diff --git a/taicpp/src/cli/cli.cpp b/taicpp/src/cli/cli.cpp
index 86ddb36..7a58930 100644
--- a/taicpp/src/cli/cli.cpp
+++ b/taicpp/src/cli/cli.cpp
@@ -12,7 +12,7 @@ std::string Parser::helpText() {
         "  --serve-mcp KEY --mcp-port PORT --mcp-bind HOST\n"
         "  --telegram --scheduler --install --install-telegram --uninstall-telegram\n"
         "  --plexer-wrap --mplex COMMAND... --demo --demo-shot --tui --tui-local --theme NAME\n"
-        "  --help (-h)\n  version ") + std::string(kVersion.data()) + "\n";
+        "  --help (-h)\n  version ") + std::string(kVersion) + "\n";
 }
 Options Parser::parseOpts(int argc, char** argv) {
     Options o;
@@ -51,6 +51,16 @@ Options Parser::parseOpts(int argc, char** argv) {
         else if (a=="--mplex") { o.mplex = std::vector<std::string>{}; while (++i<argc) o.mplex->push_back(argv[i]); break; }
         else if (a=="--demo") o.demo = true;
         else if (a=="--demo-shot") o.demo_shot = true;
+        else if (a=="--model") { if(i+1<argc) o.model=argv[++i]; }
+        else if (a=="--driver") { if(i+1<argc) o.driver=argv[++i]; }
+        else if (a=="--task") { if(i+1<argc) o.task=argv[++i]; }
+        else if (a=="--cwd") { if(i+1<argc) o.cwd=argv[++i]; }
+        else if (a=="--argv") { if(i+1<argc) o.argv=argv[++i]; }
+        else if (a=="--binary") { if(i+1<argc) o.binary=argv[++i]; }
+        else if (a=="--max-risk") { if(i+1<argc) o.max_risk=argv[++i]; }
+        else if (a=="--auto-answer") { if(i+1<argc) o.auto_answer=argv[++i]; }
+        else if (a=="--allow-tool") { if(i+1<argc) o.allow_tool.push_back(argv[++i]); }
+        else if (a=="--deny-tool") { if(i+1<argc) o.deny_tool.push_back(argv[++i]); }
         else if (a=="--tui") o.tui = true;
         else if (a=="--tui-local") o.tui_local = true;
         else if (a=="--theme") nxt(o.theme);
@@ -69,7 +79,7 @@ Command Parser::parse(int argc, char** argv) {
     return c;
 }
 int Command::run() {
-    if (opts.version || name=="--version") { std::puts(kVersion.data()); return 0; }
+    if (opts.version || name=="--version") { std::puts(std::string(kVersion).c_str()); return 0; }
     std::fputs(Parser::helpText().c_str(), stdout);
     return 0;
 }
diff --git a/taicpp/src/cli/cli.h b/taicpp/src/cli/cli.h
index 3d3c653..3b38901 100644
--- a/taicpp/src/cli/cli.h
+++ b/taicpp/src/cli/cli.h
@@ -22,6 +22,9 @@ struct Options {
     std::optional<std::vector<std::string>> mplex;  // REMAINDER
     bool demo = false, demo_shot = false, tui = false, tui_local = false;
     std::optional<std::string> theme;
+    std::string model, driver, task, cwd, argv, binary;
+    std::string max_risk = "low", auto_answer;
+    std::vector<std::string> allow_tool, deny_tool;
     bool help = false;
     std::vector<std::string> prompt;
 };
diff --git a/taicpp/tests/e2e_diff.sh b/taicpp/tests/e2e_diff.sh
new file mode 100755
index 0000000..998daf1
--- /dev/null
+++ b/taicpp/tests/e2e_diff.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+# e2e: same prompt via tai.py stubs vs detz; diff behavior
+P="$1"
+PY=$(cd .. && timeout 20 python3 tai.py --help 2>&1 | head -3)
+DZ=$(timeout 20 ./build/detz --help 2>&1 | head -3)
+echo "--- tai.py:"; echo "$PY" | head -2
+echo "--- detz:"; echo "$DZ" | head -2