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Integrations for your CRM, inboxes and AI assistants

Sync contacts, companies and deals with HubSpot or Zoho CRM. Send from Gmail, Outlook or any SMTP mailbox. Run searches and campaigns from Claude, ChatGPT or Cursor through MCP.

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Building something? Read the developer docs.

Browse integrations by category

Two CRMs, three ways to connect mailboxes, four AI assistants and four automation tools, plus the REST API and MCP server they run on.

CRM

Sync contacts, companies and deals between the Oppora CRM and the CRM your team already reports from. Deals created from replies go out on the next sync.

  • HubSpot

    Two-way sync of contacts, companies and deals, with field mapping and deal owners matched by email.

    How HubSpot sync works
  • Zoho CRM

    Two-way sync of contacts, accounts and deals, for Zoho accounts in any of its 11 data centers.

    How Zoho CRM sync works
  • Pipedrive

    Coming soon

    Listed in the app as coming soon. You cannot connect it yet.

Email sending

Connect the mailboxes you send campaigns from. Replies from every connected mailbox arrive in one Unibox.

  • Gmail and Google Workspace

    Connect Gmail mailboxes in a few clicks to send campaigns and follow-ups and to receive replies.

    Outreach engine
  • Outlook and Microsoft 365

    Connect Outlook mailboxes the same way, with replies tracked in Unibox.

    Outreach engine
  • SMTP and IMAP

    Add any other provider with its SMTP and IMAP details, one mailbox at a time or in bulk.

    Outreach engine

AI assistants (MCP)

Add one MCP URL and your Oppora API key, and your assistant can search companies and people, find emails and phones, manage lists and build campaigns.

  • Claude

    Add Oppora as a custom connector on claude.ai or in Claude Desktop.

    Setup guide
  • ChatGPT

    Add Oppora as an app in Developer mode on paid ChatGPT plans.

    Setup guide
  • Cursor

    Add the server to your global or project mcp.json file.

    Setup guide
  • Claude Code

    Register the remote server from your terminal and use the tools in any session.

    Setup guide

Automation

Call the Oppora REST API from the automation tool you already run. Each guide has the request settings and ready recipes to copy.

  • Zapier

    Use Webhooks by Zapier with a custom request and a bearer header.

    Zapier recipes
  • Make

    Use the HTTP "Make a request" module with your API key in the header.

    Make recipes
  • n8n

    Use the HTTP Request node with one reusable Header Auth credential.

    n8n recipes
  • Clay

    Add an HTTP API enrichment column that calls Oppora for every row.

    Clay recipes

Developer

One API key works for both. Calls draw from the same credits as the app.

  • REST API

    Search companies and people, enrich people, find and verify emails, find phones, run bulk jobs and manage lists.

    API reference
  • MCP server

    A remote server at api.oppora.ai/mcp with 73 tools, including campaign and sequence tools the REST API does not have.

    MCP docs

Integration reference

What each integration does, which way data moves, and which plans include it. API and MCP calls draw from the same credit balance as the app. See pricing for mailbox counts per plan.
Oppora integrations: category, purpose, sync direction and plan
IntegrationCategoryWhat it doesSync directionPlan
HubSpotCRMSyncs contacts, companies and deals with the Oppora CRM. Deals are linked to their company and contacts.Two-way, push only or pull onlyEvery plan, including Free
Zoho CRMCRMSyncs contacts, accounts and deals with the Oppora CRM, or imports them into a sales list.Two-way, push only or pull onlyEvery plan, including Free
PipedriveCRMComing soon. Not available to connect.Not availableNot available
Gmail and Google WorkspaceEmail sendingSends campaigns and follow-ups. Replies arrive in Unibox.Send and receiveEvery plan (mailbox count by plan)
Outlook and Microsoft 365Email sendingSends campaigns and follow-ups. Replies arrive in Unibox.Send and receiveEvery plan (mailbox count by plan)
SMTP and IMAPEmail sendingConnects any other provider by host and port, one at a time or by bulk import.Send and receiveEvery plan (mailbox count by plan)
Claude, ChatGPT, Cursor, Claude CodeAI assistants (MCP)73 tools to search companies and people, find emails and phones, manage lists and build campaigns from chat.Reads and writes your Oppora workspaceEvery plan
Zapier, Make, n8n, ClayAutomationCalls the REST API from your workflows using the recipes in our docs.Your tool calls OpporaEvery plan, rate limit by plan
REST APIDeveloperCompany and people search, people enrichment, email and phone finding, verification, bulk jobs and lists.You call OpporaFree 30, Pro 300, Max 1,500 requests a minute

