feat(cli): remove mem0 version subcommand from md files and fix help --json in the Python CLI (#6773)

cli/README.md

@@ -60,9 +60,8 @@ mem0 delete <memory-id>
 | `mem0 entity` | List or delete entities (users, agents, apps, runs) |
 | `mem0 event` | Inspect background processing events (bulk deletes, large add jobs) |
 | `mem0 status` | Verify API connection and display current project |
-| `mem0 version` | Print the CLI version |
 
-Run `mem0 <command> --help` for detailed usage on any command.
+Run `mem0 <command> --help` for detailed usage on any command, or `mem0 --version` to print the CLI version.
 
 ## Agent mode
 

cli/node/README.md

@@ -232,14 +232,6 @@ Verify your API connection and display the current project.
 mem0 status
 ```
 
-### `mem0 version`
-
-Print the CLI version.
-
-```bash
-mem0 version
-```
-
 ## Agent mode
 
 Pass `--agent` (or its alias `--json`) as a **global flag** on any command to get output designed for AI agent tool loops:
@@ -298,6 +290,8 @@ These flags are available on all commands:
 | `--base-url` | Override the configured API base URL for this request |
 | `-o, --output` | Set the output format |
 
+`mem0 --version` prints the CLI version. It is only valid before a subcommand, not after one.
+
 ## Environment variables
 
 | Variable | Description |

cli/node/development.md

@@ -51,7 +51,7 @@ pnpm link --global
 
 # Now use it like a normal CLI
 mem0 --help
-mem0 version
+mem0 --version
 ```
 
 > **Warning:** If you also have the Python CLI installed, both register the `mem0` command. The last one linked/installed wins. Unlink with `pnpm unlink --global`.

cli/node/src/commands/utils.ts

@@ -1,5 +1,5 @@
 /**
- * Utility commands: status, version, import.
+ * Utility commands: status, import.
  */
 
 import fs from "node:fs";
@@ -8,7 +8,6 @@ import type { Backend } from "../backend/base.js";
 import { colors, printError, printSuccess, timedStatus } from "../branding.js";
 import { formatAgentEnvelope, formatJsonEnvelope } from "../output.js";
 import { setCurrentCommand } from "../state.js";
-import { CLI_VERSION } from "../version.js";
 
 const { brand, dim, success, error: errorColor } = colors;
 
@@ -82,10 +81,6 @@ export async function cmdStatus(
 	console.log();
 }
 
-export function cmdVersion(): void {
-	console.log(`  ${brand("◆ Mem0")} CLI v${CLI_VERSION}`);
-}
-
 export async function cmdImport(
 	backend: Backend,
 	filePath: string,

cli/node/src/index.ts

@@ -858,8 +858,8 @@ program
 	.addHelpText("after", "\nExamples:\n  $ mem0 help\n  $ mem0 help --json")
 	.action((opts) => {
 		// opts.json is set when `mem0 help --json` is used (subcommand flag).
-		// program.opts().json is set when the root --json global flag was used first.
-		if (opts.json || program.opts().json) {
+		// program.opts().json/.agent is set when a root global flag was used first.
+		if (opts.json || program.opts().json || program.opts().agent) {
 			// Load spec from parent directory
 			const __dirname = path.dirname(fileURLToPath(import.meta.url));
 			const specPath = path.join(__dirname, "..", "..", "cli-spec.json");

cli/node/tests/cli-integration.test.ts

@@ -44,15 +44,25 @@ describe("CLI Integration — help and version", () => {
     expect(result.stdout).toContain("search");
   });
 
-  it("help --json produces valid JSON", () => {
-    const result = run(["help", "--json"]);
-    expect(result.exitCode).toBe(0);
-    const parsed = JSON.parse(result.stdout);
-    // spec may have cli.name or top-level name
-    const name = parsed.name ?? parsed.cli?.name;
-    expect(name).toBe("mem0");
+  it("prints the version with --version, and has no version subcommand", () => {
+    const flag = run(["--version"]);
+    expect(flag.exitCode).toBe(0);
+    expect(flag.stdout).toContain("Mem0");
+    expect(run(["version"]).exitCode).not.toBe(0);
   });
 
