Customer.io Recharge

Customer.io + Recharge Integrations, Built by an AI Agent

Put Customer.io + Recharge to work with AI and enterprise-grade automation

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See the kind of workflows teams build with Customer.io and Recharge below — describe the exact one you want above and the Agent builds it on demand.

Customer.io + Recharge When a charge fails in Recharge, send an automated dunning email in Customer.io. See details
Enroll new subscribers into welcome nurture campaigns When a new customer is added in Recharge, automatically create their contact profile in Customer.io and add them to an onboarding campaign. See details
Create subscriber records from captured leads When a prospective customer is captured in Customer.io, automatically create a corresponding customer record in Recharge to prepare for subscription setup. See details
Send payment recovery messages on failed invoices When a billing payment fails in Recharge, immediately tag the contact and send a notification email through Customer.io to prompt payment updating. See details

Browse the full workflow library →

Looking to achieve something else with Customer.io and Recharge?

Just describe what you need — the Agent researches both APIs and builds the real automation on demand.

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Triggers & actions for Customer.io and Recharge

Everything Customer.io and Recharge can do inside a workflow — the triggers that start one and the actions that run when it fires.

Customer.io Explore Customer.io →

Customer.io is an automated messaging platform that allows companies to send targeted emails, push notifications, and SMS based on customer activity data.

Actions
Create or Update a Person

Creates a new person. If the person already exists, it will be updated.

Create Anonymous Event

Creates an anonymous event.

Create Event

Creates an event.

Recharge Explore Recharge →

Recharge is a subscription management platform designed for e-commerce businesses to process recurring transactions.

Triggers
New Reactivated Subscription

Triggers on an activated subscription.

New Address Created

Triggers when a new address is created.

Address Updated

Triggers when an address is updated.

New Cancelled Subscription

Triggers on a cancelled subscription.

New Charge Created

Triggers when a new charge is created.

Charge Failed

Triggers when a charge processing fails.

Actions
Activate Subscription

Activates one or more cancelled subscriptions.

Add Products to Collection

Adds one or more products to a collection. Maximum 250 products per request.

Add Discounts to Address

Applies a recurring discount to an address.

Add Discount to Charge

Applies a discount to a specific charge.

Cancel Subscription

Cancels a subscription.

Change Next Charge Date

Changes the next charge date for a queued charge. Note: If two charges have the same address and their dates are updated to match, they will be merged.

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Customer Stories

See how leading technology firms are scaling their operations

Amazing Product With Exceptional Support from the team. By using Knit we managed to speed up our development by orders of magnitude.
H
Huynh H
Developer, Multiplier
A brilliant tool to let you seamlessly integrate with many different systems. It is very easy to integrate with and customer support is next level.
J
Jayesh
Co-Founder, Scrut
Seamless integration experience. Well-documented, self-explanatory APIs, and excellent service and support.
P
Poorvi
Product Manager, Onsurity
Easy to integrate. Knit's dashboard is intuitive for setting up and testing integrations, and the sandbox is extremely useful during development.
A
Aditya
Product Lead, RazorpayXPayroll
Knit shipped a brand-new Timesheet API in a week and handed us a ready-to-use NetSuite sandbox. That velocity is priceless when you're running payroll in 40+ countries.
R
Rohit Singh
GM, Payoneer Workforce Management

#1 in Ease of Integrations

4.9 out of 5 stars

4.9 out of 5 stars on G2

G2 Leader, Spring 2026G2 Fastest Implementation, Spring 2026G2 High Performer, Spring 2026G2 Best Est. ROI, Spring 2026
FAQ

Common questions about Customer.io + Recharge

Is there a pre-built Customer.io + Recharge automation?

Not yet, but Knit's Integrations Agent can build one — describe what you want and it researches Customer.io and Recharge's public API docs (or your own uploaded docs) and builds a working automation.

Does this require a pre-built Customer.io or Recharge connector?

No. The Agent works whether or not Customer.io or Recharge already has a pre-built connector in Knit's catalog — it researches the real API surface either way.

How long does it take to build?

Minutes to build a first working version, not weeks — you test it against real data before it goes anywhere near production.

How can marketing campaigns respond to failed subscription payments?

When a payment fails in Recharge, the customer can automatically receive targeted messages or tags in Customer.io to help recover the revenue.

Can new leads captured in marketing campaigns be converted into subscription customers?

Yes, capturing a lead or updating a contact in Customer.io can automatically create a customer record in Recharge to streamline onboarding.

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