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* Update Start-a-New-CrewAI-Project-Template-Method.md * Update Start-a-New-CrewAI-Project-Template-Method.md --------- Co-authored-by: João Moura <joaomdmoura@gmail.com>
232 lines
7.8 KiB
Markdown
232 lines
7.8 KiB
Markdown
---
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title: Starting a New CrewAI Project - Using Template
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description: A comprehensive guide to starting a new CrewAI project, including the latest updates and project setup methods.
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---
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# Starting Your CrewAI Project
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Welcome to the ultimate guide for starting a new CrewAI project. This document will walk you through the steps to create, customize, and run your CrewAI project, ensuring you have everything you need to get started.
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Before we start, there are a couple of things to note:
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1. CrewAI is a Python package and requires Python >=3.10 and <=3.13 to run.
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2. The preferred way of setting up CrewAI is using the `crewai create crew` command. This will create a new project folder and install a skeleton template for you to work on.
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## Prerequisites
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Before getting started with CrewAI, make sure that you have installed it via pip:
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```shell
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$ pip install 'crewai[tools]'
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```
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## Creating a New Project
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In this example, we will be using poetry as our virtual environment manager.
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To create a new CrewAI project, run the following CLI command:
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```shell
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$ crewai create crew <project_name>
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```
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This command will create a new project folder with the following structure:
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```shell
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my_project/
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├── .gitignore
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├── pyproject.toml
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├── README.md
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└── src/
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└── my_project/
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├── __init__.py
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├── main.py
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├── crew.py
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├── tools/
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│ ├── custom_tool.py
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│ └── __init__.py
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└── config/
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├── agents.yaml
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└── tasks.yaml
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```
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You can now start developing your project by editing the files in the `src/my_project` folder. The `main.py` file is the entry point of your project, and the `crew.py` file is where you define your agents and tasks.
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## Customizing Your Project
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To customize your project, you can:
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- Modify `src/my_project/config/agents.yaml` to define your agents.
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- Modify `src/my_project/config/tasks.yaml` to define your tasks.
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- Modify `src/my_project/crew.py` to add your own logic, tools, and specific arguments.
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- Modify `src/my_project/main.py` to add custom inputs for your agents and tasks.
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- Add your environment variables into the `.env` file.
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### Example: Defining Agents and Tasks
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#### agents.yaml
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```yaml
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researcher:
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role: >
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Job Candidate Researcher
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goal: >
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Find potential candidates for the job
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backstory: >
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You are adept at finding the right candidates by exploring various online
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resources. Your skill in identifying suitable candidates ensures the best
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match for job positions.
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```
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#### tasks.yaml
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```yaml
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research_candidates_task:
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description: >
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Conduct thorough research to find potential candidates for the specified job.
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Utilize various online resources and databases to gather a comprehensive list of potential candidates.
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Ensure that the candidates meet the job requirements provided.
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Job Requirements:
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{job_requirements}
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expected_output: >
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A list of 10 potential candidates with their contact information and brief profiles highlighting their suitability.
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agent: researcher # THIS NEEDS TO MATCH THE AGENT NAME IN THE AGENTS.YAML FILE AND THE AGENT DEFINED IN THE crew.py FILE
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context: # THESE NEED TO MATCH THE TASK NAMES DEFINED ABOVE AND THE TASKS.YAML FILE AND THE TASK DEFINED IN THE crew.py FILE
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- researcher
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```
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### Referencing Variables:
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Your defined functions with the same name will be used. For example, you can reference the agent for specific tasks from task.yaml file. Ensure your annotated agent and function name is the same otherwise your task won't recognize the reference properly.
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#### Example References
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agent.yaml
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```yaml
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email_summarizer:
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role: >
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Email Summarizer
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goal: >
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Summarize emails into a concise and clear summary
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backstory: >
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You will create a 5 bullet point summary of the report
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llm: mixtal_llm
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```
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task.yaml
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```yaml
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email_summarizer_task:
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description: >
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Summarize the email into a 5 bullet point summary
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expected_output: >
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A 5 bullet point summary of the email
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agent: email_summarizer
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context:
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- reporting_task
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- research_task
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```
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Use the annotations to properly reference the agent and task in the crew.py file.
