram } from "../core/config.js";
+import { loadConfigFromProgram } from "../core/config.js";
 import { readToken } from "../core/auth-token.js";
 import { parseSkillName } from "../core/skill-name.js";
 import { info, dim, error } from "../utils/logger.js";
@@ -28,7 +28,38 @@ interface NamespaceInfo {
   status: string;
 }
 
-function printSkillDetail(detail: SkillDetailResponse) {
+interface SkillVersionItem {
+  id: number;
+  version: string;
+  status: string;
+  changelog: string | null;
+  fileCount: number;
+  totalSize: number;
+  publishedAt: string;
+  downloadAvailable: boolean;
+}
+
+interface VersionsResponse {
+  items: SkillVersionItem[];
+  total: number;
+  page: number;
+  size: number;
+}
+
+interface SkillTag {
+  id: number;
+  tagName: string;
+  versionId: number;
+  createdAt: string;
+}
+
+function formatBytes(bytes: number): string {
+  if (bytes < 1024) return `${bytes} B`;
+  if (bytes < 1024 * 1024) return `${(bytes / 1024).toFixed(1)} KB`;
+  return `${(bytes / (1024 * 1024)).toFixed(1)} MB`;
+}
+
+function printSkillDetail(detail: SkillDetailResponse, versions?: SkillVersionItem[], tags?: SkillTag[]) {
   console.log("");
   info(`${detail.displayName} (${detail.slug})`);
   dim(`Namespace: ${detail.namespace}`);
@@ -40,10 +71,29 @@ function printSkillDetail(detail: SkillDetailResponse) {
   if (detail.labels && detail.labels.length > 0) {
     dim(`Labels:    ${detail.labels.map((l) => l.name || l.slug).join(", ")}`);
   }
+
+  if (versions && versions.length > 0) {
+    console.log("");
+    info("Versions:");
+    const versionTagsMap = new Map<number, string[]>();
+    if (tags) {
+      for (const tag of tags) {
+        if (!versionTagsMap.has(tag.versionId)) {
+          versionTagsMap.set(tag.versionId, []);
+        }
+        versionTagsMap.get(tag.versionId)!.push(tag.tagName);
+      }
+    }
+    for (const v of versions) {
+      const tagStr = versionTagsMap.get(v.id)?.join(", ") || "";
+      dim(`  v${v.version}  ${v.status} · ${v.fileCount} files · ${formatBytes(v.totalSize)} · ${v.publishedAt}${tagStr ? " · tags: " + tagStr : ""}`);
+    }
+  }
+
   console.log("");
 }
 
-function printInspectHeader(detail: SkillDetailResponse) {
+function printInspectHeader(detail: SkillDetailResponse, versions?: SkillVersionItem[], tags?: SkillTag[]) {
   console.log("");
   info(`=== ${detail.displayName} ===`);
   dim(`Namespace: ${detail.namespace}`);
@@ -60,6 +110,25 @@ function printInspectHeader(detail: SkillDetailResponse) {
     console.log("");
     dim(`Labels: ${detail.labels.map((l) => l.name || l.slug).join(", ")}`);
   }
+
+  if (versions && versions.length > 0) {
+    console.log("");
+    info("Versions:");
+    const versionTagsMap = new Map<number, string[]>();
+    if (tags) {
+      for (const tag of tags) {
+        if (!versionTagsMap.has(tag.versionId)) {
+          versionTagsMap.set(tag.versionId, []);
+        }
+        versionTagsMap.get(tag.versionId)!.push(tag.tagName);
+      }
+    }
+    for (const v of versions) {
+      const tagStr = versionTagsMap.get(v.id)?.join(", ") || "";
+      dim(`  v${v.version}  ${v.status} · ${v.fileCount} files · ${formatBytes(v.totalSize)} · ${v.publishedAt}${tagStr ? " · tags: " + tagStr : ""}`);
+    }
+  }
+
   console.log("");
 }
 
@@ -69,7 +138,8 @@ export function registerInspect(program: Command) {
     .aliases(["info", "view"])
     .description("View skill metadata without installing")
     .option("--namespace <ns>", "Search in specific namespace (searches all if not specified)")
-    .action(async (slug: string, opts: { namespace?: string }) => {
+    .option("--details", "Show all versions with tags")
+    .action(async (slug: string, opts: { namespace?: string; details?: boolean }) => {
       const config = loadConfigFromProgram(program);
       const token = await readToken();
       const client = new ApiClient({ baseUrl: config.registry, token: token || undefined });
@@ -78,14 +148,29 @@ export function registerInspect(program: Command) {
       const { namespace: defaultNs, slug: parsedSlug } = parseSkillName(slug, "");
       const targetNamespace = opts.namespace || defaultNs;
 
