diff --git a/aider/commands.py b/aider/commands.py
index b98e1f961..9c9f7d004 100644
--- a/aider/commands.py
+++ b/aider/commands.py
@@ -6,8 +6,8 @@ from pathlib import Path
 
 import git
 
-from aider import models, prompts, voice
-from aider.help import Help, PipInstallHF
+from aider import models, prompts, utils, voice
+from aider.help import Help
 from aider.llm import litellm
 from aider.scrape import Scraper
 from aider.utils import is_image_file
@@ -662,19 +662,22 @@ class Commands:
         from aider.coders import Coder
 
         if not self.help:
-            try:
-                self.help = Help()
-            except PipInstallHF as err:
-                self.io.tool_error(str(err))
-                if self.io.confirm_ask("Run pip install?", default="y"):
-                    try:
-                        self.help = Help(pip_install=True)
-                    except PipInstallHF:
-                        pass
+            pip_install_cmd = [
+                "aider-chat[hf-embed]",
+                "--extra-index-url",
+                "https://download.pytorch.org/whl/cpu",
+            ]
+            res = utils.check_pip_install_extra(
+                self.io,
+                "llama_index.embeddings.huggingface",
+                "To use interactive /help you need to install HuggingFace embeddings",
+                pip_install_cmd,
+            )
+            if not res:
+                self.io.tool_error("Unable to initialize interactive help.")
+                return
 
-        if not self.help:
-            self.io.tool_error("Unable to initialize interactive help.")
-            return
+            self.help = Help()
 
         coder = Coder.create(
             main_model=self.coder.main_model,
diff --git a/aider/help.py b/aider/help.py
index d93b411ff..41fba92a1 100755
--- a/aider/help.py
+++ b/aider/help.py
@@ -6,7 +6,7 @@ from pathlib import Path
 
 import importlib_resources
 
-from aider import __version__, utils
+from aider import __version__
 from aider.dump import dump  # noqa: F401
 from aider.help_pats import exclude_website_pats
 
@@ -87,35 +87,10 @@ def get_index():
     return index
 
 
-class PipInstallHF(Exception):
-    pass
-
-
-pip_install_cmd = [
-    "aider-chat[hf-embed]",
-    "--extra-index-url",
-    "https://download.pytorch.org/whl/cpu",
-]
-
-pip_install_error = """
-To use interactive /help you need to install HuggingFace embeddings:
-
-{cmd}
-
-"""  # noqa: E231
-
-
 class Help:
     def __init__(self, pip_install=False):
-        cmd = utils.get_pip_install(pip_install_cmd)
-        if pip_install:
-            utils.run_install(cmd)
-
-        try:
-            from llama_index.core import Settings
-            from llama_index.embeddings.huggingface import HuggingFaceEmbedding
-        except ImportError:
-            raise PipInstallHF(pip_install_error.format(cmd=' '.join(cmd)))
+        from llama_index.core import Settings
+        from llama_index.embeddings.huggingface import HuggingFaceEmbedding
 
         os.environ["TOKENIZERS_PARALLELISM"] = "true"
         Settings.embed_model = HuggingFaceEmbedding(model_name="BAAI/bge-small-en-v1.5")
diff --git a/aider/main.py b/aider/main.py
index 8e52501f4..a8c9de437 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -148,6 +148,15 @@ def scrub_sensitive_info(args, text):
     return text
 
 
+def check_streamlit_install(io):
+    return utils.check_pip_install_extra(
+        io,
+        "streamlit",
+        "You need to install the aider browser feature",
+        ["aider-chat[browser]"],
+    )
+
+
 def launch_gui(args):
     from streamlit.web import cli
 
@@ -318,10 +327,6 @@ def main(argv=None, input=None, output=None, force_git_root=None, return_coder=F
 
         litellm.client_session = httpx.Client(verify=False)
 
-    if args.gui and not return_coder:
-        launch_gui(argv)
-        return
-
     if args.dark_mode:
         args.user_input_color = "#32FF32"
         args.tool_error_color = "#FF3333"
@@ -355,6 +360,12 @@ def main(argv=None, input=None, output=None, force_git_root=None, return_coder=F
         editingmode=editing_mode,
     )
 
