Working prototype of meta-level chain of reasoning and execution

- Create a more dynamic reasoning agent that can evaluate information and understand what it doesn't know, making moves to get that information
- Lots of hacks and code that needs to be reversed later on before submission

src/khoj/processor/conversation/prompts.py

@@ -485,6 +485,47 @@ Khoj:
 """.strip()
 )
 
+plan_function_execution = PromptTemplate.from_template(
+    """
+You are Khoj, an extremely smart and helpful search assistant.
+{personality_context}
+- You have access to a variety of data sources to help you answer the user's question
+- You can use the data sources listed below to collect more relevant information, one at a time
+- You are given multiple iterations to with these data sources to answer the user's question
+- You are provided with additional context. If you have enough context to answer the question, then exit execution
+
+If you already know the answer to the question, return an empty response, e.g., {{}}.
+
+Which of the data sources listed below you would use to answer the user's question? You **only** have access to the following data sources:
+
+{tools}
+
+Now it's your turn to pick the data sources you would like to use to answer the user's question. Provide the data source and associated query in a JSON object. Do not say anything else.
+
+Previous Iterations:
+{previous_iterations}
+
+Response format:
+{{"data_source": "<tool_name>", "query": "<your_new_query>"}}
+
+Chat History:
+{chat_history}
+
+Q: {query}
+Khoj:
+""".strip()
+)
+
+previous_iteration = PromptTemplate.from_template(
+    """
+data_source: {data_source}
+query: {query}
+context: {context}
+onlineContext: {onlineContext}
+---
+""".strip()
+)
+
 pick_relevant_information_collection_tools = PromptTemplate.from_template(
     """
 You are Khoj, an extremely smart and helpful search assistant.

src/khoj/routers/api.py

@@ -355,9 +355,10 @@ async def extract_references_and_questions(
         agent_has_entries = await sync_to_async(EntryAdapters.agent_has_entries)(agent=agent)
 
     if (
-        not ConversationCommand.Notes in conversation_commands
-        and not ConversationCommand.Default in conversation_commands
-        and not agent_has_entries
+        # not ConversationCommand.Notes in conversation_commands
+        # and not ConversationCommand.Default in conversation_commands
+        # and not agent_has_entries
+        True
     ):
         yield compiled_references, inferred_queries, q
         return

src/khoj/routers/api_chat.py

@@ -41,7 +41,8 @@ from khoj.routers.helpers import (
     aget_relevant_output_modes,
     construct_automation_created_message,
     create_automation,
-    extract_relevant_summary,
+    extract_relevant_info,
+    generate_summary_from_files,
     get_conversation_command,
     is_query_empty,
     is_ready_to_chat,
@@ -49,6 +50,10 @@ from khoj.routers.helpers import (
     update_telemetry_state,
     validate_conversation_config,
 )
+from khoj.routers.research import (
+    InformationCollectionIteration,
+    execute_information_collection,
+)
 from khoj.routers.storage import upload_image_to_bucket
 from khoj.utils import state
 from khoj.utils.helpers import (
@@ -689,7 +694,46 @@ async def chat(
         meta_log = conversation.conversation_log
         is_automated_task = conversation_commands == [ConversationCommand.AutomatedTask]
 