+      async function fetchVersionsAndTags(ns: string, skillSlug: string) {
+        if (!opts.details) return { versions: undefined, tags: undefined };
+        try {
+          const [versionsResp, tagsResp] = await Promise.all([
+            client.get<VersionsResponse>(`/api/v1/skills/${ns}/${skillSlug}/versions`),
+            client.get<SkillTag[]>(`/api/v1/skills/${ns}/${skillSlug}/tags`).catch(() => [] as SkillTag[]),
+          ]);
+          return { versions: versionsResp.items || [], tags: tagsResp || [] };
+        } catch {
+          return { versions: undefined, tags: undefined };
+        }
+      }
+
       if (targetNamespace) {
         const detail = await client.get<SkillDetailResponse>(
           `${ApiRoutes.skillDetail.replace("{namespace}", targetNamespace).replace("{slug}", parsedSlug)}`
         );
+        const { versions, tags } = await fetchVersionsAndTags(targetNamespace, parsedSlug);
         if (isJson) {
-          console.log(JSON.stringify(detail, null, 2));
+          const output = opts.versions ? { ...detail, versions, tags } : detail;
+          console.log(JSON.stringify(output, null, 2));
         } else {
-          printSkillDetail(detail);
+          printSkillDetail(detail, versions, tags);
         }
         return;
       }
@@ -95,6 +180,7 @@ export function registerInspect(program: Command) {
       if (!namespaces || namespaces.length === 0) {
         error("No namespaces found. You may need to log in.");
         process.exitCode = 1;
+        return;
       }
 
       const searchPromises = namespaces.map(async (ns) => {
@@ -117,19 +203,30 @@ export function registerInspect(program: Command) {
           dim(`Tried namespaces: ${namespaces.map((n) => n.slug).join(", ")}`);
         }
         process.exitCode = 1;
+        return;
       }
 
       if (isJson) {
         if (matches.length === 1) {
-          console.log(JSON.stringify(matches[0], null, 2));
+          const { versions, tags } = await fetchVersionsAndTags(matches[0].namespace, matches[0].slug);
+          const output = opts.details ? { ...matches[0], versions, tags } : matches[0];
+          console.log(JSON.stringify(output, null, 2));
         } else {
-          console.log(JSON.stringify(matches, null, 2));
+          const outputs = await Promise.all(
+            matches.map(async (m) => {
+              const { versions, tags } = await fetchVersionsAndTags(m.namespace, m.slug);
+              return opts.details ? { ...m, versions, tags } : m;
+            })
+          );
+          console.log(JSON.stringify(outputs, null, 2));
         }
       } else if (matches.length === 1) {
-        printSkillDetail(matches[0]);
+        const { versions, tags } = await fetchVersionsAndTags(matches[0].namespace, matches[0].slug);
+        printSkillDetail(matches[0], versions, tags);
       } else {
         for (const detail of matches) {
-          printInspectHeader(detail);
+          const { versions, tags } = await fetchVersionsAndTags(detail.namespace, detail.slug);
+          printInspectHeader(detail, versions, tags);
         }
       }
     });
diff --git a/skillhub-cli/src/commands/install.ts b/skillhub-cli/src/commands/install.ts
index 03a64a6d..bb48ae2c 100644
--- a/skillhub-cli/src/commands/install.ts
+++ b/skillhub-cli/src/commands/install.ts
@@ -12,11 +12,12 @@ import { getAllAgents, detectInstalledAgents, isUniversalForScope, getAgentTarge
 import { parseSource, getCloneUrl } from "../core/source-parser.js";
 import { addToLock } from "../core/skill-lock.js";
 import { success, error, info, dim } from "../utils/logger.js";
+import chalk from "chalk";
 import unzipper from "unzipper";
 import { multiSelect, sectionMultiSelect } from "../utils/prompts.js";
 import { searchMultiselect, cancelSymbol } from "../utils/search-multiselect.js";
 import { runInteractiveSearch, searchSkills } from "../core/interactive-search.js";
-import type { SkillVersionItem } from "./versions.js";
+import type { SkillVersionItem } from "../schema/routes.js";
 
 interface SkillTag {
   id: number;
@@ -196,9 +197,56 @@ function buildAgentSummary(targetAgents: AgentInfo[], mode: "symlink" | "copy",
   return lines;
 }
 
