thirds.ai
Start free
Menu

Content planning

Content calendar

Plan a month of social posts in one table, with dates, channels, topics, and formats.

A landscape content calendar with a peach and teal gradient header, the large month November 2026 for Saltings Surf School, Newquay, a table of twelve posts with dates, channel pills, topics, and formats, a dark teal campaign card, and a notes panel.
Original1 of 6
Download freeEdit in the editor
File types
PDF
Size
11.7 × 8.27 in PDF
Use case
Content planning
Licence
Free to copy and use in your own templates
Source
Made by thirds.ai with the open-licence Bricolage Grotesque font, original graphic marks, and fictional sample names.

Put your brand on every design

Three brands

Give every client this design in their own brand.

Add a client's logo, colours, and fonts in one step, and you've got a file that looks made just for them, with no new design to build.

  • A landscape content calendar with a peach and teal gradient header, the large month November 2026 for Saltings Surf School, Newquay, a table of twelve posts with dates, channel pills, topics, and formats, a dark teal campaign card, and a notes panel.
  • The Content calendar design made for a second business, with its own details and brand.
  • The Content calendar design made for a third business, with its own details and brand.

About this design

What you can make with it.

Plan a month of social posts on one page. Each post has a date, a channel, a topic, and a format, with room for the month's campaign and notes. Share it with your client or team each month.

Your details

What you can change.

These are the words and numbers you swap for your own. The design stays the same.

  1. Client nameA short text.
  2. MonthA short text.
  3. PostsA list of items. Each item has date, channel, topic and format.
  4. CampaignA short text.
  5. NotesA longer text with more than one line.
  6. Agency nameA short text.
Sample data
{
  "client_name": "Saltings Surf School, Newquay",
  "month": "November 2026",
  "posts": [
    {
      "date": "Mon 2 Nov",
      "channel": "Instagram",
      "topic": "Why winter swell beats the summer crowds",
      "format": "Reel"
    },
    {
      "date": "Wed 4 Nov",
      "channel": "TikTok",
      "topic": "Getting into a 5 mm wetsuit in 30 seconds",
      "format": "Video"
    },
    {
      "date": "Fri 6 Nov",
      "channel": "Instagram",
      "topic": "Meet coach Rhian Tully",
      "format": "Carousel"
    },
    {
      "date": "Mon 9 Nov",
      "channel": "Facebook",
      "topic": "Winter lesson times are now live",
      "format": "Post"
    },
    {
      "date": "Wed 11 Nov",
      "channel": "Email",
      "topic": "Gift a lesson: vouchers from £45",
      "format": "Newsletter"
    },
    {
      "date": "Fri 13 Nov",
      "channel": "Instagram",
      "topic": "Five things to pack for a cold session",
      "format": "Carousel"
    },
    {
      "date": "Mon 16 Nov",
      "channel": "TikTok",
      "topic": "Wipeout of the week",
      "format": "Video"
    },
    {
      "date": "Wed 18 Nov",
      "channel": "Instagram",
      "topic": "Board repair day, behind the scenes",
      "format": "Stories"
    },
    {
      "date": "Fri 20 Nov",
      "channel": "LinkedIn",
      "topic": "Team surf days for local firms",
      "format": "Post"
    },
    {
      "date": "Mon 23 Nov",
      "channel": "Instagram",
      "topic": "Voucher countdown: one month to Christmas",
      "format": "Reel"
    },
    {
      "date": "Wed 25 Nov",
      "channel": "Email",
      "topic": "Last posting date for gift vouchers",
      "format": "Newsletter"
    },
    {
      "date": "Sun 29 Nov",
      "channel": "Facebook",
      "topic": "Sunrise session photos from Fistral",
      "format": "Album"
    }
  ],
  "campaign": "Gift a winter lesson: vouchers from £45",
  "notes": "Coach photos come from the October shoot folder. Keep voucher prices at £45, £80 and £150 in every post. Send captions for sign-off by the Thursday before each week.",
  "agency_name": "Paperkite Social, Bristol"
}

For developers

Make this file from your code or your AI tools.

Save your copy once, then send the new details with each request. Each finished file costs 1 credit.

