[BUG]: DuckDuckGoSearchRun LangChain tool results in an error

[danny-lowery]

Description

Using the LangChain DuckDuckGo Search tool results in an error

Steps to Reproduce

Specify an agent to use the DuckDuckGoSearchRun tool

e.g.

from langchain_community.tools import DuckDuckGoSearchRun
from crewai import Agent

ddg_search_tool = DuckDuckGoSearchRun()

agent = Agent(
  role='Research Analyst',
  goal='Provide up-to-date market analysis',
  backstory='An expert analyst with a keen eye for market trends.',
  tools=[ddg_search_tool]
)

# rest of the code ...

Expected behavior

DuckDuckGoSearchRun should continue to function as it did on previous versions of crewAI, e.g. 0.76.9

Screenshots/Code snippets

As per steps to reproduce

Operating System

Windows 11

Python Version

3.10

crewAI Version

0.80.0

crewAI Tools Version

0.14.0

Virtual Environment

Poetry

Evidence

Exception: 1 validation error for Agent
tools.0
  Input should be a valid dictionary or instance of BaseTool [type=model_type, input_value=DuckDuckGoSearchRun(api_w...d='api', source='text')), input_type=DuckDuckGoSearchRun]
    For further information visit https://errors.pydantic.dev/2.10/v/model_type

Possible Solution

None

Additional context

N/A