+function buildInstallHelp(cmd: Command): string {
+  const lines: string[] = [];
+
+  lines.push(`${chalk.bold("Usage:")} skillhub install|i [options] ${chalk.cyan("<skill-name>")}`);
+  lines.push("");
+  lines.push("Install skills from registry, git repositories, or local paths");
+  lines.push("");
+
+  lines.push(chalk.bold("Arguments:"));
+  lines.push(`  ${chalk.cyan("skill-name")}                Skill name or namespace/skill-name from registry`);
+  lines.push("");
+
+  lines.push(chalk.bold("Source Options:"));
+  lines.push(`  ${chalk.cyan("-a, --add <source>")}        Install from GitHub or local path (alias for --from)`);
+  lines.push(`  ${chalk.cyan("--from <source>")}           Install from GitHub or local path (alias for -a)`);
+  lines.push("");
+
+  lines.push(chalk.bold("Target Options:"));
+  lines.push(`  ${chalk.cyan("--agent <agents...>")}       Target specific agents`);
+  lines.push(`  ${chalk.cyan("-g, --global")}              Install to global scope`);
+  lines.push("");
+
+  lines.push(chalk.bold("Version Options:"));
+  lines.push(`  ${chalk.cyan("-v, --skill-version <ver>")}  Install specific version (non-interactive)`);
+  lines.push(`  ${chalk.cyan("--tag <tag>")}               Install specific tag (non-interactive, resolves to version)`);
+  lines.push("");
+
+  lines.push(chalk.bold("Mode Options:"));
+  lines.push(`  ${chalk.cyan("--copy")}                    Copy instead of symlink`);
+  lines.push(`  ${chalk.cyan("--list")}                    List available skills without installing`);
+  lines.push("");
+
+  lines.push(chalk.bold("Other Options:"));
+  lines.push(`  ${chalk.cyan("-y, --yes")}                 Skip all prompts`);
+  lines.push(`  ${chalk.cyan("-h, --help")}                Display help for command`);
+  lines.push("");
+
+  lines.push(chalk.bold("Examples:"));
+  lines.push(chalk.dim("  skillhub install vision2group/fork-workflow         Install a skill from registry"));
+  lines.push(chalk.dim("  skillhub install my-skill --from ./local/path       Install from local directory"));
+  lines.push(chalk.dim("  skillhub install my-skill --from github.com/user/repo Install from GitHub"));
+  lines.push(chalk.dim("  skillhub install my-skill -g --yes                  Install globally, skip prompts"));
+  lines.push(chalk.dim("  skillhub install my-skill --tag v1.0.0              Install specific tag"));
+
+  return lines.join("\n");
+}
+
 export function registerInstall(program: Command) {
-  program
-    .command("install <source>")
+  const installCmd = program
+    .command("install <skill-name>")
     .alias("i")
     .description("Install skills from registry, git repositories, or local paths")
     .option("-a, --add <source>", "Install from GitHub or local path (alias for --from)")
@@ -210,7 +258,14 @@ export function registerInstall(program: Command) {
     .option("--list", "List available skills without installing")
     .option("-v, --skill-version <ver>", "Install specific version (non-interactive)")
     .option("--tag <tag>", "Install specific tag (non-interactive, resolves to version)")
-    .action(async (source: string, opts: Record<string, string | string[] | boolean>) => {
+    .configureHelp({ showGlobalOptions: true });
+
+  const originalHelp = installCmd.helpInformation.bind(installCmd);
+  installCmd.helpInformation = () => {
+    return buildInstallHelp(installCmd);
+  };
+
+  installCmd.action(async (source: string, opts: Record<string, string | string[] | boolean>) => {
       const fromSource = (opts.from || opts.add) as string | undefined;
 
       let effectiveSource: SourceType;
@@ -316,10 +371,18 @@ async function installFromRegistry(
 
   // Present version selection
   let selectedVersion: string = "latest";
-  if (opts.yes && opts.skillVersion) {
-    selectedVersion = String(opts.skillVersion);
-  } else if (opts.yes && opts.tag) {
-    // Non-interactive: resolve tag to version
+  if (opts.skillVersion) {
+    selectedVersion = String(opts.skillVersion).replace(/^v/, "");
+    const versionExists = versions.some((v) => v.version === selectedVersion);
+    if (!versionExists) {
+      spinner.fail(`Version not found: ${opts.skillVersion}`);
+      if (versions.length > 0) {
+        info(`Available versions: ${versions.map((v) => v.version).join(", ")}`);
+      }
+      process.exitCode = 1;
+      return;
+    }
+  } else if (opts.tag) {
     for (const [vid, tags] of versionTagsMap) {
       if (tags.includes(opts.tag as string)) {
         const v = versions.find((ver) => ver.id === vid);
@@ -383,6 +446,7 @@ async function installFromRegistry(
     spinner.fail(`Skill not found: ${ns}/${actualSlug}`);
     await rm(tmpDir, { recursive: true, force: true });
     process.exitCode = 1;
+    return;
   }
 