+    if args.gui and not return_coder:
+        if not check_streamlit_install(io):
+            return
+        launch_gui(argv)
+        return
+
     for fname in loaded_dotenvs:
         io.tool_output(f"Loaded {fname}")
 
diff --git a/aider/utils.py b/aider/utils.py
index 3efdb84da..2d80c84f2 100644
--- a/aider/utils.py
+++ b/aider/utils.py
@@ -1,8 +1,8 @@
+import itertools
 import os
 import subprocess
 import sys
 import tempfile
-import itertools
 from pathlib import Path
 
 import git
@@ -182,7 +182,6 @@ def split_chat_history_markdown(text, include_tool=False):
 
 
 def get_pip_install(args):
-
     cmd = [
         sys.executable,
         "-m",
@@ -192,14 +191,22 @@ def get_pip_install(args):
     cmd += args
     return cmd
 
+
 def run_install(cmd):
     print()
-    print("Installing: ", ' '.join(cmd))
+    print("Installing: ", " ".join(cmd))
 
     try:
-        process = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, text=True, bufsize=1, universal_newlines=True)
         output = []
-        spinner = itertools.cycle(['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏'])
+        process = subprocess.Popen(
+            cmd,
+            stdout=subprocess.PIPE,
+            stderr=subprocess.STDOUT,
+            text=True,
+            bufsize=1,
+            universal_newlines=True,
+        )
+        spinner = itertools.cycle(["⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"])
 
         for line in process.stdout:
             output.append(line)
@@ -208,14 +215,45 @@ def run_install(cmd):
         return_code = process.wait()
 
         if return_code == 0:
-            print("\rInstallation completed successfully.")
+            print("\rInstallation complete.")
             print()
-            return True
+            return True, output
 
     except subprocess.CalledProcessError as e:
         print(f"\nError running pip install: {e}")
 
     print("\nInstallation failed.\n")
 
+    return False, output
+
+
+def check_pip_install_extra(io, module, prompt, pip_install_cmd):
+    try:
+        __import__(module)
+        return True
+    except (ImportError, ModuleNotFoundError):
+        pass
+
+    cmd = get_pip_install(pip_install_cmd)
+
+    text = f"{prompt}:\n\n{' '.join(cmd)}\n\n"
+    io.tool_error(text)
+
+    if not io.confirm_ask("Run pip install?", default="y"):
+        return
+
+    success, output = run_install(cmd)
+    if not success:
+        return
+
+    try:
+        __import__(module)
+        return True
+    except (ImportError, ModuleNotFoundError):
+        pass
+
     for line in output:
         print(line)
+
+    print()
+    print(f"Failed to install {pip_install_cmd[0]}")
diff --git a/aider/versioncheck.py b/aider/versioncheck.py
index c0133f582..20ee0b076 100644
--- a/aider/versioncheck.py
+++ b/aider/versioncheck.py
@@ -49,7 +49,8 @@ Newer aider version v{latest_version} is available. To upgrade, run:
     io.tool_error(text)
 
     if io.confirm_ask("Run pip install?"):
-        if utils.run_install(cmd):
+        success, _output = utils.run_install(cmd)
+        if success:
             io.tool_output("Re-run aider to use new version.")
             sys.exit()
 