+        pending_research = True
+
+        researched_results = ""
+        online_results: Dict = dict()
+        ## Extract Document References
+        compiled_references, inferred_queries, defiltered_query = [], [], None
+
         if conversation_commands == [ConversationCommand.Default] or is_automated_task:
+            async for research_result in execute_information_collection(
+                request=request,
+                user=user,
+                query=q,
+                conversation_id=conversation_id,
+                conversation_history=meta_log,
+                subscribed=subscribed,
+                uploaded_image_url=uploaded_image_url,
+                agent=agent,
+                send_status_func=partial(send_event, ChatEvent.STATUS),
+                location=location,
+                file_filters=conversation.file_filters if conversation else [],
+            ):
+                if type(research_result) == InformationCollectionIteration:
+                    pending_research = False
+                    if research_result.onlineContext:
+                        researched_results += str(research_result.onlineContext)
+                        online_results.update(research_result.onlineContext)
+
+                    if research_result.context:
+                        researched_results += str(research_result.context)
+                        compiled_references.extend(research_result.context)
+
+                else:
+                    yield research_result
+
+            researched_results = await extract_relevant_info(q, researched_results, agent)
+
+            logger.info(f"Researched Results: {researched_results}")
+
+            pending_research = False
+
             conversation_commands = await aget_relevant_information_sources(
                 q,
                 meta_log,
@@ -724,9 +768,11 @@ async def chat(
             and not used_slash_summarize
             # but we can't actually summarize
             and len(file_filters) != 1
+            # not pending research
+            and not pending_research
         ):
             conversation_commands.remove(ConversationCommand.Summarize)
-        elif ConversationCommand.Summarize in conversation_commands:
+        elif ConversationCommand.Summarize in conversation_commands and pending_research:
             response_log = ""
             agent_has_entries = await EntryAdapters.aagent_has_entries(agent)
             if len(file_filters) == 0 and not agent_has_entries:
@@ -738,47 +784,15 @@ async def chat(
                 async for result in send_llm_response(response_log):
                     yield result
             else:
-                try:
-                    file_object = None
-                    if await EntryAdapters.aagent_has_entries(agent):
-                        file_names = await EntryAdapters.aget_agent_entry_filepaths(agent)
-                        if len(file_names) > 0:
-                            file_object = await FileObjectAdapters.async_get_file_objects_by_name(
-                                None, file_names[0], agent
-                            )
-
-                    if len(file_filters) > 0:
-                        file_object = await FileObjectAdapters.async_get_file_objects_by_name(user, file_filters[0])
-
-                    if len(file_object) == 0:
-                        response_log = "Sorry, I couldn't find the full text of this file. Please re-upload the document and try again."
-                        async for result in send_llm_response(response_log):
-                            yield result
-                        return
-                    contextual_data = " ".join([file.raw_text for file in file_object])
-                    if not q:
-                        q = "Create a general summary of the file"
-                    async for result in send_event(
-                        ChatEvent.STATUS, f"**Constructing Summary Using:** {file_object[0].file_name}"
-                    ):
-                        yield result
-
-                    response = await extract_relevant_summary(
-                        q,
-                        contextual_data,
-                        conversation_history=meta_log,
+                response_log = await generate_summary_from_files(
+                    q=query,
+                    user=user,
+                    file_filters=file_filters,
+                    meta_log=meta_log,
                     subscribed=subscribed,
-                        uploaded_image_url=uploaded_image_url,
-                        agent=agent,
+                    send_status_func=partial(send_event, ChatEvent.STATUS),
+                    send_response_func=partial(send_llm_response),
                 )
-                    response_log = str(response)
-                    async for result in send_llm_response(response_log):
-                        yield result
-                except Exception as e:
-                    response_log = "Error summarizing file. Please try again, or contact support."
-                    logger.error(f"Error summarizing file for {user.email}: {e}", exc_info=True)
-                    async for result in send_llm_response(response_log):
-                        yield result
             await sync_to_async(save_to_conversation_log)(
                 q,
                 response_log,
@@ -838,8 +852,6 @@ async def chat(
             return
 
         # Gather Context
-        ## Extract Document References
-        compiled_references, inferred_queries, defiltered_query = [], [], None
         async for result in extract_references_and_questions(
             request,
             meta_log,
@@ -867,8 +879,6 @@ async def chat(
             async for result in send_event(ChatEvent.STATUS, f"**Found Relevant Notes**: {headings}"):
                 yield result
 
-        online_results: Dict = dict()
-
         if conversation_commands == [ConversationCommand.Notes] and not await EntryAdapters.auser_has_entries(user):
             async for result in send_llm_response(f"{no_entries_found.format()}"):
                 yield result
@@ -878,7 +888,7 @@ async def chat(
             conversation_commands.remove(ConversationCommand.Notes)
 
