Doxis AI.dp (Klippa DocHorizon) MCP server

Capture invoices, receipts, IDs and bank statements with Doxis AI.dp; split, render, convert files. Hosted by usefulapi — connect from Claude, Cursor, or any MCP client.

Claude claude.ai · Desktop

  1. Open Customize → Connectors, then click + Add → Add custom connector.
  2. Enter the name Doxis AI.dp (Klippa DocHorizon) and this URL, then click Add:
    https://klippa-dochorizon.usefulapi.io/mcp
  3. Claude opens the login page: enter your Doxis AI.dp API key and Hosting region.
  4. In a chat, click + → Connectors and turn on Doxis AI.dp (Klippa DocHorizon).

Team and Enterprise: an Owner adds the connector for the organization first.

Claude Code

Run this command, then run /mcp in Claude Code to log in:

claude mcp add --transport http klippa-dochorizon https://klippa-dochorizon.usefulapi.io/mcp

Cursor

Add to Cursor or add this to ~/.cursor/mcp.json:

{
  "mcpServers": {
    "klippa-dochorizon": {
      "url": "https://klippa-dochorizon.usefulapi.io/mcp"
    }
  }
}

VS Code

Add to VS Code or add this to .vscode/mcp.json:

{
  "servers": {
    "klippa-dochorizon": {
      "type": "http",
      "url": "https://klippa-dochorizon.usefulapi.io/mcp"
    }
  }
}

Other MCP clients (Windsurf, Cline, Zed and more): add the URL as a remote MCP server (Streamable HTTP). The client then opens the login page in your browser. Do not add an Authorization header: see Before you connect.

live34 toolsFree 100 tool calls / monthPro $9/mo · $90/yr

Before you connect

The login page asks for your Doxis AI.dp API key and Hosting region.

Find the key in the Doxis AI.dp platform (dochorizon.klippa.com) under Settings → Project → API → Credentials. A new account gets EUR 25 of free credit. Keys belong to one project; if you restricted the credential to certain IP addresses, remove that restriction (this server calls from shared Cloudflare addresses). Choose Germany only if your project was created in the Germany region. Identity, bank statement and salary slip captures return personal data to your AI client; documents are processed by Doxis AI.dp under your project's data-retention settings. Your key is used only to call the Doxis AI.dp API on your behalf; it is never shown to anyone.

Add only the URL. Do not add an Authorization header or an API key to the client config. The server signs you in with OAuth: the login page asks for your Doxis AI.dp API key and Hosting region. If the config has such a header, remove it: some clients then send that header instead of the login token, and every call fails with 401.

