A high-performance API for creating, managing, and downloading professional PDF invoices with automated calculations.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install invoiceforge-api
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install invoiceforge-api using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is InvoiceForge API?
The InvoiceForge API skill provides a streamlined interface for AI agents to handle the entire billing lifecycle. From generating complex multi-item invoices with tax calculations to tracking payment statuses, this Openclaw Skills integration simplifies financial operations for freelancers, agencies, and SaaS providers.
By leveraging this skill, developers can automate the generation of high-quality PDF documents without manually designing templates. The API handles all the heavy lifting, including subtotaling, tax application, and currency formatting, making it an essential component of any automated financial workflow.
InvoiceForge API Use Cases
- Generating monthly service invoices for freelancers based on tracked hours.
- Automating batch invoicing for subscription-based SaaS companies.
- Tracking client payment statuses from draft to paid within an AI-driven project management workflow.
- Creating professional receipts for digital product sales or consulting fees.
- Automating accounts receivable management through programmatic status updates.
How InvoiceForge API Works
- Obtain a free API key by registering a user email address via the keys endpoint.
- Submit structured invoice data, including seller details, buyer info, and line items, to the creation endpoint.
- The API processes the request, performing automatic calculations for taxes and totals.
- Receive a JSON response containing the generated invoice metadata and a secure download URL.
- Download the rendered PDF document for distribution to clients or internal record-keeping.
- Update the invoice status as the payment cycle progresses to maintain accurate financial records.
InvoiceForge API Setup
To begin using this skill within Openclaw Skills, you first need to generate an API key:
curl -X POST https://invoiceforge.vosscg.com/v1/keys \
-H "Content-Type: application/json" \
-d '{"email":"[email protected]"}'
Once you receive your API key, store it securely. All subsequent requests must include the X-API-Key header for authentication.
InvoiceForge API Data Schema & Taxonomy
The InvoiceForge API skill organizes data using a structured JSON schema to ensure consistency across financial documents:
| Object | Fields | Description |
|---|---|---|
| Seller/Buyer | name, email, address | Identity and contact information for the transaction parties. |
| Items | description, quantity, unit_price | List of services rendered or products sold. |
| Financials | tax_rate, currency | Configuration for tax calculation and ISO currency codes. |
| Metadata | invoice_number, status, created_at | System-generated tracking data and lifecycle state. |
| Endpoints | download_url | A direct path to the generated PDF asset. |
InvoiceForge API Advanced Features
- Multi-currency support for all ISO 4217 codes (USD, EUR, GBP, CAD, etc.).
- Automated server-side calculations for subtotals, tax amounts, and final totals.
- Comprehensive lifecycle management with statuses: draft, sent, paid, and void.
- Programmatic PDF rendering for high-fidelity, professional-grade financial documents.
- Support for batch processing and automated invoice listing for reporting and analytics.
SKILL.md
Loading
Related Openclaw Skills
docstream
docstream is a high-performance document processing skill that enables automated text extraction, AI summarization, and format conversion.
Refua
Refua enables AI agents to perform complex biomolecular folding, binding affinity estimation, and ADMET profiling within the Openclaw Skills ecosystem.
Chaos Lab
A multi-agent research framework designed to study AI alignment through conflicting optimization targets and emergent behaviors.
Fliz AI Video Generator
Programmatically transform text content into professional AI-generated videos with voiceovers and automated subtitles.
LedgerAI
An AI-driven financial automation engine for processing invoices, scanning receipts, and generating professional bookkeeping reports.
RankForge SEO API
A professional-grade SEO toolkit for AI agents to perform technical audits, keyword research, and competitor analysis using the RankForge API.
Featured*
