fix(cli): write embedding base url in --setup

honcho-cli/CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+### Fixed
+
+- `--setup` for openai-compatible writes `EMBEDDING_MODEL_CONFIG__OVERRIDES__BASE_URL` into the profile `.env` alongside `LLM_OPENAI_BASE_URL`
+
 ## [0.1.3] - 2026-08-25
 
 ### Added

honcho-cli/src/honcho_cli/local/setup.py

@@ -14,11 +14,7 @@ from pathlib import Path
 import typer
 from rich.console import Console
 
-from honcho_cli.local.env import (
-    is_placeholder_key,
-    read_env_file,
-    settings_from_environ,
-)
+from honcho_cli.local.env import is_placeholder_key, read_env_file, settings_from_environ
 from honcho_cli.output import print_error
 
 SETUP_MODES = ("basic", "advanced")
@@ -145,6 +141,10 @@ def answers_to_env(answers: SetupAnswers) -> dict[str, str]:
     env[_PROVIDER_KEY_ENV[answers.provider]] = answers.api_key
     if answers.base_url:
         env["LLM_OPENAI_BASE_URL"] = answers.base_url
+        # Embeddings do not inherit this URL; write it so OpenRouter/vLLM
+        # keys are not sent to api.openai.com.
+        if (answers.embedding_transport or "openai") == "openai":
+            env["EMBEDDING_MODEL_CONFIG__OVERRIDES__BASE_URL"] = answers.base_url
 
     if answers.embedding_api_key and answers.embedding_key_transport:
         embed_key = (
@@ -188,9 +188,13 @@ def answers_to_env(answers: SetupAnswers) -> dict[str, str]:
 
 def answers_drop_keys(answers: SetupAnswers) -> tuple[str, ...]:
     """Keys to remove so a previous wizard run cannot leak into this one."""
-    if answers.provider == "openai-compatible":
-        return ()
-    return ("LLM_OPENAI_BASE_URL",)
+    drop: list[str] = []
+    if answers.provider != "openai-compatible":
+        drop.append("LLM_OPENAI_BASE_URL")
+    embed_openai = (answers.embedding_transport or "openai") == "openai"
+    if answers.provider != "openai-compatible" or not embed_openai:
+        drop.append("EMBEDDING_MODEL_CONFIG__OVERRIDES__BASE_URL")
+    return tuple(drop)
 
 
 def run_setup(

honcho-cli/tests/test_setup.py

@@ -5,6 +5,7 @@ from __future__ import annotations
 from honcho_cli.local.setup import (
     DIALECTIC_LEVELS,
     SetupAnswers,
+    answers_drop_keys,
     answers_to_env,
     chat_model_default,
     load_toml_setup_defaults,
@@ -46,6 +47,33 @@ def test_basic_anthropic_keeps_openai_embeddings_default():
     assert "EMBEDDING_MODEL_CONFIG__TRANSPORT" not in env
 
 
+def test_openai_compatible_copies_base_url_to_embeddings():
+    env = answers_to_env(
+        SetupAnswers(
+            mode="basic",
+            provider="openai-compatible",
+            api_key="sk-or-test",
+            chat_model="gpt-test",
+            base_url="https://openrouter.ai/api/v1",
+        )
+    )
+    assert env["LLM_OPENAI_BASE_URL"] == "https://openrouter.ai/api/v1"
+    assert (
+        env["EMBEDDING_MODEL_CONFIG__OVERRIDES__BASE_URL"]
+        == "https://openrouter.ai/api/v1"
+    )
+
+
+def test_leaving_openai_compatible_drops_proxy_urls():
+    dropped = answers_drop_keys(
+        SetupAnswers(
+            mode="basic", provider="openai", api_key="sk", chat_model="gpt-test"
+        )
+    )
+    assert "LLM_OPENAI_BASE_URL" in dropped
+    assert "EMBEDDING_MODEL_CONFIG__OVERRIDES__BASE_URL" in dropped
+
+
 def test_chat_default_comes_from_image_toml(tmp_path):
     path = tmp_path / "config.toml"
     path.write_text(