Tools 34

ToolTypeWhat it does
dochorizon_get_key_inforead
Get API key info
Check the connected Doxis AI.dp (Klippa DocHorizon) API key: organization, project, credential id, and the services enabled for it. Does not process a document and costs nothing. GET /auth/v1/info.
dochorizon_list_modelsread
List enabled capturing models
List the document capturing models enabled for this project (financial, identity, bank statement, salary slip, generic, e-invoice, ...). Does not process a document; normally not billed. GET /document_capturing/v1/enabled_models.
dochorizon_list_configurationsread
List capturing configurations
List the capturing configurations of a model (name, slug and the enabled components). Pass a slug as configuration_slug to a capture tool to choose which fields are extracted. Does not process a document; normally not billed. GET /document_capturing/v1/{model}/configurations.
dochorizon_get_model_schemaread
Get a model's JSON schema
The JSON schema of what a capturing model returns (every field it can extract), optionally for one configuration. Does not process a document; normally not billed. GET /document_capturing/v1/{model}/schema or /{model}/configurations/{slug}/schema.
dochorizon_list_prompt_configurationsread
List Prompt Builder configurations
List the Prompt Builder (LLM extraction) configurations of the project: name and slug. Does not process a document; normally not billed. GET /document_capturing/v1/prompt_builder/configurations.
dochorizon_get_prompt_schemaread
Get a Prompt Builder JSON schema
The JSON schema of the output of one Prompt Builder configuration. Does not process a document; normally not billed. GET /document_capturing/v1/prompt_builder/configurations/{slug}/schema.
dochorizon_capture_financialwrite
Capture an invoice or receipt
SPENDS CREDITS: extract structured data from an invoice, receipt or other financial document with the Financial model: merchant and customer, dates, totals, VAT, line items, payment details, currency, and more (as the chosen configuration enables). Uses your own Doxis AI.dp (Klippa) credits: billed per request or per page depending on the service (extra components in a configuration can add cost), at your project's price (Billing → Pricing in the platform); a new account starts with EUR 25 of free credit. Give the document as exactly one of url (public https), data_base64 (small files) or file_id (a stored file). Synchronous; for long documents use dochorizon_submit_async_capture. POST /document_capturing/v1/financial.
dochorizon_capture_identitywrite
Capture an identity document
SPENDS CREDITS: read an identity document (passport, ID card, driver's licence, visa) with the Identity model: name, date of birth, nationality, document number, expiry, MRZ, validity and fraud checks. WARNING: the result contains personal data of the people on the document; handle it accordingly. It is returned to you only; this server never stores or logs it. Uses your own Doxis AI.dp (Klippa) credits: billed per request or per page depending on the service (extra components in a configuration can add cost), at your project's price (Billing → Pricing in the platform); a new account starts with EUR 25 of free credit. Give the document as exactly one of url (public https), data_base64 (small files) or file_id (a stored file). Images up to 4096 px per side. POST /document_capturing/v1/identity.
dochorizon_capture_bank_statementwrite
Capture a bank statement
SPENDS CREDITS: extract a bank statement: bank, account holder, period, opening and closing balance and every transaction. WARNING: the result contains personal data of the people on the document; handle it accordingly. It is returned to you only; this server never stores or logs it. Uses your own Doxis AI.dp (Klippa) credits: billed per request or per page depending on the service (extra components in a configuration can add cost), at your project's price (Billing → Pricing in the platform); a new account starts with EUR 25 of free credit. Give the document as exactly one of url (public https), data_base64 (small files) or file_id (a stored file). POST /document_capturing/v1/bank_statement.
dochorizon_capture_salary_slipwrite
Capture a salary slip
SPENDS CREDITS: extract a salary slip (payslip): employer, employee, period, gross and net pay, deductions. WARNING: the result contains personal data of the people on the document; handle it accordingly. It is returned to you only; this server never stores or logs it. Uses your own Doxis AI.dp (Klippa) credits: billed per request or per page depending on the service (extra components in a configuration can add cost), at your project's price (Billing → Pricing in the platform); a new account starts with EUR 25 of free credit. Give the document as exactly one of url (public https), data_base64 (small files) or file_id (a stored file). POST /document_capturing/v1/salary_slip.
dochorizon_capture_genericwrite
Capture any document as key-values and tables
SPENDS CREDITS: turn any document into generic structured data: key-value pairs and tables, as JSON. Uses your own Doxis AI.dp (Klippa) credits: billed per request or per page depending on the service (extra components in a configuration can add cost), at your project's price (Billing → Pricing in the platform); a new account starts with EUR 25 of free credit. Give the document as exactly one of url (public https), data_base64 (small files) or file_id (a stored file). POST /document_capturing/v1/generic.