diff --git a/requirements.txt b/requirements.txt
index 8176e9cf2..836b244c3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,8 +8,6 @@ aiohttp==3.9.5
     # via litellm
 aiosignal==1.3.1
     # via aiohttp
-altair==5.3.0
-    # via streamlit
 annotated-types==0.7.0
     # via pydantic
 anyio==4.4.0
@@ -25,12 +23,8 @@ backoff==2.2.1
     # via -r requirements/requirements.in
 beautifulsoup4==4.12.3
     # via -r requirements/requirements.in
-blinker==1.8.2
-    # via streamlit
 cachetools==5.3.3
-    # via
-    #   google-auth
-    #   streamlit
+    # via google-auth
 certifi==2024.7.4
     # via
     #   httpcore
@@ -43,9 +37,7 @@ cffi==1.16.0
 charset-normalizer==3.3.2
     # via requests
 click==8.1.7
-    # via
-    #   litellm
-    #   streamlit
+    # via litellm
 configargparse==1.7
     # via -r requirements/requirements.in
 diff-match-patch==20230430
@@ -67,9 +59,7 @@ fsspec==2024.6.1
 gitdb==4.0.11
     # via gitpython
 gitpython==3.1.43
-    # via
-    #   -r requirements/requirements.in
-    #   streamlit
+    # via -r requirements/requirements.in
 google-ai-generativelanguage==0.6.6
     # via google-generativeai
 google-api-core[grpc]==2.19.1
@@ -129,14 +119,10 @@ importlib-metadata==7.2.1
 importlib-resources==6.4.0
     # via -r requirements/requirements.in
 jinja2==3.1.4
-    # via
-    #   altair
-    #   litellm
-    #   pydeck
+    # via litellm
 jsonschema==4.22.0
     # via
     #   -r requirements/requirements.in
-    #   altair
     #   litellm
 jsonschema-specifications==2023.12.1
     # via jsonschema
@@ -159,32 +145,19 @@ networkx==3.2.1
 numpy==1.26.4
     # via
     #   -r requirements/requirements.in
-    #   altair
-    #   pandas
-    #   pyarrow
-    #   pydeck
     #   scipy
-    #   streamlit
 openai==1.35.10
     # via litellm
 packaging==24.1
     # via
     #   -r requirements/requirements.in
-    #   altair
     #   huggingface-hub
-    #   streamlit
-pandas==2.2.2
-    # via
-    #   altair
-    #   streamlit
 pathspec==0.12.1
     # via
     #   -r requirements/requirements.in
     #   grep-ast
 pillow==10.4.0
-    # via
-    #   -r requirements/requirements.in
-    #   streamlit
+    # via -r requirements/requirements.in
 playwright==1.45.0
     # via -r requirements/requirements.in
 prompt-toolkit==3.0.47
@@ -201,9 +174,6 @@ protobuf==4.25.3
     #   googleapis-common-protos
     #   grpcio-status
     #   proto-plus
-    #   streamlit
-pyarrow==16.1.0
-    # via streamlit
 pyasn1==0.6.0
     # via
     #   pyasn1-modules
@@ -221,8 +191,6 @@ pydantic==2.8.2
     #   openai
 pydantic-core==2.20.1
     # via pydantic
-pydeck==0.9.1
-    # via streamlit
 pyee==11.1.0
     # via playwright
 pyflakes==3.2.0
@@ -233,12 +201,8 @@ pypandoc==1.13
     # via -r requirements/requirements.in
 pyparsing==3.1.2
     # via httplib2
-python-dateutil==2.9.0.post0
-    # via pandas
 python-dotenv==1.0.1
     # via litellm
-pytz==2024.1
-    # via pandas
 pyyaml==6.0.1
     # via
     #   -r requirements/requirements.in
@@ -254,12 +218,9 @@ requests==2.32.3
     #   google-api-core
     #   huggingface-hub
     #   litellm
-    #   streamlit
     #   tiktoken
 rich==13.7.1
-    # via
-    #   -r requirements/requirements.in
-    #   streamlit
+    # via -r requirements/requirements.in
 rpds-py==0.18.1
     # via
     #   jsonschema
@@ -268,8 +229,6 @@ rsa==4.9
     # via google-auth
 scipy==1.13.1
     # via -r requirements/requirements.in
-six==1.16.0
-    # via python-dateutil
 smmap==5.0.1
     # via gitdb
 sniffio==1.3.1
@@ -283,20 +242,10 @@ soundfile==0.12.1
     # via -r requirements/requirements.in
 soupsieve==2.5
     # via beautifulsoup4
-streamlit==1.36.0
-    # via -r requirements/requirements.in
-tenacity==8.4.2
-    # via streamlit
 tiktoken==0.7.0
     # via litellm
 tokenizers==0.19.1
     # via litellm
-toml==0.10.2
-    # via streamlit
-toolz==0.12.1
-    # via altair
-tornado==6.4.1
-    # via streamlit
 tqdm==4.66.4
     # via
     #   google-generativeai
@@ -316,15 +265,10 @@ typing-extensions==4.12.2
     #   pydantic
     #   pydantic-core
     #   pyee
-    #   streamlit
-tzdata==2024.1
-    # via pandas
 uritemplate==4.1.1
     # via google-api-python-client
 urllib3==2.2.2
     # via requests
-watchdog==4.0.1
-    # via -r requirements/requirements.in
 wcwidth==0.2.13
     # via prompt-toolkit
 yarl==1.9.4
diff --git a/requirements/requirements-browser.in b/requirements/requirements-browser.in
new file mode 100644
index 000000000..cf7811e0d
--- /dev/null
+++ b/requirements/requirements-browser.in
@@ -0,0 +1,4 @@
+-c ../requirements.txt
+
+streamlit
+watchdog
diff --git a/requirements/requirements-browser.txt b/requirements/requirements-browser.txt
new file mode 100644
index 000000000..d6d63717b
--- /dev/null
+++ b/requirements/requirements-browser.txt
@@ -0,0 +1,151 @@
+#
+# This file is autogenerated by pip-compile with Python 3.12
+# by the following command:
+#
+#    pip-compile --output-file=requirements/requirements-browser.txt requirements/requirements-browser.in
+#
+altair==5.3.0
+    # via streamlit
+attrs==23.2.0
+    # via
+    #   -c requirements/../requirements.txt
+    #   jsonschema
+    #   referencing
+blinker==1.8.2
+    # via streamlit
+cachetools==5.3.3
+    # via
+    #   -c requirements/../requirements.txt
+    #   streamlit
+certifi==2024.7.4
+    # via
+    #   -c requirements/../requirements.txt
+    #   requests
+charset-normalizer==3.3.2
+    # via
+    #   -c requirements/../requirements.txt
+    #   requests
+click==8.1.7
+    # via
+    #   -c requirements/../requirements.txt
+    #   streamlit
+gitdb==4.0.11
+    # via
+    #   -c requirements/../requirements.txt
+    #   gitpython
+gitpython==3.1.43
+    # via
+    #   -c requirements/../requirements.txt
+    #   streamlit
+idna==3.7
+    # via
+    #   -c requirements/../requirements.txt