         ## Gather Online References
-        if ConversationCommand.Online in conversation_commands:
+        if ConversationCommand.Online in conversation_commands and pending_research:
             try:
                 async for result in search_online(
                     defiltered_query,
@@ -903,7 +913,7 @@ async def chat(
                 return
 
         ## Gather Webpage References
-        if ConversationCommand.Webpage in conversation_commands:
+        if ConversationCommand.Webpage in conversation_commands and pending_research:
             try:
                 async for result in read_webpages(
                     defiltered_query,
@@ -1008,6 +1018,7 @@ async def chat(
             defiltered_query,
             meta_log,
             conversation,
+            researched_results,
             compiled_references,
             online_results,
             inferred_queries,
@@ -1051,36 +1062,32 @@ async def chat(
         return Response(content=json.dumps(response_data), media_type="application/json", status_code=200)
 
 
-# Deprecated API. Remove by end of September 2024
-@api_chat.get("")
+# @api_chat.post("")
 @requires(["authenticated"])
-async def get_chat(
+async def old_chat(
     request: Request,
     common: CommonQueryParams,
-    q: str,
-    n: int = 7,
-    d: float = None,
-    stream: Optional[bool] = False,
-    title: Optional[str] = None,
-    conversation_id: Optional[str] = None,
-    city: Optional[str] = None,
-    region: Optional[str] = None,
-    country: Optional[str] = None,
-    timezone: Optional[str] = None,
-    image: Optional[str] = None,
+    body: ChatRequestBody,
     rate_limiter_per_minute=Depends(
-        ApiUserRateLimiter(requests=60, subscribed_requests=60, window=60, slug="chat_minute")
+        ApiUserRateLimiter(requests=60, subscribed_requests=200, window=60, slug="chat_minute")
     ),
     rate_limiter_per_day=Depends(
-        ApiUserRateLimiter(requests=600, subscribed_requests=600, window=60 * 60 * 24, slug="chat_day")
+        ApiUserRateLimiter(requests=600, subscribed_requests=6000, window=60 * 60 * 24, slug="chat_day")
     ),
 ):
-    # Issue a deprecation warning
-    warnings.warn(
-        "The 'get_chat' API endpoint is deprecated. It will be removed by the end of September 2024.",
-        DeprecationWarning,
-        stacklevel=2,
-    )
+    # Access the parameters from the body
+    q = body.q
+    n = body.n
+    d = body.d
+    stream = body.stream
+    title = body.title
+    conversation_id = body.conversation_id
+    city = body.city
+    region = body.region
+    country = body.country or get_country_name_from_timezone(body.timezone)
+    country_code = body.country_code or get_country_code_from_timezone(body.timezone)
+    timezone = body.timezone
+    image = body.image
 
     async def event_generator(q: str, image: str):
         start_time = time.perf_counter()
@@ -1108,7 +1115,7 @@ async def get_chat(
             nonlocal connection_alive, ttft
             if not connection_alive or await request.is_disconnected():
                 connection_alive = False
-                logger.warn(f"User {user} disconnected from {common.client} client")
+                logger.warning(f"User {user} disconnected from {common.client} client")
                 return
             try:
                 if event_type == ChatEvent.END_LLM_RESPONSE:
@@ -1164,21 +1171,34 @@ async def get_chat(
         conversation_commands = [get_conversation_command(query=q, any_references=True)]
 
         conversation = await ConversationAdapters.aget_conversation_by_user(
-            user, client_application=request.user.client_app, conversation_id=conversation_id, title=title
+            user,
+            client_application=request.user.client_app,
+            conversation_id=conversation_id,
+            title=title,
+            create_new=body.create_new,
         )
         if not conversation:
             async for result in send_llm_response(f"Conversation {conversation_id} not found"):
                 yield result
             return
         conversation_id = conversation.id
-        agent = conversation.agent if conversation.agent else None
+
+        agent: Agent | None = None
+        default_agent = await AgentAdapters.aget_default_agent()
+        if conversation.agent and conversation.agent != default_agent:
+            agent = conversation.agent
+
+        if not conversation.agent:
+            conversation.agent = default_agent
+            await conversation.asave()
+            agent = default_agent
 
