Design poster

Read and createdesign_poster

Designs a branded poster, infographic or 3 to 6 slide carousel. Text is rendered exactly as given. Saved to the Media Library. Uses AI credits.

Needs the write scope. Creates or changes things in Chirpy. Publishes nothing.

Inputs

Input	Type	Required	Description
`kind`	"poster" \| "infographic" \| "carousel"	Yes
`platformSize`	"instagram_square" \| "instagram_portrait" \| "story" \| "linkedin_horizontal" \| "facebook_post" \| "a4_poster"
`headline`	string		Poster: main line
`supportingText`	string		Poster: one or two short lines
`offer`	string
`dateTime`	string
`cta`	string
`contactInfo`	string
`notes`	string		Style or layout notes
`title`	string		Infographic title
`subtitle`	string
`stats`	object[]		Infographic: 2 to 8 figures Each item: `label` (required), `value` (required).
`source`	string		Infographic: where the figures come from
`topic`	string		Carousel: what it is about
`audience`	string
`slides`	object[]		Carousel: 3 to 10 slides, text rendered on each Each item: `role`, `text` (required).
`referenceFileIds`	integer[]		Up to 5 Media Library image fileIds to use as references: the user's photos, product or style to follow. Use the ids of images the user attached in this chat, or ones you found with list_media and look_at_media. Up to 5.

REST

curl https://chirpy.me/api/v1/design_poster \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d '{"kind":"poster"}'

MCP

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "design_poster",
    "arguments": {
      "kind": "poster"
    }
  }
}

MCP hints: readOnlyHint: false, destructiveHint: false, idempotentHint: false, openWorldHint: false.