Use Karbon with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Manage your accounting firm's workflow, contacts, and work items directly via AI agents.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
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Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 12 capabilities
The complete Karbon capability set.
These are the exact actions your AI can choose when you ask it to work with Karbon.
01-04
4 capabilities in this set.
Part of 12 available through Karbon.
- 01
List contact notes
List notes for a specific contact
- 02
List contacts
Useful for a broad overview of clients and associates. List all contacts (Organizations and People)
- 03
Get contact
Get detailed information for a specific contact
- 04
Get work item
Get details for a specific work item
05-08
4 capabilities in this set.
Part of 12 available through Karbon.
- 05
List organizations
). List only organizational contacts
- 06
List people
). List only individual people contacts
- 07
List work tasks
List tasks for a specific work item
- 08
Update work item
Update an existing work item
09-12
4 capabilities in this set.
Part of 12 available through Karbon.
- 09
List users
Use this to identify assignees or firm members. List all users in the Karbon firm
- 10
List work items
Use this to track firm workflows and engagements. List all work items (workflows)
- 11
Create contact
Requires a name and contact type (Person or Organization). Create a new contact in Karbon
- 12
Create work item
Requires a title and a work type. Create a new work item (project)
Observed, not estimated
870ms average. Fast in production.
Karbon is checked daily against the live service.
- Fastest day
- 759ms
- Slowest day
- 1042ms
- 14-day trend
- Slowing+5%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 12 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of Karbon, so you can see the experience inside your AI.
It does not authenticate your account with Karbon. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Karbon Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_RqqckhwUx2sYaOTMmacPIORjC1RJNoAFpGpmlda4/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — Karbon capabilities are ready to use.
{
"mcpServers": {
"karbon-mcp": {
"url": "https://edge.vinkius.com/vk_preview_RqqckhwUx2sYaOTMmacPIORjC1RJNoAFpGpmlda4/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
FAQ
Questions Karbon owners ask.
- 01
Can the agent create new work items using templates?
Yes, the create_work_item capability allows specifying a work type, which corresponds to your templates in Karbon. This helps in quickly starting new client engagements.
- 02
Can I filter contacts to see only organizations?
Absolutely. Use the list_organizations capability to retrieve only organizational entities, or list_people to see individual contacts.
- 03
Is it possible to view the tasks inside a specific project?
Yes! Use the list_work_tasks capability with the unique work item key to see all associated checklist items and tasks.
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