Integration
Connect Omnisend to TaxJar
When New Contact fires in Omnisend, your agent runs Create a Customer in TaxJar. Describe the whole flow and it is built, tested on every scenario and kept running.
What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it.
Build solutions, not workarounds.
What do you want Omnisend and TaxJar to do together?
Ask the assistant
Connect your AI client
Give your AI client this address.
https://mcp.apiant.aiOne connection does both: ask your client to act in an app once, or have it build an automation that keeps running. Any client that takes a remote MCP server. Nothing to install. Create your free account, then sign in once in your browser.
Set it up in your client
Claude Code
Run this in the directory you want to work in.
claude mcp add --transport http -s project apiant-ai https://mcp.apiant.aiStart Claude Code there, approve the server, and sign in in the browser page it opens.
Claude Code guide (opens in a new tab)Claude, web and desktop
Open Customize, then Connectors, then Add custom connector, and paste the address. On Team and Enterprise an owner adds it first.
Setup guide (opens in a new tab)Cursor
Add the address to your MCP configuration as a server URL. Cursor signs you in in your browser.
Setup guide (opens in a new tab)Zed
Open Settings, then AI, then MCP Servers, then Add Server, then Add Remote Server.
Setup guide (opens in a new tab)Codex and the ChatGPT desktop app
Open Settings, then MCP servers, then Add server, and choose Streamable HTTP. From the terminal, Codex takes the address with its own add command and then signs you in.
Setup guide (opens in a new tab)Any other MCP client
Paste the address where the client asks for a remote MCP server URL, and name the server apiant-ai where it lets you. APIANT's skills reach the client over the same connection.
Setup guide (opens in a new tab)Example flows
What Omnisend can start in TaxJar
When New Contact in Omnisend
then Create a Customer in TaxJar
When Updated Contacts in Omnisend
then Create an Order Transaction in TaxJar
Starting points drawn from the triggers and actions in the catalog today. Describe the flow you need, at any depth, and your agent builds it and tests every scenario before it ships.
Everything your agent can do with Omnisend and TaxJar
Triggers and actions 2 triggers · 56 actions
Trigger
New ContactTriggers when a new contact is added to your Omnisend account, optionally limited to a subscription status, segment or tag.
Trigger
Updated ContactsTriggers when a contact is created or updated in Omnisend, newest changes first.
Action
Add email templateCreates a new email template in Omnisend with a name, general style settings and content sections.
Action
Add productCreates a product in your Omnisend catalog, with optional variants, images, categories and tags.
Action
Add product categoryCreates a new product category in your Omnisend store.
Action
Add segmentCreates a new contact segment in Omnisend from a name and a set of condition rules.
Action
Add tags to contactsAdds one or more tags to contacts chosen by contact ID, email, phone number or segment. Tagging happens in the background, so tags may take a moment to appear.
Action
Cancel CampaignCancels a scheduled or paused campaign (or a started email campaign) in Omnisend and marks it as canceled.
Action
Copy CampaignCreates a new draft copy of an existing campaign, including its content, audience and settings. The copy is named "Copy of: " followed by the original name.
Action
Create CampaignCreates a new draft campaign (email or SMS; regular, A/B test or booster) in Omnisend and returns the created campaign.
Action
Create SubscriberCreates a subscriber (contact) in Omnisend, or updates the existing contact with the same email address.
Action
Delete CampaignDeletes a campaign from your Omnisend account.
Action
Delete Email TemplateDeletes an email template from your Omnisend account by its ID.
Action
Delete ImageDeletes an image from the Omnisend image library by its ID.
Action
Delete productDeletes a product from the Omnisend product catalog by its ID.
Action
Delete SegmentPermanently deletes a segment in Omnisend.
Action
Find CampaignReturns a single Omnisend campaign by its ID, including its name, status, channel, audience, content and sending settings.
Action
Find CampaignsReturns campaigns whose name contains the given text, optionally filtered by status, channel, type and created/updated dates.
Action
Find Email TemplateReturns a single email template, including its name, layout sections and general settings, looked up by its ID.
Action
Find Email TemplatesReturns email templates whose names contain the given text.
Action
Find ImageReturns a single image from your Omnisend image library by its ID, including its URL, size and dimensions.
Action
Find ImagesReturns images in your Omnisend library whose names contain the search text.
Action
Find SegmentReturns an Omnisend segment by its ID, including its name, status and condition rules.
Action
Find SegmentsFinds segments whose name contains the given text.
Action
Get contactReturns a single Omnisend contact by its ID, including profile details, identifiers, tags, segments and custom properties.
Action
Get productReturns a single product from your Omnisend catalog by its ID, including its variants, images, categories and stock status.
Action
Get Segment StatisticsReturns statistics for a segment, including how many contacts it currently contains.