+    #   requests
+jinja2==3.1.4
+    # via
+    #   -c requirements/../requirements.txt
+    #   altair
+    #   pydeck
+jsonschema==4.22.0
+    # via
+    #   -c requirements/../requirements.txt
+    #   altair
+jsonschema-specifications==2023.12.1
+    # via
+    #   -c requirements/../requirements.txt
+    #   jsonschema
+markdown-it-py==3.0.0
+    # via
+    #   -c requirements/../requirements.txt
+    #   rich
+markupsafe==2.1.5
+    # via
+    #   -c requirements/../requirements.txt
+    #   jinja2
+mdurl==0.1.2
+    # via
+    #   -c requirements/../requirements.txt
+    #   markdown-it-py
+numpy==1.26.4
+    # via
+    #   -c requirements/../requirements.txt
+    #   altair
+    #   pandas
+    #   pyarrow
+    #   pydeck
+    #   streamlit
+packaging==24.1
+    # via
+    #   -c requirements/../requirements.txt
+    #   altair
+    #   streamlit
+pandas==2.2.2
+    # via
+    #   altair
+    #   streamlit
+pillow==10.4.0
+    # via
+    #   -c requirements/../requirements.txt
+    #   streamlit
+protobuf==4.25.3
+    # via
+    #   -c requirements/../requirements.txt
+    #   streamlit
+pyarrow==16.1.0
+    # via streamlit
+pydeck==0.9.1
+    # via streamlit
+pygments==2.18.0
+    # via
+    #   -c requirements/../requirements.txt
+    #   rich
+python-dateutil==2.9.0.post0
+    # via pandas
+pytz==2024.1
+    # via pandas
+referencing==0.35.1
+    # via
+    #   -c requirements/../requirements.txt
+    #   jsonschema
+    #   jsonschema-specifications
+requests==2.32.3
+    # via
+    #   -c requirements/../requirements.txt
+    #   streamlit
+rich==13.7.1
+    # via
+    #   -c requirements/../requirements.txt
+    #   streamlit
+rpds-py==0.18.1
+    # via
+    #   -c requirements/../requirements.txt
+    #   jsonschema
+    #   referencing
+six==1.16.0
+    # via python-dateutil
+smmap==5.0.1
+    # via
+    #   -c requirements/../requirements.txt
+    #   gitdb
+streamlit==1.36.0
+    # via -r requirements/requirements-browser.in
+tenacity==8.4.2
+    # via streamlit
+toml==0.10.2
+    # via streamlit
+toolz==0.12.1
+    # via altair
+tornado==6.4.1
+    # via streamlit
+typing-extensions==4.12.2
+    # via
+    #   -c requirements/../requirements.txt
+    #   streamlit
+tzdata==2024.1
+    # via pandas
+urllib3==2.2.2
+    # via
+    #   -c requirements/../requirements.txt
+    #   requests
+watchdog==4.0.1
+    # via -r requirements/requirements-browser.in
diff --git a/requirements/requirements-dev.txt b/requirements/requirements-dev.txt
index 4c74677fb..96e927a91 100644
--- a/requirements/requirements-dev.txt
+++ b/requirements/requirements-dev.txt
@@ -99,9 +99,7 @@ packaging==24.1
     #   pytest
     #   sphinx
 pandas==2.2.2
-    # via
-    #   -c requirements/../requirements.txt
-    #   -r requirements/requirements-dev.in
+    # via -r requirements/requirements-dev.in
 pathos==0.3.2
     # via lox
 pillow==10.4.0
@@ -137,13 +135,10 @@ pytest==8.2.2
     # via -r requirements/requirements-dev.in
 python-dateutil==2.9.0.post0
     # via
-    #   -c requirements/../requirements.txt
     #   matplotlib
     #   pandas
 pytz==2024.1
-    # via
-    #   -c requirements/../requirements.txt
-    #   pandas
+    # via pandas
 pyyaml==6.0.1
     # via
     #   -c requirements/../requirements.txt
@@ -159,9 +154,7 @@ rich==13.7.1
 shellingham==1.5.4
     # via typer
 six==1.16.0
-    # via
-    #   -c requirements/../requirements.txt
-    #   python-dateutil
+    # via python-dateutil
 snowballstemmer==2.2.0
     # via sphinx
 sphinx==7.3.7
@@ -191,9 +184,7 @@ typing-extensions==4.12.2
     #   -c requirements/../requirements.txt
     #   typer
 tzdata==2024.1
-    # via
-    #   -c requirements/../requirements.txt
-    #   pandas
+    # via pandas
 urllib3==2.2.2
     # via
     #   -c requirements/../requirements.txt
diff --git a/requirements/requirements-hf-embed.txt b/requirements/requirements-hf-embed.txt
index 6911de143..f592ff8a1 100644
--- a/requirements/requirements-hf-embed.txt
+++ b/requirements/requirements-hf-embed.txt
@@ -161,9 +161,7 @@ packaging==24.1
     #   marshmallow
     #   transformers
 pandas==2.2.2
-    # via
-    #   -c requirements/../requirements.txt
-    #   llama-index-core
+    # via llama-index-core
 pillow==10.4.0
     # via
     #   -c requirements/../requirements.txt
@@ -179,13 +177,9 @@ pydantic-core==2.20.1
     #   -c requirements/../requirements.txt
     #   pydantic
 python-dateutil==2.9.0.post0
-    # via
-    #   -c requirements/../requirements.txt
-    #   pandas
+    # via pandas
 pytz==2024.1
-    # via
-    #   -c requirements/../requirements.txt
-    #   pandas
+    # via pandas
 pyyaml==6.0.1
     # via
     #   -c requirements/../requirements.txt
@@ -217,9 +211,7 @@ scipy==1.13.1
 sentence-transformers==3.0.1
     # via llama-index-embeddings-huggingface
 six==1.16.0
-    # via
-    #   -c requirements/../requirements.txt
-    #   python-dateutil
+    # via python-dateutil
 sniffio==1.3.1
     # via
     #   -c requirements/../requirements.txt
@@ -233,9 +225,7 @@ sqlalchemy[asyncio]==2.0.31
 sympy==1.13.0
     # via torch
 tenacity==8.4.2
-    # via
-    #   -c requirements/../requirements.txt
-    #   llama-index-core
+    # via llama-index-core
 threadpoolctl==3.5.0
     # via scikit-learn
 tiktoken==0.7.0
@@ -275,9 +265,7 @@ typing-inspect==0.9.0
     #   dataclasses-json
     #   llama-index-core
 tzdata==2024.1
-    # via
-    #   -c requirements/../requirements.txt
-    #   pandas
+    # via pandas
 urllib3==2.2.2
     # via
     #   -c requirements/../requirements.txt
diff --git a/requirements/requirements.in b/requirements/requirements.in
index 0dc1f21e0..eef49032d 100644
--- a/requirements/requirements.in
+++ b/requirements/requirements.in
@@ -23,8 +23,6 @@ playwright
 pypandoc
 litellm
 google-generativeai
-streamlit
-watchdog
 flake8
 importlib_resources
 