         await is_ready_to_chat(user)
 
         user_name = await aget_user_name(user)
         location = None
-        if city or region or country:
-            location = LocationData(city=city, region=region, country=country)
+        if city or region or country or country_code:
+            location = LocationData(city=city, region=region, country=country, country_code=country_code)
 
         if is_query_empty(q):
             async for result in send_llm_response("Please ask your query to get started."):
@@ -1192,7 +1212,12 @@ async def get_chat(
 
         if conversation_commands == [ConversationCommand.Default] or is_automated_task:
             conversation_commands = await aget_relevant_information_sources(
-                q, meta_log, is_automated_task, subscribed=subscribed, uploaded_image_url=uploaded_image_url
+                q,
+                meta_log,
+                is_automated_task,
+                subscribed=subscribed,
+                uploaded_image_url=uploaded_image_url,
+                agent=agent,
             )
             conversation_commands_str = ", ".join([cmd.value for cmd in conversation_commands])
             async for result in send_event(
@@ -1200,7 +1225,7 @@ async def get_chat(
             ):
                 yield result
 
-            mode = await aget_relevant_output_modes(q, meta_log, is_automated_task, uploaded_image_url)
+            mode = await aget_relevant_output_modes(q, meta_log, is_automated_task, uploaded_image_url, agent)
             async for result in send_event(ChatEvent.STATUS, f"**Decided Response Mode:** {mode.value}"):
                 yield result
             if mode not in conversation_commands:
@@ -1224,45 +1249,25 @@ async def get_chat(
             conversation_commands.remove(ConversationCommand.Summarize)
         elif ConversationCommand.Summarize in conversation_commands:
             response_log = ""
-            if len(file_filters) == 0:
+            agent_has_entries = await EntryAdapters.aagent_has_entries(agent)
+            if len(file_filters) == 0 and not agent_has_entries:
                 response_log = "No files selected for summarization. Please add files using the section on the left."
                 async for result in send_llm_response(response_log):
                     yield result
-            elif len(file_filters) > 1:
+            elif len(file_filters) > 1 and not agent_has_entries:
                 response_log = "Only one file can be selected for summarization."
                 async for result in send_llm_response(response_log):
                     yield result
             else:
-                try:
-                    file_object = await FileObjectAdapters.async_get_file_objects_by_name(user, file_filters[0])
-                    if len(file_object) == 0:
-                        response_log = "Sorry, we couldn't find the full text of this file. Please re-upload the document and try again."
-                        async for result in send_llm_response(response_log):
-                            yield result
-                        return
-                    contextual_data = " ".join([file.raw_text for file in file_object])
-                    if not q:
-                        q = "Create a general summary of the file"
-                    async for result in send_event(
-                        ChatEvent.STATUS, f"**Constructing Summary Using:** {file_object[0].file_name}"
-                    ):
-                        yield result
-
-                    response = await extract_relevant_summary(
-                        q,
-                        contextual_data,
-                        conversation_history=meta_log,
+                response_log = await generate_summary_from_files(
+                    q=query,
+                    user=user,
+                    file_filters=file_filters,
+                    meta_log=meta_log,
                     subscribed=subscribed,
-                        uploaded_image_url=uploaded_image_url,
+                    send_status_func=partial(send_event, ChatEvent.STATUS),
+                    send_response_func=partial(send_llm_response),
                 )
-                    response_log = str(response)
-                    async for result in send_llm_response(response_log):
-                        yield result
-                except Exception as e:
-                    response_log = "Error summarizing file."
-                    logger.error(f"Error summarizing file for {user.email}: {e}", exc_info=True)
-                    async for result in send_llm_response(response_log):
-                        yield result
             await sync_to_async(save_to_conversation_log)(
                 q,
                 response_log,
@@ -1335,6 +1340,7 @@ async def get_chat(
             location,
             partial(send_event, ChatEvent.STATUS),
             uploaded_image_url=uploaded_image_url,
+            agent=agent,
         ):
             if isinstance(result, dict) and ChatEvent.STATUS in result:
                 yield result[ChatEvent.STATUS]
@@ -1350,8 +1356,6 @@ async def get_chat(
             async for result in send_event(ChatEvent.STATUS, f"**Found Relevant Notes**: {headings}"):
                 yield result
 