How to connect HubSpot or Zoho CRM

HubSpot and Zoho CRM sync are included on every plan, including Free.
  1. Step 1

    Open the CRM tab

    In the Oppora app, go to Integrations and open the CRM tab. HubSpot and Zoho CRM each have a Connect button.
  2. Step 2

    Approve access

    Sign in to HubSpot or Zoho in the window that opens and approve the access Oppora requests. You land back on the integration settings.
  3. Step 3

    Choose how data moves

    Pick two-way, push only or pull only. Sync on demand or every 15 minutes to 24 hours, and adjust field mapping if your CRM uses its own fields.

See exactly what each one syncs on the HubSpot integration and Zoho CRM integration pages.

Build on the REST API and MCP server

Create a key under Integrations, Oppora API in the app. The same key works for REST calls and for the MCP server, and both use your workspace credits. Read the API reference or the MCP setup guide.
  • MCP

    Prospect from a Claude chat

    Ask Claude for heads of sales at Series B fintech companies. It runs discover_companies and discover_people, finds their emails and adds them to a list you can open in Oppora.

  • MCP

    Set up a sequence from Cursor or Claude Code

    Ask your editor to create a sequence campaign, attach a saved list as its audience and activate it once you have reviewed the steps.

  • REST

    Fill a Clay table with verified emails

    An HTTP API column calls email search for every row, then email verify, and writes the result back to the table.

  • REST

    Clean new signups in n8n every night

    A scheduled workflow sends each new signup to email search and verify, so only checked addresses reach your CRM.

REST: find a work email
curl https://api.oppora.ai/api/v1/public/email/search \
  -H "Authorization: Bearer opp_live_..." \
  -H "Content-Type: application/json" \
  -d '{"first_name":"Alice","last_name":"Chen","domain":"example.com"}'
MCP: Claude Code
claude mcp add --transport http oppora https://api.oppora.ai/mcp \
  -H "Authorization: Bearer opp_live_..."

Clients that cannot send headers, such as Claude and ChatGPT custom connectors, can pass the key in the URL as ?api_key=.

Integrations FAQ

Straight answers about what connects today and what does not.
Does Oppora sync replies to HubSpot?

Not as emails. When you push an Interested reply to the CRM from Unibox, Oppora creates a deal in its own CRM with the full email thread attached. The next HubSpot sync creates that deal in HubSpot, linked to its company and contacts. The thread itself stays on the deal in Oppora.

Can I use HubSpot for cold email?

HubSpot's Acceptable Use Policy does not allow emailing purchased, rented or borrowed lists. You can keep HubSpot as your system of record and run cold email from Oppora instead: find and verify contacts, send from your own Gmail, Outlook or SMTP mailboxes, then sync contacts, companies and deals back to HubSpot.

Does Oppora integrate with Salesforce?

Not today. Oppora syncs with HubSpot and Zoho CRM. If your team runs on Salesforce, you can export lists as CSV on paid plans or move data with the REST API.

Is Pipedrive supported?

Not yet. Pipedrive is listed as coming soon on the CRM tab of the Integrations page in the app, and it cannot be connected today.

How often does CRM sync run?

Sync is manual by default, so nothing moves until you run an import, export or full sync. Switch to automatic and pick every 15 minutes, 30 minutes, 1 hour, 6 hours, 12 hours or 24 hours.

Do integrations use credits?

HubSpot and Zoho CRM sync use no credits. REST API and MCP calls draw from the same credit balance as the app, for example data credits when an email is found.

Which AI assistants work with the Oppora MCP server?

Claude, ChatGPT, Cursor and Claude Code have step-by-step setup guides. Any client that supports remote MCP servers over HTTP can connect to https://api.oppora.ai/mcp with an Oppora API key.

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