diff --git a/scripts/pip-compile.sh b/scripts/pip-compile.sh
index 3ee55def4..ffc0e9784 100755
--- a/scripts/pip-compile.sh
+++ b/scripts/pip-compile.sh
@@ -8,8 +8,8 @@ pip-compile \
     --output-file=requirements.txt \
     $1
 
-for SUFFIX in dev hf-embed ; do
-    echo suffix: ${SUFFIX}
+for SUFFIX in dev hf-embed browser; do
+
     pip-compile \
         requirements/requirements-${SUFFIX}.in \
         --output-file=requirements/requirements-${SUFFIX}.txt \
diff --git a/setup.py b/setup.py
index 67e64263d..83dbf56d7 100644
--- a/setup.py
+++ b/setup.py
@@ -22,6 +22,7 @@ def get_requirements(suffix=""):
 requirements = get_requirements()
 dev_requirements = get_requirements("dev")
 hf_requirements = get_requirements("hf-embed")
+browser_requirements = get_requirements("browser")
 
 # README
 with open("README.md", "r", encoding="utf-8") as f:
@@ -47,6 +48,7 @@ setup(
     extras_require={
         "dev": dev_requirements,
         "hf-embed": hf_requirements,
+        "browser": browser_requirements,
     },
     python_requires=">=3.9,<3.13",
     entry_points={