Files
agent/rag_agent/agent.py

54 lines
1.8 KiB
Python

# Copyright 2026 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""ADK agent with vector search RAG tool."""
from __future__ import annotations
from google.adk.agents.llm_agent import Agent
from .config_helper import settings
from .vector_search_tool import VectorSearchTool
# Create vector search tool with configuration
vector_search_tool = VectorSearchTool(
name='conocimiento',
description='Search the vector index for company products and services information',
embedder=settings.embedder,
project_id=settings.project_id,
location=settings.location,
bucket=settings.bucket,
index_name=settings.index_name,
index_endpoint=settings.index_endpoint,
index_deployed_id=settings.index_deployed_id,
similarity_top_k=5,
min_similarity_threshold=0.6,
relative_threshold_factor=0.9,
)
# Create agent with vector search tool
# Configure model with Vertex AI fully qualified path
model_path = (
f'projects/{settings.project_id}/locations/{settings.location}/'
f'publishers/google/models/{settings.agent_language_model}'
)
root_agent = Agent(
model=model_path,
name=settings.agent_name,
description='A helpful assistant for user questions.',
instruction=settings.agent_instructions,
tools=[vector_search_tool],
)