dochorizon_capture_einvoicewrite
Capture a document as an e-invoice
SPENDS CREDITS: read an invoice with the financial model and return it in the Universal Invoice structure used for e-invoicing (parties, lines, tax subtotals, totals, payment means). Does not send anything to a network. Uses your own Doxis AI.dp (Klippa) credits: billed per request or per page depending on the service (extra components in a configuration can add cost), at your project's price (Billing → Pricing in the platform); a new account starts with EUR 25 of free credit. Give the document as exactly one of url (public https), data_base64 (small files) or file_id (a stored file). POST /document_capturing/v1/einvoice.
dochorizon_capture_with_promptwrite
Capture with a Prompt Builder configuration
SPENDS CREDITS: extract data from a document with a Prompt Builder configuration (an LLM extraction prompt you defined in the platform). Output follows that configuration's schema (see dochorizon_get_prompt_schema). The result may contain whatever personal data the document holds. Uses your own Doxis AI.dp (Klippa) credits: billed per request or per page depending on the service (extra components in a configuration can add cost), at your project's price (Billing → Pricing in the platform); a new account starts with EUR 25 of free credit. Give the document as exactly one of url (public https), data_base64 (small files) or file_id (a stored file). POST /document_capturing/v1/prompt_builder/configurations/{slug}.
dochorizon_submit_async_capturewrite
Submit a document for asynchronous capture
SPENDS CREDITS: queue one document for capturing and return a job_id right away; poll dochorizon_get_async_job, then read dochorizon_get_async_job_result. Use it for long documents and bursts (async jobs are not subject to the concurrent-request limit). No webhook or human review is configured. For identity, salary_slip and bank_statement the result holds personal data. Uses your own Doxis AI.dp (Klippa) credits: billed per request or per page depending on the service (extra components in a configuration can add cost), at your project's price (Billing → Pricing in the platform); a new account starts with EUR 25 of free credit. Give the document as exactly one of url (public https), data_base64 (small files) or file_id (a stored file). POST /document_capturing/v1/{model}/async.
dochorizon_list_async_jobsread
List asynchronous capture jobs
List the project's async capture jobs (newest first as returned): job_id, status, created time, with paging. Does not process a document; normally not billed. GET /document_capturing/v1/async.
dochorizon_get_async_jobread
Get asynchronous job status
The status of one async capture job (in_queue, processing, hitl, done, error, closed, rejected). Does not process a document; normally not billed. GET /document_capturing/v1/async/{job_id}.
dochorizon_get_async_job_resultread
Get asynchronous job result
The captured data of a finished async job (status done). The result may contain personal data (identity, salary slip, bank statement). Does not process a document; normally not billed. GET /document_capturing/v1/async/{job_id}/result.
dochorizon_get_async_job_logsread
Get asynchronous job logs
Status changes and error messages of an async job, to debug a failed one. Does not process a document; normally not billed. GET /document_capturing/v1/async/{job_id}/logs.
dochorizon_delete_async_jobwrite
Delete an asynchronous job
WRITE: permanently delete an async job, its result and the stored documents from Doxis AI.dp's servers; a job still waiting in the queue is cancelled. Use it to remove personal data you no longer need. Cannot be undone. DELETE /document_capturing/v1/async/{job_id}.
dochorizon_document_infowrite
Get document info
SPENDS CREDITS: page count, page sizes, content type, metadata and permissions of a PDF or TIFF. Useful to check the page count before capturing. Uses your own Doxis AI.dp (Klippa) credits: billed per request or per page depending on the service (extra components in a configuration can add cost), at your project's price (Billing → Pricing in the platform); a new account starts with EUR 25 of free credit. Give the document as exactly one of url (public https), data_base64 (small files) or file_id (a stored file). POST /document_toolkit/v1/info.
dochorizon_document_splitwrite
Split a PDF
SPENDS CREDITS: split a PDF into several PDFs by page ranges (one output file per range, for example ['1-3','4-6']). Output files are stored in Doxis AI.dp storage and returned as file ids you can pass to any other tool as file_id. Uses your own Doxis AI.dp (Klippa) credits: billed per request or per page depending on the service (extra components in a configuration can add cost), at your project's price (Billing → Pricing in the platform); a new account starts with EUR 25 of free credit. Give the document as exactly one of url (public https), data_base64 (small files) or file_id (a stored file). POST /document_toolkit/v1/split.