   const fileStream = createWriteStream(zipPath);
diff --git a/skillhub-cli/src/commands/versions.ts b/skillhub-cli/src/commands/versions.ts
index 87c79eab..3c74df73 100644
--- a/skillhub-cli/src/commands/versions.ts
+++ b/skillhub-cli/src/commands/versions.ts
@@ -30,11 +30,27 @@ function formatBytes(bytes: number): string {
   return `${(bytes / (1024 * 1024)).toFixed(1)} MB`;
 }
 
+interface SkillDetailResponse {
+  id: number;
+  namespace: string;
+  slug: string;
+  displayName: string;
+  ownerDisplayName: string;
+  summary: string;
+  visibility: string;
+  status: string;
+  starCount: number;
+  downloadCount: number;
+  labels: Array<{ slug: string; name: string }>;
+  publishedVersion?: { version: string };
+}
+
 export function registerVersions(program: Command) {
   program
     .command("versions <slug>")
     .description("List skill versions")
-    .action(async (slug: string) => {
+    .option("--detail", "Show additional skill metadata (stars, downloads, summary)")
+    .action(async (slug: string, opts: { detail?: boolean }) => {
       try {
         const { namespace, slug: skillSlug } = parseSkillName(slug);
         const config = loadConfigFromProgram(program);
@@ -86,7 +102,25 @@ export function registerVersions(program: Command) {
           return;
         }
 
-        if (targetNamespace !== "global") {
+        if (opts.detail) {
+          try {
+            const detail = await client.get<SkillDetailResponse>(
+              `/api/v1/skills/${targetNamespace}/${targetSlug}`
+            );
+            console.log("");
+            info(`${detail.displayName} (${detail.slug})`);
+            dim(`Namespace: ${detail.namespace}`);
+            dim(`Author:    ${detail.ownerDisplayName}`);
+            dim(`Stars:     ${detail.starCount}  Downloads: ${detail.downloadCount}`);
+            if (detail.summary) console.log(`\n${detail.summary}`);
+            if (detail.labels && detail.labels.length > 0) {
+              dim(`Labels:    ${detail.labels.map((l) => l.name || l.slug).join(", ")}`);
+            }
+            console.log("");
+          } catch {}
+        }
+
+        if (targetNamespace !== "global" && !opts.detail) {
           success(`${targetNamespace}/${targetSlug}`);
         }
         for (const v of versions) {
diff --git a/skillhub-cli/src/schema/routes.ts b/skillhub-cli/src/schema/routes.ts
index 662242f7..d0411f71 100644
--- a/skillhub-cli/src/schema/routes.ts
+++ b/skillhub-cli/src/schema/routes.ts
@@ -65,3 +65,21 @@ export interface SkillsListResponse {
   }>;
   nextCursor: string | null;
 }
+
+export interface SkillVersionItem {
+  id: number;
+  version: string;
+  status: string;
+  changelog: string | null;
+  fileCount: number;
+  totalSize: number;
+  publishedAt: string;
+  downloadAvailable: boolean;
+}
+
+export interface VersionsResponse {
+  items: SkillVersionItem[];
+  total: number;
+  page: number;
+  size: number;
+}
diff --git a/skillhub-cli/tests/commands.test.ts b/skillhub-cli/tests/commands.test.ts
index b33b9a7f..6b90d9dc 100644
--- a/skillhub-cli/tests/commands.test.ts
+++ b/skillhub-cli/tests/commands.test.ts
@@ -5,7 +5,6 @@ import { registerWhoami } from "../src/commands/whoami.js";
 import { registerLogin } from "../src/commands/login.js";
 import { registerPublish } from "../src/commands/publish.js";
 import { registerMe } from "../src/commands/me.js";
-import { registerVersions } from "../src/commands/versions.js";
 import { registerNotifications } from "../src/commands/notifications.js";
 import { registerReviews } from "../src/commands/reviews.js";
 import { registerNamespaces } from "../src/commands/namespaces.js";
@@ -70,12 +69,6 @@ describe("Command registrations", () => {
     expect(subNames).toContain("stars");
   });
 
-  it("registers versions command", () => {
-    const program = new Command();
-    registerVersions(program);
-    expect(getCommandNames(program)).toContain("versions");
-  });
-
   it("registers notifications command with subcommands", () => {
     const program = new Command();
     registerNotifications(program);