-        online_results: Dict = dict()
-
         if conversation_commands == [ConversationCommand.Notes] and not await EntryAdapters.auser_has_entries(user):
             async for result in send_llm_response(f"{no_entries_found.format()}"):
                 yield result
@@ -1372,6 +1376,7 @@ async def get_chat(
                     partial(send_event, ChatEvent.STATUS),
                     custom_filters,
                     uploaded_image_url=uploaded_image_url,
+                    agent=agent,
                 ):
                     if isinstance(result, dict) and ChatEvent.STATUS in result:
                         yield result[ChatEvent.STATUS]
@@ -1395,6 +1400,7 @@ async def get_chat(
                     subscribed,
                     partial(send_event, ChatEvent.STATUS),
                     uploaded_image_url=uploaded_image_url,
+                    agent=agent,
                 ):
                     if isinstance(result, dict) and ChatEvent.STATUS in result:
                         yield result[ChatEvent.STATUS]
@@ -1441,6 +1447,7 @@ async def get_chat(
                 subscribed=subscribed,
                 send_status_func=partial(send_event, ChatEvent.STATUS),
                 uploaded_image_url=uploaded_image_url,
+                agent=agent,
             ):
                 if isinstance(result, dict) and ChatEvent.STATUS in result:
                     yield result[ChatEvent.STATUS]

src/khoj/routers/helpers.py

@@ -14,6 +14,7 @@ from typing import (
     Annotated,
     Any,
     AsyncGenerator,
+    Callable,
     Dict,
     Iterator,
     List,
@@ -39,6 +40,7 @@ from khoj.database.adapters import (
     AutomationAdapters,
     ConversationAdapters,
     EntryAdapters,
+    FileObjectAdapters,
     create_khoj_token,
     get_khoj_tokens,
     get_user_name,
@@ -614,6 +616,58 @@ async def extract_relevant_summary(
     return response.strip()
 
 
+async def generate_summary_from_files(
+    q: str,
+    user: KhojUser,
+    file_filters: List[str],
+    meta_log: dict,
+    subscribed: bool,
+    uploaded_image_url: str = None,
+    agent: Agent = None,
+    send_status_func: Optional[Callable] = None,
+    send_response_func: Optional[Callable] = None,
+):
+    try:
+        file_object = None
+        if await EntryAdapters.aagent_has_entries(agent):
+            file_names = await EntryAdapters.aget_agent_entry_filepaths(agent)
+            if len(file_names) > 0:
+                file_object = await FileObjectAdapters.async_get_file_objects_by_name(None, file_names[0], agent)
+
+        if len(file_filters) > 0:
+            file_object = await FileObjectAdapters.async_get_file_objects_by_name(user, file_filters[0])
+
+        if len(file_object) == 0:
+            response_log = (
+                "Sorry, I couldn't find the full text of this file. Please re-upload the document and try again."
+            )
+            async for result in send_response_func(response_log):
+                yield result
+            return
+        contextual_data = " ".join([file.raw_text for file in file_object])
+        if not q:
+            q = "Create a general summary of the file"
+        async for result in send_status_func(f"**Constructing Summary Using:** {file_object[0].file_name}"):
+            yield result
+
+        response = await extract_relevant_summary(
+            q,
+            contextual_data,
+            conversation_history=meta_log,
+            subscribed=subscribed,
+            uploaded_image_url=uploaded_image_url,
+            agent=agent,
+        )
+        response_log = str(response)
+        async for result in send_response_func(response_log):
+            yield result
+    except Exception as e:
+        response_log = "Error summarizing file. Please try again, or contact support."
+        logger.error(f"Error summarizing file for {user.email}: {e}", exc_info=True)
+        async for result in send_response_func(response_log):
+            yield result
+
+
 async def generate_better_image_prompt(
     q: str,
     conversation_history: str,
@@ -893,6 +947,7 @@ def generate_chat_response(
     q: str,
     meta_log: dict,
     conversation: Conversation,
+    meta_research: str = "",
     compiled_references: List[Dict] = [],
     online_results: Dict[str, Dict] = {},
     inferred_queries: List[str] = [],
@@ -910,6 +965,9 @@ def generate_chat_response(
 
