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ActionConvertAPIUpdated May 2026

How do I convert a file between formats?

Short answer: Drop the "ConvertAPIConvert File Format" action anywhere in your workflow, map the inputs from upstream nodes, and publish.

Inputs

The fields this action accepts.

Every field can be mapped from an upstream trigger, AI step, table row, or hard-coded literal.

FieldTypeRequiredDescription
From Format
fromFormat
stringRequiredFrom Format. e.g. "docx"
To Format
toFormat
stringRequiredTo Format. e.g. "pdf"
File URL
fileUrl
urlRequiredA fully qualified URL (https://...) for the file url.
Sample request
{
"fromFormat": "docx",
"toFormat": "pdf",
"fileUrl": "e.g. https://example.com/path"
}
Returns
{
"Files": [
{
"Url": "https://v2.convertapi.com/d/...",
"FileName": "output.pdf",
"FileSize": 524288
}
],
"ConversionCost": 1
}

Use these fields in downstream nodes for routing, logging, or error handling.

Triggered by

Apps that pair well as the trigger for Convert File Format.

Any of these apps can fire this action as part of a workflow.

FAQ

Questions about Convert File Format.

What does the Convert File Format action do in ConvertAPI?
Converts between PDF, Word, Excel, PowerPoint, HTML, images, and 100+ other format pairs. Pass source URL or file content + target format. For "client uploaded a PDF, convert to editable Word" or "HTML invoice → PDF for archival" workflows.
What inputs does Convert File Format require?
Required: From Format, To Format, File URL. Every input accepts a static value or a variable from any upstream node in your workflow.
Can I use dynamic inputs from earlier workflow nodes?
Yes. Any field on this action can pull values from upstream nodes, whether that's a form response, a trigger payload, an AI output, or a lookup result.
What happens if ConvertAPI returns an error?
The workflow pauses on the failed node, the error message is captured in the run log, and you can retry the run with one click. Auto-retry policies are configurable per workflow with exponential backoff up to 5 attempts.
Does Convert File Format support batch operations?
Yes. Run Convert File Format inside a Loop node to process arrays. Tiny Command handles ConvertAPI's rate limits automatically so you don't have to throttle manually.

Send convert file format from your workflows.

Triggered by anything in the catalog. Free tier available. No credit card.