+  it.each([["help", "--json"], ["--json", "help"], ["--agent", "help"]])(
+    "%s %s produces valid JSON",
+    (...args) => {
+      const result = run(args);
+      expect(result.exitCode).toBe(0);
+      const parsed = JSON.parse(result.stdout);
+      // spec may have cli.name or top-level name
+      const name = parsed.name ?? parsed.cli?.name;
+      expect(name).toBe("mem0");
+    },
+  );
+
   it("shows add help", () => {
     const result = run(["add", "--help"]);
     expect(result.exitCode).toBe(0);

cli/node/tests/option-parity.test.ts

@@ -16,18 +16,45 @@ const OPENAPI_PATH = path.join(
 	"openapi.json",
 );
 
-const KNOWN_UNSURFACED: Record<string, Record<string, string>> = {};
+const KNOWN_UNSURFACED: Record<string, Record<string, string>> = {
+	"/v3/memories/add/": {
+		includes: "extraction hint, no CLI flag yet",
+		excludes: "extraction hint, no CLI flag yet",
+		enable_graph: "graph memory toggle, no CLI flag yet",
+		output_format: "response envelope is pinned by the CLI",
+		prompt_profile_id: "no CLI flag yet",
+		temporal_reasoning: "no CLI flag yet",
+		timezone: "no CLI flag yet",
+		observation_datetime: "no CLI flag yet, --timestamp backdates instead",
+		observation_date: "no CLI flag yet, --timestamp backdates instead",
+	},
+	"/v3/memories/search/": {
+		categories: "expressible through --filter",
+		metadata: "expressible through --filter",
+	},
+	"/v3/memories/": {
+		start_date: "covered by --after via filters.created_at.gte",
+		end_date: "covered by --before via filters.created_at.lte",
+		categories: "covered by --category via filters.categories",
+		fields: "no CLI flag yet",
+		keywords: "no CLI flag yet",
+	},
+};
 
 const ADD_MAPPING: Record<string, string[]> = {
 	messages: ["--messages", "--file", "text"],
 	user_id: ["--user-id"],
 	agent_id: ["--agent-id"],
+	app_id: ["--app-id"],
 	run_id: ["--run-id"],
 	metadata: ["--metadata"],
 	expiration_date: ["--expires"],
 	custom_instructions: ["--custom-instructions"],
 	custom_categories: ["--custom-categories"],
 	infer: ["--no-infer"],
+	immutable: ["--immutable"],
+	structured_data_schema: ["--structured-data-schema"],
+	timestamp: ["--timestamp"],
 };
 
 const SEARCH_MAPPING: Record<string, string[]> = {
@@ -38,6 +65,7 @@ const SEARCH_MAPPING: Record<string, string[]> = {
 	threshold: ["--threshold"],
 	rerank: ["--rerank"],
 	reference_date: ["--reference-date"],
+	fields: ["--fields"],
 };
 
 const LIST_MAPPING: Record<string, string[]> = {
@@ -50,6 +78,8 @@ const LIST_MAPPING: Record<string, string[]> = {
 		"--before",
 	],
 	show_expired: ["--show-expired"],
+	page: ["--page"],
+	page_size: ["--page-size"],
 };
 