dochorizon_document_renderwrite
Render PDF pages as images
SPENDS CREDITS: render pages of a PDF as images, optionally limited in width/height. Each render config gives page_ranges and optional width and height in pixels. Images are stored in Doxis AI.dp storage and returned as file ids (use dochorizon_download_file for small ones). Uses your own Doxis AI.dp (Klippa) credits: billed per request or per page depending on the service (extra components in a configuration can add cost), at your project's price (Billing → Pricing in the platform); a new account starts with EUR 25 of free credit. Give the document as exactly one of url (public https), data_base64 (small files) or file_id (a stored file). POST /document_toolkit/v1/render.
dochorizon_document_mergewrite
Merge PDFs
SPENDS CREDITS: merge two or more PDFs into one, in the order given, optionally taking only some pages of each. The merged file is stored in Doxis AI.dp storage and returned as a file id. Uses your own Doxis AI.dp (Klippa) credits: billed per request or per page depending on the service (extra components in a configuration can add cost), at your project's price (Billing → Pricing in the platform); a new account starts with EUR 25 of free credit. Each document is one of url (public https), data_base64 or file_id. POST /document_toolkit/v1/merge.
dochorizon_upload_filewrite
Upload a file to Doxis AI.dp storage
WRITE: store a file in your Doxis AI.dp storage and get a file_id to reuse in other tools (capture the same file several times without sending it again). Give a public https url or small base64 data. The file stays in your project's storage until it expires per your data-retention setting. May use credits per your pricing. POST /storage/v1/files.
dochorizon_download_fileread
Download a stored file (small files only)
Fetch a stored file by file_id and return it as base64. Only files up to 30 KB are returned inline; for larger files use the file_id in other tools instead. Does not process a document; normally not billed. GET /storage/v1/files/{file_id}.
dochorizon_validate_einvoicewrite
Validate an e-invoice
Validate an e-invoice (XML or hybrid PDF) against its standard (EN 16931, XRechnung, Peppol BIS, ...): returns the detected type, valid yes/no, a summary and each broken rule with its XPath location. Nothing is sent to anyone. May use credits per your pricing. POST /einvoicing/v1/tools/validate.
dochorizon_convert_einvoicewrite
Convert an e-invoice to Universal Invoice JSON
Convert an e-invoice (XML or hybrid PDF) to the Universal Invoice JSON structure (parties, lines, taxes, totals). Nothing is sent to anyone. May use credits per your pricing. POST /einvoicing/v1/tools/convert/einvoice.
dochorizon_list_einvoice_typesread
List e-invoice types
The e-invoice types Doxis AI.dp understands (ids to pass as einvoice_type). Does not process a document; normally not billed. GET /einvoicing/v1/tools/einvoice-types.
dochorizon_search_peppol_directoryread
Search the Peppol directory
Search the public Peppol business directory by company name, identifier or other text: participant identifiers, countries, contacts, websites and the document types each can receive. Public business data; costs nothing. GET /einvoicing/v1/peppol/environments/{environment}/directory.
dochorizon_lookup_peppol_participantread
Look up a Peppol participant
Look up one Peppol participant by identifier (for example iso6523-actorid-upis::0106:64111512) in the Peppol network (SML): the document types it can receive. Does not process a document; normally not billed. GET /einvoicing/v1/peppol/environments/{environment}/participants/{participant_identifier}.
dochorizon_usage_statusmeta
Usage status (free-tier meter)
Report the caller's current free-tier usage this month: calls used, monthly limit, remaining, and whether the cap is reached. Read-only; does not count against the meter.
dochorizon_request_featuremeta
Request a missing feature
Tell usefulapi that the user needs something the Doxis AI.dp (Klippa DocHorizon) tools cannot do yet (a missing tool, field or filter). Call it only when the user asks for something none of the tools can do, and tell the user that you send the request. Do not call it for errors or for normal requests. Do not include personal data, credentials or customer records. Stored with the product name and the client type (for example Claude or Cursor), without the user's account. At most 5 requests per day. Does not count against the meter.
dochorizon_upgrademeta
Upgrade to Pro (unlimited)
Subscribe to the Pro plan for UNLIMITED Doxis AI.dp (Klippa DocHorizon) tool calls (the free tier caps monthly usage). Choose monthly ($9/month) or yearly ($90/year — 2 months free) billing. Returns a Stripe Checkout link to open in your browser; after payment your account upgrades automatically. Does not count against the meter.
dochorizon_cancel_subscriptionmeta
Cancel the Pro subscription
Cancel the caller's Doxis AI.dp (Klippa DocHorizon) Pro subscription at the end of the paid period (no refund for the current period; unlimited calls continue until then, then the free tier applies). Requires confirm: true. Run dochorizon_upgrade later to undo the cancel before the period ends. Does not count against the meter.

