E-invoicing in Colombia: what you need before issuing your first invoice
The paperwork to sort out first, the three ways to issue (including DIAN's free tool) and the mistakes that cause the most rework.
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Practical guides for SMEs in Colombia: e-invoicing and e-payroll, inventory, accounting, API integrations and AI chatbots for WhatsApp, written by the team that builds IANALITICS.
E-invoicing
Integrations
Gmail, WhatsApp, CRM, DIAN and Power BI: how IANALITICS connects to the tools you already use
The time lost retyping the same data, which integrations the platform includes, which are custom-built, and how each one works under the hood.
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Payroll
E-payroll in Colombia: what it is, what it isn't, and when automating it pays off
It isn't paying employees or filing social security contributions. What goes to DIAN, what changes every year, and how to run your own numbers.
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WhatsApp
Why many AI chatbots cost five times more than they should
An agent's cost is not about how much it talks, but how much it re-reads. What prompt caching is and why it saved us 84% per reply.
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WhatsApp
Baileys or the official WhatsApp API: what you are actually buying
Costs, setup times, risks and what each one is good for. No marketing: what technology sits under what you are offered.
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WhatsApp
What a WhatsApp AI agent really costs in Colombia (2026)
What makes up the bill, real ranges in the Colombian market and the six questions worth asking before you sign.
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Accounting
Integrated accounting: from invoice to financial statements without the month-end spreadsheet
What posts automatically, what is entered by hand and how the month is reviewed, from the invoice to the ledger and financial statements.
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Inventory
Inventory software with barcode scanning: what to check before buying
Barcode reader types, what the software behind it should do, and how automatic inventory discounting works on each sale.
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WhatsApp
AI chatbot for WhatsApp: what it can do for your sales and when it makes sense
What it does in a sales conversation, official API or linked number, which safeguards it needs, and when you do not need it yet.
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Integrations · Technical
How a REST API integration is built, step by step
HTTP methods, authentication, field mapping, retries and monitoring, with sample Python code and the actual IANALITICS architecture.
Read article →Evaluating software for your company?
IANALITICS brings inventory, purchasing, sales, invoicing and payroll into a single platform. What each plan includes is listed on the pricing page.
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