     metadata = {}
     agent = AgentAdapters.get_conversation_agent_by_id(conversation.agent.id) if conversation.agent else None
+    query_to_run = q
+    if meta_research:
+        query_to_run = f"AI Research: {meta_research} {q}"
     try:
         partial_completion = partial(
             save_to_conversation_log,
@@ -937,7 +995,7 @@ def generate_chat_response(
             chat_response = converse_offline(
                 references=compiled_references,
                 online_results=online_results,
-                user_query=q,
+                user_query=query_to_run,
                 loaded_model=loaded_model,
                 conversation_log=meta_log,
                 completion_func=partial_completion,
@@ -956,7 +1014,7 @@ def generate_chat_response(
             chat_model = conversation_config.chat_model
             chat_response = converse(
                 compiled_references,
-                q,
+                query_to_run,
                 image_url=uploaded_image_url,
                 online_results=online_results,
                 conversation_log=meta_log,
@@ -977,7 +1035,7 @@ def generate_chat_response(
             api_key = conversation_config.openai_config.api_key
             chat_response = converse_anthropic(
                 compiled_references,
-                q,
+                query_to_run,
                 online_results,
                 meta_log,
                 model=conversation_config.chat_model,
@@ -994,7 +1052,7 @@ def generate_chat_response(
             api_key = conversation_config.openai_config.api_key
             chat_response = converse_gemini(
                 compiled_references,
-                q,
+                query_to_run,
                 online_results,
                 meta_log,
                 model=conversation_config.chat_model,

