Freshsales Python API Docs | dltHub

Build a Freshsales-to-database pipeline in Python using dlt with AI Workbench support for Claude Code, Cursor, and Codex.

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Freshsales is a CRM platform for managing sales, contacts, and deals that provides a REST API for integrations and workflow automation. The REST API base URL is https://{your_domain}.myfreshworks.com/crm/sales/api and uses API key authentication via the Authorization header.

dlt is an open-source Python library that handles authentication, pagination, and schema evolution automatically. dlthub provides AI context files that enable code assistants to generate production-ready pipelines. Install with uv add "dlt[hub]" and start loading Freshsales data in under 10 minutes.


What data can I load from Freshsales?

Here are some of the endpoints you can load from Freshsales:

ResourceEndpointMethodData selectorDescription
contactscontactsGETcontactsList all contacts (paginated)
leadsleadsGETleadsList all leads (paginated)
dealsdealsGETdealsList all deals (paginated)
sales_accountssales_accountsGETsales_accountsList all sales accounts (paginated)
taskstasksGETtasksList all tasks (paginated)

How do I authenticate with the Freshsales API?

All requests must include the 'Authorization' header in the format 'Token token=YOUR_API_KEY'. The 'Content-Type: application/json' header is also typically required for requests.

1. Get your credentials

  1. Log in to your Freshworks CRM account. 2. Click on your profile picture in the top-right corner. 3. Select Profile Settings. 4. Navigate to the API Settings tab. 5. Your API key will be displayed under the Your API key field. You can click Copy to copy it to your clipboard. (Note: You may need to complete a captcha verification to view the key.)

2. Add them to .dlt/secrets.toml

[sources.freshsales_source] api_key = "your_freshsales_api_key_here" domain = "your_freshworks_subdomain"

dlt reads this automatically at runtime — never hardcode tokens in your pipeline script. For production environments, see setting up credentials with dlt for environment variable and vault-based options.


How do I set up and run the pipeline?

Set up a virtual environment and install dlt:

uv init uv add "dlt[hub]"

1. Install the dlt AI harness:

uv run dlthub ai init --agent <your-agent> # <agent>: claude | cursor | codex

This installs project rules, a secrets management skill, appropriate ignore files, and configures the dlt MCP server for your agent. Learn more →

2. Install the rest-api-pipeline toolkit:

uv run dlthub ai toolkit install rest-api-pipeline

This loads the skills and context about dlt the agent uses to build the pipeline iteratively, efficiently, and safely. The agent uses MCP tools to inspect credentials — it never needs to read your secrets.toml directly. Learn more →

3. Start LLM-assisted coding:

Use /find-source to load data from the Freshsales API into DuckDB.

The rest-api-pipeline toolkit takes over from here — it reads relevant API documentation, presents you with options for which endpoints to load, and follows a structured workflow to scaffold, debug, and validate the pipeline step by step.

4. Run the pipeline:

uv run python freshsales_pipeline.py

If everything is configured correctly, you'll see output like this:

Pipeline freshsales_pipeline load step completed in 0.26 seconds 1 load package(s) were loaded to destination duckdb and into dataset freshsales_data The duckdb destination used duckdb:/freshsales.duckdb location to store data Load package 1749667187.541553 is LOADED and contains no failed jobs

Inspect your pipeline and data:

uv run dlthub show

This opens the Pipeline Dashboard where you can verify pipeline state, load metrics, schema (tables, columns, types), and query the loaded data directly.


Python pipeline example

This example loads contacts and deals from the Freshsales API into DuckDB. It mirrors the endpoint and data selector configuration from the table above:

import dlt from dlt.sources.rest_api import RESTAPIConfig, rest_api_resources @dlt.source def freshsales_source(api_key=dlt.secrets.value): config: RESTAPIConfig = { "client": { "base_url": "https://{your_domain}.myfreshworks.com/crm/sales/api", "auth": {"type": "api_key", "api_key": api_key, "name": "Authorization", "location": "header"}, }, "resources": [ {"name": "contacts", "endpoint": {"path": "contacts", "data_selector": "contacts"}}, {"name": "deals", "endpoint": {"path": "deals", "data_selector": "deals"}} ], } yield from rest_api_resources(config) def get_data() -> None: pipeline = dlt.pipeline( pipeline_name="freshsales_pipeline", destination="duckdb", dataset_name="freshsales_data", ) load_info = pipeline.run(freshsales_source()) print(load_info)

To add more endpoints, append entries from the resource table to the "resources" list using the same name, path, and data_selector pattern.


How do I query the loaded data?

Once the pipeline runs, dlt creates one table per resource. You can query with Python or SQL.

Python (pandas DataFrame):

import dlt data = dlt.pipeline("freshsales_pipeline").dataset() sessions_df = data.contacts.df() print(sessions_df.head())

SQL (DuckDB example):

SELECT * FROM freshsales_data.contacts LIMIT 10;

In a marimo or Jupyter notebook:

import dlt data = dlt.pipeline("freshsales_pipeline").dataset() data.contacts.df().head()

See how to explore your data in marimo Notebooks and how to query your data in Python with dataset.


What destinations can I load Freshsales data to?

dlt supports loading into any of these destinations — only the destination parameter changes:

DestinationExample value
DuckDB (local, default)"duckdb"
PostgreSQL"postgres"
BigQuery"bigquery"
Snowflake"snowflake"
Redshift"redshift"
Databricks"databricks"
Filesystem (S3, GCS, Azure)"filesystem"

Change the destination in dlt.pipeline(destination="snowflake") and add credentials in .dlt/secrets.toml. See the full destinations list.


Next steps

Continue your data engineering journey with the other toolkits of the dltHub AI harness:

  • data-exploration — Build custom notebooks, charts, and dashboards for deeper analysis with marimo notebooks.
  • dlthub-platform — Deploy, schedule, and monitor your pipeline in production.
uv run dlthub ai toolkit install data-exploration uv run dlthub ai toolkit install dlthub-platform

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