Reviewed by the NexaToolkit team · Last reviewed June 2026. We compare the billing models honestly — per-task vs per-execution is the detail that decides your real cost. NexaToolkit may earn a commission from links on this page — it never changes what we recommend.
A cross-platform automation connects apps that don’t natively talk to each other — a form fill triggers a CRM update, a Slack ping, and a spreadsheet row, all without you. The platform you choose mostly comes down to one thing: how it bills. Here’s how to build one, the three main tools, and real 2026 pricing.
The three platforms and how they bill
Zapier (Professional from $29.99/month, 750 tasks) is the easiest and has the most app integrations — but bills per task, so every step in a workflow counts. Make (from $9/month) is visual and cheaper. n8n (free self-hosted; Cloud from $20/month) bills per execution — the whole workflow counts as one — making it far cheaper for multi-step automations.
Step 1: map the trigger and actions
Define the trigger (new form submission, new email) and the chain of actions across platforms. Sketch it before building — a clear map prevents the spaghetti that makes automations break silently.
Step 2: build and add an AI step (optional)
All three now support AI steps and agents — drop in ChatGPT/OpenAI ($20/usage) to summarize, categorize, or draft inside the flow. Emerging open-source agent tools (CrewAI and similar) can handle more complex decision logic if you self-host.
Step 3: test and add error handling
Run with test data, then add error paths and notifications so a failed step alerts you instead of silently dropping data. Unmonitored automations fail quietly — that’s how records go missing.
Cross-platform automation tools compared
| Tool | Price | Billing |
|---|---|---|
| Zapier | From $29.99/mo | Per task (each step counts) |
| Make | From $9/mo | Per operation (cheaper) |
| n8n | Free self-host / $20 | Per execution (cheapest multi-step) |
| OpenAI API | Usage-based | The optional AI step |
A real scenario
A small business wiring up lead intake: a website form submission should create a CRM contact, post to Slack, add a spreadsheet row, and send a welcome email. On Zapier that’s 4–5 tasks per lead — fine at low volume, pricey at scale. The same flow on n8n (Cloud $20) counts as one execution per lead regardless of steps, so at a few hundred leads a month it’s dramatically cheaper. They add an OpenAI step to auto-categorize each lead. The decision rule: Zapier for the easiest setup and biggest app library at low volume; n8n once workflows get multi-step or high-volume, because per-execution billing wins decisively there.
Frequently asked questions
What’s the best cross-platform automation tool?
Zapier (from $29.99/mo) for the easiest setup and most integrations; Make (from $9) for a cheaper visual builder; n8n (free self-hosted, Cloud from $20) for the lowest cost on multi-step workflows thanks to per-execution billing.
Why is n8n cheaper than Zapier?
Billing model. Zapier charges per task — every step in a workflow counts — while n8n charges per execution, counting the whole workflow as one. For a 5-step automation run 1,000 times, Zapier bills 5,000 tasks and n8n bills 1,000 executions.
Can these tools use AI in a workflow?
Yes — Zapier, Make, and n8n all support AI steps and agents. Drop in an OpenAI/ChatGPT step to summarize, categorize, or draft mid-flow. For complex decision logic, self-hosted agent frameworks like CrewAI go further.
More: see our AI workflow automation tools and building AI workflows without code.