API request
curl https://thirds.ai/v1/pdf \
  -H "Authorization: Bearer $THIRDS_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: content-calendar-1" \
  -d '{"template_id":"tpl_your_copy","version":1,"data":{"client_name":"Saltings Surf School, Newquay","month":"November 2026","posts":[{"date":"Mon 2 Nov","channel":"Instagram","topic":"Why winter swell beats the summer crowds","format":"Reel"},{"date":"Wed 4 Nov","channel":"TikTok","topic":"Getting into a 5 mm wetsuit in 30 seconds","format":"Video"},{"date":"Fri 6 Nov","channel":"Instagram","topic":"Meet coach Rhian Tully","format":"Carousel"},{"date":"Mon 9 Nov","channel":"Facebook","topic":"Winter lesson times are now live","format":"Post"},{"date":"Wed 11 Nov","channel":"Email","topic":"Gift a lesson: vouchers from £45","format":"Newsletter"},{"date":"Fri 13 Nov","channel":"Instagram","topic":"Five things to pack for a cold session","format":"Carousel"},{"date":"Mon 16 Nov","channel":"TikTok","topic":"Wipeout of the week","format":"Video"},{"date":"Wed 18 Nov","channel":"Instagram","topic":"Board repair day, behind the scenes","format":"Stories"},{"date":"Fri 20 Nov","channel":"LinkedIn","topic":"Team surf days for local firms","format":"Post"},{"date":"Mon 23 Nov","channel":"Instagram","topic":"Voucher countdown: one month to Christmas","format":"Reel"},{"date":"Wed 25 Nov","channel":"Email","topic":"Last posting date for gift vouchers","format":"Newsletter"},{"date":"Sun 29 Nov","channel":"Facebook","topic":"Sunrise session photos from Fistral","format":"Album"}],"campaign":"Gift a winter lesson: vouchers from £45","notes":"Coach photos come from the October shoot folder. Keep voucher prices at £45, £80 and £150 in every post. Send captions for sign-off by the Thursday before each week.","agency_name":"Paperkite Social, Bristol"},"pdf":{"width":"1123px","height":"794px"}}'
MCP call
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "render",
    "arguments": {
      "output": "pdf",
      "idempotency_key": "content-calendar-1",
      "request": {
        "template_id": "tpl_your_copy",
        "version": 1,
        "data": {
          "client_name": "Saltings Surf School, Newquay",
          "month": "November 2026",
          "posts": [
            {
              "date": "Mon 2 Nov",
              "channel": "Instagram",
              "topic": "Why winter swell beats the summer crowds",
              "format": "Reel"
            },
            {
              "date": "Wed 4 Nov",
              "channel": "TikTok",
              "topic": "Getting into a 5 mm wetsuit in 30 seconds",
              "format": "Video"
            },
            {
              "date": "Fri 6 Nov",
              "channel": "Instagram",
              "topic": "Meet coach Rhian Tully",
              "format": "Carousel"
            },
            {
              "date": "Mon 9 Nov",
              "channel": "Facebook",
              "topic": "Winter lesson times are now live",
              "format": "Post"
            },
            {
              "date": "Wed 11 Nov",
              "channel": "Email",
              "topic": "Gift a lesson: vouchers from £45",
              "format": "Newsletter"
            },
            {
              "date": "Fri 13 Nov",
              "channel": "Instagram",
              "topic": "Five things to pack for a cold session",
              "format": "Carousel"
            },
            {
              "date": "Mon 16 Nov",
              "channel": "TikTok",
              "topic": "Wipeout of the week",
              "format": "Video"
            },
            {
              "date": "Wed 18 Nov",
              "channel": "Instagram",
              "topic": "Board repair day, behind the scenes",
              "format": "Stories"
            },
            {
              "date": "Fri 20 Nov",
              "channel": "LinkedIn",
              "topic": "Team surf days for local firms",
              "format": "Post"
            },
            {
              "date": "Mon 23 Nov",
              "channel": "Instagram",
              "topic": "Voucher countdown: one month to Christmas",
              "format": "Reel"
            },
            {
              "date": "Wed 25 Nov",
              "channel": "Email",
              "topic": "Last posting date for gift vouchers",
              "format": "Newsletter"
            },
            {
              "date": "Sun 29 Nov",
              "channel": "Facebook",
              "topic": "Sunrise session photos from Fistral",
              "format": "Album"
            }
          ],
          "campaign": "Gift a winter lesson: vouchers from £45",
          "notes": "Coach photos come from the October shoot folder. Keep voucher prices at £45, £80 and £150 in every post. Send captions for sign-off by the Thursday before each week.",
          "agency_name": "Paperkite Social, Bristol"
        },
        "pdf": {
          "width": "1123px",
          "height": "794px"
        }
      }
    }
  }
}

More like this

A project brief for a record shop relaunch, with a grid of plum, mustard, and red shape tiles, the target date, and a list of eight milestones.
Project brief
A meeting agenda for a design studio, with a rust side panel for the time and place and a timed list of eight agenda items.
Meeting agenda
A team meeting agenda for Ferncombe Garden Centre with a deep green header, a big 08:30 start time, a coloured bar that shows how the hour splits, and ten timed topics with an owner for each.
Team meeting agenda

Edit this template

Open it in the editor, change anything you like, and keep it with your own templates. Your first 50 credits each month are free.

Use this template
Try it with your details