 function documentedFields(endpoint: string): string[] {

cli/python/README.md

@@ -241,14 +241,6 @@ Verify your API connection and display the current project.
 mem0 status
 ```
 
-### `mem0 version`
-
-Print the CLI version.
-
-```bash
-mem0 version
-```
-
 ## Agent mode
 
 Pass `--agent` (or its alias `--json`) as a **global flag** on any command to get output designed for AI agent tool loops:
@@ -307,6 +299,8 @@ These flags are available on all commands:
 | `--base-url` | Override the configured API base URL for this request |
 | `-o, --output` | Set the output format |
 
+`mem0 --version` prints the CLI version. It is only valid before a subcommand, not after one.
+
 ## Environment variables
 
 | Variable | Description |

cli/python/development.md

@@ -80,7 +80,7 @@ mem0 --help
 # Using Python directly (with venv activated)
 source .venv/bin/activate
 mem0 --help
-mem0 version
+mem0 --version
 
 # Or run without activating
 .venv/bin/mem0 --help

cli/python/src/mem0_cli/app.py

@@ -1350,8 +1350,10 @@ def help(
       mem0 help
       mem0 help --json
     """
-    if json:
-        console.print(_json.dumps(_build_help_json(), indent=2))
+    from mem0_cli.state import is_agent_mode
+
+    if json or is_agent_mode():
+        console.print_json(_json.dumps(_build_help_json()))
     else:
         console.print(
             f"[{BRAND_COLOR}]◆ mem0 CLI[/] v{__version__} — The Memory Layer for AI Agents\n"

cli/python/tests/test_cli_integration.py

@@ -7,6 +7,7 @@ boundaries).
 
 from __future__ import annotations
 
+import json
 import os
 import re
 import subprocess
@@ -84,6 +85,31 @@ class TestCLIIntegration:
         assert "add" in result.stdout
         assert "search" in result.stdout
 
+    def test_version_flag_only(self):
+        from mem0_cli import __version__
+
+        flag = _run(["--version"])
+        assert flag.returncode == 0
+        assert __version__ in flag.stdout
+        assert _run(["version"]).returncode != 0
+
+    @pytest.mark.parametrize(
+        "args",
+        [["help", "--json"], ["--json", "help"], ["help", "--agent"], ["--agent", "help"]],
+    )
+    def test_help_json_produces_valid_json(self, args):
+        result = _run(args)
+        assert result.returncode == 0
+        spec = json.loads(result.stdout)
+        assert spec["name"] == "mem0"
+        assert "add" in spec["commands"]
+
+    def test_help_without_json_is_text(self):
+        result = _run(["help"])
+        assert result.returncode == 0
+        with pytest.raises(json.JSONDecodeError):
+            json.loads(result.stdout)
+
     def test_add_help(self):
         result = _run(["add", "--help"])
         assert result.returncode == 0

cli/python/tests/test_option_parity.py

@@ -10,18 +10,39 @@ from mem0_cli.app import app
 REPO_ROOT = Path(__file__).resolve().parents[3]
 OPENAPI_PATH = REPO_ROOT / "docs" / "openapi.json"
 
-KNOWN_UNSURFACED: dict[tuple[str, str], str] = {}
+KNOWN_UNSURFACED: dict[tuple[str, str], str] = {
+    ("/v3/memories/add/", "includes"): "extraction hint, no CLI flag yet",
+    ("/v3/memories/add/", "excludes"): "extraction hint, no CLI flag yet",
+    ("/v3/memories/add/", "enable_graph"): "graph memory toggle, no CLI flag yet",
+    ("/v3/memories/add/", "output_format"): "response envelope is pinned by the CLI",
+    ("/v3/memories/add/", "prompt_profile_id"): "no CLI flag yet",
+    ("/v3/memories/add/", "temporal_reasoning"): "no CLI flag yet",
+    ("/v3/memories/add/", "timezone"): "no CLI flag yet",
+    ("/v3/memories/add/", "observation_datetime"): "no CLI flag yet, --timestamp backdates instead",
+    ("/v3/memories/add/", "observation_date"): "no CLI flag yet, --timestamp backdates instead",
+    ("/v3/memories/search/", "categories"): "expressible through --filter",
+    ("/v3/memories/search/", "metadata"): "expressible through --filter",
+    ("/v3/memories/", "start_date"): "covered by --after via filters.created_at.gte",
+    ("/v3/memories/", "end_date"): "covered by --before via filters.created_at.lte",
+    ("/v3/memories/", "categories"): "covered by --category via filters.categories",
+    ("/v3/memories/", "fields"): "no CLI flag yet",
+    ("/v3/memories/", "keywords"): "no CLI flag yet",
+}
 
 ADD_MAPPING: dict[str, list[str]] = {
     "messages": ["messages", "file", "text"],
     "user_id": ["user_id"],
     "agent_id": ["agent_id"],
+    "app_id": ["app_id"],
     "run_id": ["run_id"],
     "metadata": ["metadata"],
     "expiration_date": ["expires"],
     "custom_instructions": ["custom_instructions"],
     "custom_categories": ["custom_categories"],
     "infer": ["no_infer"],
+    "immutable": ["immutable"],
+    "structured_data_schema": ["structured_data_schema"],
+    "timestamp": ["timestamp"],
 }
 
 SEARCH_MAPPING: dict[str, list[str]] = {
@@ -32,11 +53,14 @@ SEARCH_MAPPING: dict[str, list[str]] = {
     "threshold": ["threshold"],
     "rerank": ["rerank"],
     "reference_date": ["reference_date"],
+    "fields": ["fields"],
 }
 
 LIST_MAPPING: dict[str, list[str]] = {
     "filters": ["user_id", "agent_id", "run_id", "category", "after", "before"],
     "show_expired": ["show_expired"],
+    "page": ["page"],
+    "page_size": ["page_size"],
 }