​
SerperDevTool

​
Description

This tool is designed to perform a semantic search for a specified query from a text’s content across the internet. It utilizes the serper.dev API to fetch and display the most relevant search results based on the query provided by the user.

​
Installation

To effectively use the SerperDevTool, follow these steps:
  1. Package Installation: Confirm that the crewai[tools] package is installed in your Python environment.
  2. API Key Acquisition: Acquire a serper.dev API key by registering for a free account at serper.dev.
  3. Environment Configuration: Store your obtained API key in an environment variable named SERPER_API_KEY to facilitate its use by the tool.
To incorporate this tool into your project, follow the installation instructions below: 
pip install 'crewai[tools]'

​
Example

The following example demonstrates how to initialize the tool and execute a search with a given query:
Code
from crewai_tools import SerperDevTool

# Initialize the tool for internet searching capabilities
tool = SerperDevTool()

​
Parameters

The SerperDevTool comes with several parameters that will be passed to the API :
  • search_url: The URL endpoint for the search API. (Default is https://google.serper.dev/search)
  • country: Optional. Specify the country for the search results.
  • location: Optional. Specify the location for the search results.
  • locale: Optional. Specify the locale for the search results.
  • n_results: Number of search results to return. Default is 10.
The values for country, location, locale and search_url can be found on the Serper Playground.

​
Example with Parameters

Here is an example demonstrating how to use the tool with additional parameters:
Code
from crewai_tools import SerperDevTool

tool = SerperDevTool(
    search_url="https://google.serper.dev/scholar",
    n_results=2,
)

print(tool.run(search_query="ChatGPT"))

# Using Tool: Search the internet

# Search results: Title: Role of chat gpt in public health
# Link: https://link.springer.com/article/10.1007/s10439-023-03172-7
# Snippet: … ChatGPT in public health. In this overview, we will examine the potential uses of ChatGPT in
# ---
# Title: Potential use of chat gpt in global warming
# Link: https://link.springer.com/article/10.1007/s10439-023-03171-8
# Snippet: … as ChatGPT, have the potential to play a critical role in advancing our understanding of climate
# ---
Code
from crewai_tools import SerperDevTool

tool = SerperDevTool(
    country="fr",
    locale="fr",
    location="Paris, Paris, Ile-de-France, France",
    n_results=2,
)

print(tool.run(search_query="Jeux Olympiques"))

# Using Tool: Search the internet

# Search results: Title: Jeux Olympiques de Paris 2024 - Actualités, calendriers, résultats
# Link: https://olympics.com/fr/paris-2024
# Snippet: Quels sont les sports présents aux Jeux Olympiques de Paris 2024 ? · Athlétisme · Aviron · Badminton · Basketball · Basketball 3x3 · Boxe · Breaking · Canoë ...
# ---
# Title: Billetterie Officielle de Paris 2024 - Jeux Olympiques et Paralympiques
# Link: https://tickets.paris2024.org/
# Snippet: Achetez vos billets exclusivement sur le site officiel de la billetterie de Paris 2024 pour participer au plus grand événement sportif au monde.
# ---

​
Conclusion

By integrating the SerperDevTool into Python projects, users gain the ability to conduct real-time, relevant searches across the internet directly from their applications. The updated parameters allow for more customized and localized search results. By adhering to the setup and usage guidelines provided, incorporating this tool into projects is streamlined and straightforward.