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### Annotations include:
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* [@agent](https://github.com/crewAIInc/crewAI/blob/97d7bfb52ad49a9f04db360e1b6612d98c91971e/src/crewai/project/annotations.py#L17)
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* [@task](https://github.com/crewAIInc/crewAI/blob/97d7bfb52ad49a9f04db360e1b6612d98c91971e/src/crewai/project/annotations.py#L4)
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* [@crew](https://github.com/crewAIInc/crewAI/blob/97d7bfb52ad49a9f04db360e1b6612d98c91971e/src/crewai/project/annotations.py#L69)
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* [@llm](https://github.com/crewAIInc/crewAI/blob/97d7bfb52ad49a9f04db360e1b6612d98c91971e/src/crewai/project/annotations.py#L23)
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* [@tool](https://github.com/crewAIInc/crewAI/blob/97d7bfb52ad49a9f04db360e1b6612d98c91971e/src/crewai/project/annotations.py#L39)
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* [@callback](https://github.com/crewAIInc/crewAI/blob/97d7bfb52ad49a9f04db360e1b6612d98c91971e/src/crewai/project/annotations.py#L44)
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* [@output_json](https://github.com/crewAIInc/crewAI/blob/97d7bfb52ad49a9f04db360e1b6612d98c91971e/src/crewai/project/annotations.py#L29)
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* [@output_pydantic](https://github.com/crewAIInc/crewAI/blob/97d7bfb52ad49a9f04db360e1b6612d98c91971e/src/crewai/project/annotations.py#L34)
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* [@cache_handler](https://github.com/crewAIInc/crewAI/blob/97d7bfb52ad49a9f04db360e1b6612d98c91971e/src/crewai/project/annotations.py#L49)
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crew.py
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```py
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# ...
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@llm
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def mixtal_llm(self):
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return ChatGroq(temperature=0, model_name="mixtral-8x7b-32768")
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@agent
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def email_summarizer(self) -> Agent:
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return Agent(
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config=self.agents_config["email_summarizer"],
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)
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## ...other tasks defined
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@task
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def email_summarizer_task(self) -> Task:
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return Task(
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config=self.tasks_config["email_summarizer_task"],
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)
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# ...
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```
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## Installing Dependencies
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To install the dependencies for your project, you can use Poetry. First, navigate to your project directory:
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```shell
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$ cd my_project
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$ crewai install
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```
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This will install the dependencies specified in the `pyproject.toml` file.
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## Interpolating Variables
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Any variable interpolated in your `agents.yaml` and `tasks.yaml` files like `{variable}` will be replaced by the value of the variable in the `main.py` file.
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#### agents.yaml
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```yaml
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research_task:
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description: >
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Conduct a thorough research about the customer and competitors in the context
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of {customer_domain}.
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Make sure you find any interesting and relevant information given the
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current year is 2024.
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expected_output: >
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A complete report on the customer and their customers and competitors,
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including their demographics, preferences, market positioning and audience engagement.
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```
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#### main.py
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```python
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# main.py
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def run():
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inputs = {
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"customer_domain": "crewai.com"
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}
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MyProjectCrew(inputs).crew().kickoff(inputs=inputs)
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```
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## Running Your Project
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To run your project, use the following command:
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```shell
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$ crewai run
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```
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This will initialize your crew of AI agents and begin task execution as defined in your configuration in the `main.py` file.
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### Replay Tasks from Latest Crew Kickoff
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CrewAI now includes a replay feature that allows you to list the tasks from the last run and replay from a specific one. To use this feature, run:
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```shell
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$ crewai replay <task_id>
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```
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Replace `<task_id>` with the ID of the task you want to replay.
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### Reset Crew Memory
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If you need to reset the memory of your crew before running it again, you can do so by calling the reset memory feature:
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```shell
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$ crewai reset-memory
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```
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This will clear the crew's memory, allowing for a fresh start.
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## Deploying Your Project
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The easiest way to deploy your crew is through [CrewAI+](https://www.crewai.com/crewaiplus), where you can deploy your crew in a few clicks.
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