Upload a file for mailing or MMS
One step with ClickSend. We can help you get access.
Get something done
Upload a file for mailing or MMS
with ClickSend
Use ClickSend: its ClickSend v3 Post Letter API lets you upload a file for mailing or MMS in a single step (POST /uploads). capabilities.work can help you get signed up and connected.
- How do I upload a PDF to use for a letter or postcard?
- Can I upload an image to use in a picture message?
Say it to your AI assistant
- Upload {content} with conversion {convert}.
- Upload this file {content} converted for {convert}.
For your developer
POST /uploads in ClickSend v3 Post Letter API. Full spec on APIs.io.