Action
Import Email TemplateCreates a new Omnisend email template by importing raw HTML. Returns the created template.
Action
List contactsReturns Omnisend contacts, optionally filtered by email, phone, subscription status, segment, tag or last-update time.
Action
Remove tags from contactsRemoves one or more tags from contacts chosen by contact ID, email, phone number or segment. Omnisend processes the removal in the background.
Action
Render Email TemplateRenders an email template and returns its full HTML body for preview.
Action
Send Customer EventSends a customer event (custom or recommended) to Omnisend for a contact, creating or updating the contact and triggering any automations based on that event.
Action
Update CampaignUpdates a draft campaign's name, language, content, audience, sending settings, booster or A/B test settings. Only campaigns still in draft can be updated.
Action
Update contactUpdates an existing Omnisend contact by its ID, changing only the fields you fill in, and returns the updated contact.
Action
Update email templateFully replaces an existing Omnisend email template's name, sections and general settings, and returns the updated template.
Action
Update productReplaces an existing product in your Omnisend catalog with the details you provide. Fields left blank are not kept from the previous version.
Action
Update segmentUpdates an existing segment's name and rules. The segment can't be updated while it is being built.
Action
Upload ImageUploads an image to your Omnisend image library from a publicly accessible URL and returns the stored image details.
Action
Calculate Sales Tax for an OrderWorks out the sales tax due on an order from the ship-from and ship-to addresses, the order amount and its line items.
Action
Create a CustomerCreates a customer in TaxJar with their exemption type and the regions the exemption applies to.
Action
Create an Order TransactionRecords a completed order in TaxJar so it counts towards your sales tax reporting.
Action
Create a Refund TransactionRecords a refund against an existing order in TaxJar so your sales tax reporting stays accurate.
Action
Get Two-Letter ISO Code for RegionLooks up the two-letter code for a state, province or country by name, using TaxJar's own list of regions.
Action
List CategoriesReturns TaxJar's product categories and the tax code to use for each one.
Action
List CustomersReturns the IDs of every customer in your TaxJar account.
Action
List Nexus RegionsReturns the states, provinces and countries where your TaxJar account has nexus and must collect tax.
Action
List OrdersReturns the IDs of the orders recorded in TaxJar, optionally limited to a date or date range.
Action
List RefundsReturns the IDs of the refunds recorded in TaxJar, optionally limited to a date or date range.
Action
Rates for LocationReturns the sales tax rates that apply at a location, broken down by state, county and city.
Action
Show a CustomerReturns one customer from TaxJar, including their exemption type and exempt regions.
Action
Show OrderReturns one order recorded in TaxJar, including its addresses, totals and line items.
Action
Show RefundReturns one refund recorded in TaxJar, including the order it applies to and the amounts refunded.
Action
Summarize Tax Rates for All RegionsReturns the minimum and average sales tax rate for every state, province and country TaxJar covers.
Action
Update a CustomerUpdates a customer in TaxJar. Only the fields you supply are changed.
Action
Update an Order TransactionUpdates an order already recorded in TaxJar. Only the fields you supply are changed.
Action
Update a Refund TransactionUpdates a refund already recorded in TaxJar. Only the fields you supply are changed.
Action
Validate an AddressChecks a US address and returns TaxJar's corrected version of it, so tax is worked out on a clean address.
Action
Validate a VAT NumberChecks whether a VAT number is valid and returns the business name and address registered against it.
No trigger or action matches that. Ask your agent to add it: it reads the API documentation and builds what you describe.
Each app on its own
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Questions
Omnisend and TaxJar, answered
What can start an automation from Omnisend?
Any of Omnisend's 2 triggers in the catalog, including New Contact and Updated Contacts. Describe the moment in plain language and your agent picks the right one.
What can your agent do in TaxJar when something happens in Omnisend?
Any of TaxJar's 20 actions, including Create a Customer, Create an Order Transaction, Create a Refund Transaction and Update a Customer. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from TaxJar to Omnisend?
TaxJar has no triggers in the catalog today, so automations start in Omnisend. If you need the other direction, ask: your agent reads TaxJar's API documentation and adds it.
Do I have to build a connector for Omnisend or TaxJar?
No. Both are in the catalog with their triggers and actions. You describe the automation; your agent builds it, tests every scenario and keeps it running.
Can my AI client use Omnisend and TaxJar without building an automation?
Yes. With your AI client connected to APIANT, ask it to do something in either app once and it runs that action on the spot. Ask for an automation and your agent builds it, tests every scenario and keeps it running. One connection covers both.
What happens when something fails?
Your agent works that out for you. It plans the failure paths along with the happy path, then tests every scenario before it ships.
Is there a free plan?
Yes. Every plan includes the agent, including free, and building from your own AI client spends no assistant credits.