src/khoj/routers/research.py

@@ -0,0 +1,261 @@
+import json
+import logging
+from typing import Any, Callable, Dict, List, Optional
+
+from fastapi import Request
+
+from khoj.database.adapters import EntryAdapters
+from khoj.database.models import Agent, KhojUser
+from khoj.processor.conversation import prompts
+from khoj.processor.conversation.utils import remove_json_codeblock
+from khoj.processor.tools.online_search import read_webpages, search_online
+from khoj.routers.api import extract_references_and_questions
+from khoj.routers.helpers import (
+    ChatEvent,
+    construct_chat_history,
+    generate_summary_from_files,
+    send_message_to_model_wrapper,
+)
+from khoj.utils.helpers import (
+    ConversationCommand,
+    function_calling_description_for_llm,
+    timer,
+)
+from khoj.utils.rawconfig import LocationData
+
+logger = logging.getLogger(__name__)
+
+
+class InformationCollectionIteration:
+    def __init__(
+        self, data_source: str, query: str, context: str = None, onlineContext: str = None, result: Any = None
+    ):
+        self.data_source = data_source
+        self.query = query
+        self.context = context
+        self.onlineContext = onlineContext
+
+
+async def apick_next_tool(
+    query: str,
+    conversation_history: dict,
+    subscribed: bool,
+    uploaded_image_url: str = None,
+    agent: Agent = None,
+    previous_iterations: List[InformationCollectionIteration] = None,
+):
+    """
+    Given a query, determine which of the available tools the agent should use in order to answer appropriately. One at a time, and it's able to use subsequent iterations to refine the answer.
+    """
+
+    tool_options = dict()
+    tool_options_str = ""
+
+    agent_tools = agent.input_tools if agent else []
+
+    for tool, description in function_calling_description_for_llm.items():
+        tool_options[tool.value] = description
+        if len(agent_tools) == 0 or tool.value in agent_tools:
+            tool_options_str += f'- "{tool.value}": "{description}"\n'
+
+    chat_history = construct_chat_history(conversation_history)
+
+    previous_iterations_history = ""
+    for iteration in previous_iterations:
+        iteration_data = prompts.previous_iteration.format(
+            query=iteration.query,
+            data_source=iteration.data_source,
+            context=str(iteration.context),
+            onlineContext=str(iteration.onlineContext),
+        )
+
+        previous_iterations_history += iteration_data
+
+    if uploaded_image_url:
+        query = f"[placeholder for user attached image]\n{query}"
+
+    personality_context = (
+        prompts.personality_context.format(personality=agent.personality) if agent and agent.personality else ""
+    )
+
+    function_planning_prompt = prompts.plan_function_execution.format(
+        query=query,
+        tools=tool_options_str,
+        chat_history=chat_history,
+        personality_context=personality_context,
+        previous_iterations=previous_iterations_history,
+    )
+
+    with timer("Chat actor: Infer information sources to refer", logger):
+        response = await send_message_to_model_wrapper(
+            function_planning_prompt,
+            response_type="json_object",
+            subscribed=subscribed,
+        )
+
+    try:
+        response = response.strip()
+        response = remove_json_codeblock(response)
+        response = json.loads(response)
+        suggested_data_source = response.get("data_source", None)
+        suggested_query = response.get("query", None)
+
+        return InformationCollectionIteration(
+            data_source=suggested_data_source,
+            query=suggested_query,
+        )
+
+    except Exception as e:
+        logger.error(f"Invalid response for determining relevant tools: {response}. {e}", exc_info=True)
+        return InformationCollectionIteration(
+            data_source=None,
+            query=None,
+        )
+
+
+async def execute_information_collection(
+    request: Request,
+    user: KhojUser,
+    query: str,
+    conversation_id: str,
+    conversation_history: dict,
+    subscribed: bool,
+    uploaded_image_url: str = None,
+    agent: Agent = None,
+    send_status_func: Optional[Callable] = None,
+    location: LocationData = None,
+    file_filters: List[str] = [],
+):
+    iteration = 0
+    MAX_ITERATIONS = 2
+    previous_iterations = []
+    while iteration < MAX_ITERATIONS:
+        online_results: Dict = dict()
+        compiled_references, inferred_queries, defiltered_query = [], [], None
+        this_iteration = await apick_next_tool(
+            query, conversation_history, subscribed, uploaded_image_url, agent, previous_iterations
+        )
+        if this_iteration.data_source == ConversationCommand.Notes:
+            ## Extract Document References
+            compiled_references, inferred_queries, defiltered_query = [], [], None
+            async for result in extract_references_and_questions(
+                request,
+                conversation_history,
+                this_iteration.query,
+                7,
+                None,
+                conversation_id,
+                [ConversationCommand.Default],
+                location,
+                send_status_func,
+                uploaded_image_url=uploaded_image_url,
+                agent=agent,
+            ):
+                if isinstance(result, dict) and ChatEvent.STATUS in result:
+                    yield result[ChatEvent.STATUS]
+                else:
+                    compiled_references.extend(result[0])
