X profile header
Make an X header with your headline and link. Keep key text clear of the profile picture in the lower-left corner and the cropped edges.

- File types
- PNGJPEGWebP
- Size
- 1500 × 500 px
- Use case
- Profile banners
- Licence
- Free to copy and use in your own templates
- Source
- Made by thirds.ai with the open-licence Fraunces and Instrument Sans fonts, original graphic marks, and fictional sample names.
About this design
What you can make with it.
Fill the top of your X profile with a big headline, one short line, and your web address. A rising chart fills the lower right in your own colours. Change the words and colours to fit your brand.
Your details
What you can change.
These are the words and numbers you swap for your own. The design stays the same.
- KickerA short text.
- HeadlineA short text.
- SupportingA short text.
- LinkA short text.
- Background colourA colour.
- Accent colourA colour.
{
"kicker": "Fernway Trails · Guided hill days",
"headline": "Walk further.",
"supporting": "Small groups in the Lakes and Eryri, from £45 a day.",
"link": "fernwaytrails.co.uk",
"background_colour": "#173D2C",
"accent_colour": "#F6D776"
}For developers
Make this file from your code or your AI tools.
Save your design once, then your code or AI tool sends the details and gets the finished file back. Each one costs 1 credit.
curl https://thirds.ai/v1/image \
-H "Authorization: Bearer $THIRDS_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: x-header-1" \
-d '{"template_id":"tpl_your_copy","version":1,"data":{"kicker":"Fernway Trails · Guided hill days","headline":"Walk further.","supporting":"Small groups in the Lakes and Eryri, from £45 a day.","link":"fernwaytrails.co.uk","background_colour":"#173D2C","accent_colour":"#F6D776"},"image":{"format":"png","width":1500,"height":500}}'{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/call",
"params": {
"name": "render",
"arguments": {
"output": "png",
"idempotency_key": "x-header-1",
"request": {
"template_id": "tpl_your_copy",
"version": 1,
"data": {
"kicker": "Fernway Trails · Guided hill days",
"headline": "Walk further.",
"supporting": "Small groups in the Lakes and Eryri, from £45 a day.",
"link": "fernwaytrails.co.uk",
"background_colour": "#173D2C",
"accent_colour": "#F6D776"
},
"image": {
"width": 1500,
"height": 500
}
}
}
}
}Edit this template
Open it in the editor, put your brand on it, and keep it with your own templates. Your first 50 credits each month are free.


