Sender

email newsletters 8 tools available

Email marketing platform for creating campaigns, automating workflows, and tracking results

About this integration

Connect Sender to Definable to automate repetitive tasks, sync data with the rest of your stack, trigger on real-world events. Personas call Sender's 8 tools directly from chat or scheduled flows. You can wire it into any persona to read, write, and react when an event fires.

Connect Sender to Definable and it becomes a set of typed tools your agents plan with — triggered by events, run on schedules, or invoked mid-conversation. Every write is checked by the verifier before it lands.

Auth OAuth2 · 2 clicks

Tools 8 exposed

Plans All, incl. Free

Data Never trained on

Sender · in workflows

What teams actually run.

Three patterns teams run with Sender on day one. Each one is a plain-English prompt — no canvas, no glue code — and you can remix them into anything.

Trigger on event

│ Listen for a new event

│ Parse and validate the payload

└ Take an action with the linked tool

Daily summary

│ Pull yesterday's activity

│ Summarise with the model of your choice

└ Send the digest via email or Slack

Cross-tool sync

│ Read records from one app

│ Transform with a persona

└ Write the result back via this integration

8 tools available

The Sender toolbox.

Every Sender capability your agents can call, each with a typed schema the planner reads. The router picks the right tool per step; the verifier checks the result.

Create Field

Tool to create a new custom subscriber field in Sender.net. Use when you need to add custom fields for email personalization, segmentation, or storing additional subscriber information like company name, birthday, job title, or other custom attributes.

Create Or Update Subscriber

Tool to create a new subscriber or update an existing one in Sender.net. Use when you need to add new subscribers to your email list or update existing subscriber information. This performs an upsert operation - creates if the email doesn't exist, updates if it does.

Get All Fields

Tool to retrieve a list of all custom subscriber fields configured in the Sender.net account. Use when you need to view available fields for email personalization, segmentation, or managing subscriber data.

Get All Workflows

Tool to retrieve a list of all automation workflows in the Sender account. Use when you need to view or manage automation workflows.

Get Campaign By ID

Tool to retrieve a specific campaign by its unique ID from Sender. Use when you need detailed information about a campaign including delivery metrics and engagement statistics.

Get Group By ID

Tool to retrieve a specific subscriber group by its unique ID from Sender. Use when you need detailed information about a single group including subscriber counts.

Get Subscriber By ID

Tool to retrieve a specific subscriber by their unique ID from Sender. Use when you need to fetch detailed information about a single subscriber including their status, groups, and custom fields.

Update Subscriber Fields

Tool to update custom fields and information for an existing subscriber in Sender.net. Use when you need to modify subscriber details such as email, first name, last name, groups, or custom fields for email personalization and segmentation.

See it run

One prompt, start to finish.

A real prompt, the Sender tools it calls, and what comes back. This is the whole interface — describe the outcome, agents handle the rest.

❯

Run a real Sender task end-to-end — plan it, execute across the API, and hand back a verified result.

sender.create_field Tool to create a new custom subscriber field in Sender.net. Use when you need to add custo

sender.create_or_update_subscriber Tool to create a new subscriber or update an existing one in Sender.net. Use when you need

sender.get_all_fields Tool to retrieve a list of all custom subscriber fields configured in the Sender.net accou · verified

done

Done. Sender responded across 3 calls, the verifier signed off, and the result is logged with every payload.

FAQ · Sender

Questions, answered.

What teams ask before connecting Sender.

01 What can I automate with Sender on Definable?

Anything Sender exposes through its API. Common email newsletters workflows on Definable include automate repetitive tasks, sync data with the rest of your stack, trigger on real-world events. Personas can call any of the 8 Sender tools directly, then chain the result into another integration without you writing code.

02 How does Sender authentication work?

Sender uses API_KEY on Definable. You connect once from the integrations page, scoped to the permissions you choose, and from then on any persona that has the integration enabled can act on your behalf. Tokens are encrypted at rest and rotated automatically.

03 Is the Sender integration included in my Definable plan?

Yes — every Definable plan, including Starter, includes access to all 8 Sender tools. You only need a separate Sender subscription if Sender itself charges per seat or per API call.

04 Is using Sender through Definable secure?

Every call from a persona to Sender is logged with the user, persona, prompt, and response. Tokens never leave Definable's secrets vault, scopes are configurable per persona, and you can revoke access at any time from the integration page.

05 How do I get started with Sender on Definable?

Sign up for Definable, open the integrations page, find Sender, and connect via OAuth or API key. You can immediately attach Sender to any persona and start running workflows. The free Starter plan includes 5,000 credits/month.

06 What Sender actions does Definable expose?

Definable exposes all 8 Sender actions as callable tools — including `Create Field`, `Create Or Update Subscriber`, `Get All Fields`, plus 5 more. Each tool gets a typed parameter schema so personas know exactly how to call it.