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

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"],
 }