Pricing

PlanPriceLimit
Free$0100 tool calls / month
Proper project$9/mo · $90/yrUnlimited

Pro covers this Doxis AI.dp (Klippa DocHorizon) server only. Subscribe with dochorizon_upgrade (it returns a Stripe Checkout link). Cancel any time with dochorizon_cancel_subscription: Pro continues to the end of the paid period, with no refund for the current period, and running dochorizon_upgrade before then undoes the cancel. Or write to [email protected].

FAQ

Is this an official Doxis AI.dp (Klippa DocHorizon) product?

No. usefulapi is an independent service. It is not affiliated with or endorsed by Doxis AI.dp (Klippa DocHorizon). The server calls the Doxis AI.dp (Klippa DocHorizon) API with your own Doxis AI.dp (Klippa DocHorizon) access, so it sees only the data that your account can see.

What do I need to connect?

The login page asks for your Doxis AI.dp API key and Hosting region. See Before you connect for where to find them.

Do I put my Doxis AI.dp (Klippa DocHorizon) key or an Authorization header in the client config?

No. Add only the URL. Do not add an Authorization header or an API key to the client config. The server signs you in with OAuth: the login page asks for your Doxis AI.dp API key and Hosting region. If the config has such a header, remove it: some clients then send that header instead of the login token, and every call fails with 401.

How do you keep my Doxis AI.dp (Klippa DocHorizon) credentials?

The login stores them encrypted in the authorization grant of your connection. The server uses them to call the Doxis AI.dp (Klippa DocHorizon) API for you and to derive a private account id for usage metering. usefulapi does not show them on any page or in any reply. To stop all access, remove the connector and change or delete these credentials in Doxis AI.dp (Klippa DocHorizon).

Can the AI change my Doxis AI.dp (Klippa DocHorizon) data?

Yes, if you approve it. 16 of the 30 Doxis AI.dp (Klippa DocHorizon) tools can create or change data. The other 14 are marked read-only. Most MCP clients ask you to approve a tool call before it runs.

What does it cost?

The Free plan gives 100 tool calls / month. Pro costs $9/mo or $90/yr, with unlimited tool calls, for this Doxis AI.dp (Klippa DocHorizon) server only. Run dochorizon_usage_status to see how many calls you used.

How do I subscribe or cancel?

Ask the AI to run dochorizon_upgrade: it returns a Stripe Checkout link. To cancel, run dochorizon_cancel_subscription. Pro continues to the end of the paid period.

What if a Doxis AI.dp (Klippa DocHorizon) tool that I need is missing?

Tell the AI what you wanted to do. It can send the request with dochorizon_request_feature. We store the text with the server name, the type of AI client and the tool you tried, not with your account, and read every request when we plan new tools. You can send up to 5 requests per day.

Which AI clients can I use?

Any client that supports remote MCP servers (Streamable HTTP) with OAuth login: Claude (web and desktop), Claude Code, Cursor, VS Code, Windsurf and others.

This is a Model Context Protocol endpoint — meant to be connected from an AI client, not opened in a browser. An invalid_token response at the URL is the auth gate working as designed; clients authenticate automatically.

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