Integration
Connect Nutshell to OnceOnly
When New Activity fires in Nutshell, your agent runs Add event in OnceOnly. 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 Nutshell and OnceOnly to do together?
Ask the assistant
Connect your AI client
Give your AI client this address.
https://mcp.apiant.aiAny 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 Nutshell can start in OnceOnly
When New Activity in Nutshell
then Add event in OnceOnly
When New Company in Nutshell
then Add policy in OnceOnly
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 Nutshell and OnceOnly
Triggers and actions 6 triggers · 23 actions
Trigger
Activity LoggedTriggers when an Activity is logged.
Trigger
Lead WonTriggers when a lead is won.
Trigger
New ActivityTriggers when new Activity is created.
Trigger
New CompanyTriggers when new Company is created.
Trigger
New LeadTriggers when a new Lead is created.
Trigger
New PersonTriggers when new Person is created.
Action
Create CompanyCreates a new Company.
Action
Create LeadCreates a new Lead.
Action
Create PersonCreates a new Person.
Action
Find CompanyFinds an existing company.
Action
Find LeadFinds an existing lead by a particular field. Defaults to searching open leads, falls back to all leads.
Action
Find PersonFinds an existing person.
Action
Find UserFinds an existing User.
Action
Log ActivityCreates and logs a new Activity.
Action
Update CompanyUpdates an existing Company.
Action
Update LeadUpdates an existing Lead.
Action
Update Lead OutcomeUpdates a Lead Outcome.
Action
Update PersonUpdates an existing Person.
Action
Add eventAdds an event to an agent run's timeline in OnceOnly, such as a step starting, a tool call, or a failure.
Action
Add policyCreates or updates the governance policy for an agent, such as rate limits, spend limits and allowed or blocked tools.
Action
Add toolCreates or updates a tool in your OnceOnly tool registry, pointing at your backend URL. Returns the saved tool without its secret.
Action
Check & LockChecks an idempotency key and locks it if it is new, telling you whether the event is a first occurrence or a duplicate.
Action
Delete toolPermanently deletes a tool from your OnceOnly tool registry.
Action
Get policyReturns the governance policy configured for an agent.
Action
Get runReturns a run's timeline: the run id, the total number of events and the list of events recorded for it.
Action
Get toolReturns the details of a registered tool by name, including its URL, scope, enabled state and retry settings.
Action
List policiesReturns every agent policy on the OnceOnly account, each with its agent id and policy settings.
Action
List runsReturns the runs recorded on your OnceOnly account, with each run's latest status and event count.
Action
List toolsReturns the tools registered in your OnceOnly tool registry for a scope.
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
Reviews
What our customers say
More from Nutshell
Nutshell to SalesforceSalesforce is a leading enterprise customer relationship management (CRM) platform.
Nutshell to Hyperstack CertificatesHyperstack helps you easily create and manage digital certificates & badges for your events or courses.
Nutshell to PixabayPixabay is a free image and video library. Search over 4 million royalty-free photos, illustrations, vector...
Nutshell to SlackSlack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...
Nutshell to MailchimpMailchimp marketing automation and email platform.
Nutshell to StripeStripe is a payment processing platform for online businesses.
More into OnceOnly
HubSpot to OnceOnlyHubSpot is your all-in-one stop for all of your marketing software needs.
Salesforce to OnceOnlySalesforce is a leading enterprise customer relationship management (CRM) platform.
Slack to OnceOnlySlack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...
Google Sheets to OnceOnlyGoogle Sheets
Gmail to OnceOnlyGmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...
Google Calendar to OnceOnlyGoogle Calendar is a time management tool providing scheduling features, event reminders, and integration...
Questions
Nutshell and OnceOnly, answered
What can start an automation from Nutshell?
Any of Nutshell's 6 triggers in the catalog, including New Activity, New Company, New Lead and New Person. Describe the moment in plain language and your agent picks the right one.
What can your agent do in OnceOnly when something happens in Nutshell?
Any of OnceOnly's 11 actions, including Add event, Add policy, Add tool and Check & Lock. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from OnceOnly to Nutshell?
OnceOnly has no triggers in the catalog today, so automations start in Nutshell. If you need the other direction, ask: your agent reads OnceOnly's API documentation and adds it.
Do I have to build a connector for Nutshell or OnceOnly?
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.
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.