+                    inferred_queries.extend(result[1])
+                    defiltered_query = result[2]
+                    previous_iterations.append(
+                        InformationCollectionIteration(
+                            data_source=this_iteration.data_source,
+                            query=this_iteration.query,
+                            context=str(compiled_references),
+                        )
+                    )
+
+        elif this_iteration.data_source == ConversationCommand.Online:
+            async for result in search_online(
+                this_iteration.query,
+                conversation_history,
+                location,
+                user,
+                subscribed,
+                send_status_func,
+                [],
+                uploaded_image_url=uploaded_image_url,
+                agent=agent,
+            ):
+                if isinstance(result, dict) and ChatEvent.STATUS in result:
+                    yield result[ChatEvent.STATUS]
+                else:
+                    online_results = result
+                    previous_iterations.append(
+                        InformationCollectionIteration(
+                            data_source=this_iteration.data_source,
+                            query=this_iteration.query,
+                            onlineContext=online_results,
+                        )
+                    )
+
+        elif this_iteration.data_source == ConversationCommand.Webpage:
+            async for result in read_webpages(
+                this_iteration.query,
+                conversation_history,
+                location,
+                user,
+                subscribed,
+                send_status_func,
+                uploaded_image_url=uploaded_image_url,
+                agent=agent,
+            ):
+                if isinstance(result, dict) and ChatEvent.STATUS in result:
+                    yield result[ChatEvent.STATUS]
+                else:
+                    direct_web_pages = result
+
+                    webpages = []
+                    for query in direct_web_pages:
+                        if online_results.get(query):
+                            online_results[query]["webpages"] = direct_web_pages[query]["webpages"]
+                        else:
+                            online_results[query] = {"webpages": direct_web_pages[query]["webpages"]}
+
+                        for webpage in direct_web_pages[query]["webpages"]:
+                            webpages.append(webpage["link"])
+                    yield send_status_func(f"**Read web pages**: {webpages}")
+
+                    previous_iterations.append(
+                        InformationCollectionIteration(
+                            data_source=this_iteration.data_source,
+                            query=this_iteration.query,
+                            onlineContext=online_results,
+                        )
+                    )
+
+        elif this_iteration.data_source == ConversationCommand.Summarize:
+            response_log = ""
+            agent_has_entries = await EntryAdapters.aagent_has_entries(agent)
+            if len(file_filters) == 0 and not agent_has_entries:
+                previous_iterations.append(
+                    InformationCollectionIteration(
+                        data_source=this_iteration.data_source,
+                        query=this_iteration.query,
+                        context="No files selected for summarization.",
+                    )
+                )
+            elif len(file_filters) > 1 and not agent_has_entries:
+                response_log = "Only one file can be selected for summarization."
+                previous_iterations.append(
+                    InformationCollectionIteration(
+                        data_source=this_iteration.data_source,
+                        query=this_iteration.query,
+                        context=response_log,
+                    )
+                )
+            else:
+                response_log = await generate_summary_from_files(
+                    q=query,
+                    user=user,
+                    file_filters=file_filters,
+                    meta_log=conversation_history,
+                    subscribed=subscribed,
+                    send_status_func=send_status_func,
+                )
+        else:
+            iteration = MAX_ITERATIONS
+
+        iteration += 1
+        for completed_iter in previous_iterations:
+            yield completed_iter

src/khoj/utils/helpers.py

@@ -345,6 +345,13 @@ tool_descriptions_for_llm = {
     ConversationCommand.Summarize: "To retrieve an answer that depends on the entire document or a large text.",
 }
 
+function_calling_description_for_llm = {
+    ConversationCommand.Notes: "Use this if you think the user's personal knowledge base contains relevant context.",
+    ConversationCommand.Online: "Use this if you think the there's important information on the internet related to the query.",
+    ConversationCommand.Webpage: "Use this if the user has provided a webpage URL or you are share of a webpage URL that will help you directly answer this query",
+    ConversationCommand.Summarize: "Use this if you want to retrieve an answer that depends on reading an entire corpus.",
+}
+
 mode_descriptions_for_llm = {
     ConversationCommand.Image: "Use this if the user is requesting you to generate a picture based on their description.",
     ConversationCommand.Automation: "Use this if the user is requesting a response at a scheduled date or time.",