Prompt → Diagram (AI)

This endpoint generates a new AI diagram or edits an existing one from user-provided input, with support for file attachments and additional context.

An example cURL request for generating a new diagram:

curl --location 'https://app.eraser.io/api/render/prompt' \
--header 'Content-Type: application/json' \
--header 'Authorization: Bearer $YOUR-TOKEN-HERE' \
--data '{
    "theme": "dark",
    "mode": "standard",
    "diagramType": "cloud-architecture-diagram",
    "text": "Azure Front Door routes to a web UI (App Service/Static Web Apps); requests go through API Management to Cognitive Search (indexing Blob Storage/DevOps Repos) and Azure OpenAI for answers; Functions handle transforms, Redis caches; responses return via API Management; monitored with Azure Monitor + Application Insights."
}'

An example cURL request for editing an existing diagram:

curl --location 'https://app.eraser.io/api/render/prompt' \
--header 'Content-Type: application/json' \
--header 'Authorization: Bearer $YOUR-TOKEN-HERE' \
--data '{
    "priorRequestId": "6ZoBxeDf94ix9IB7Fx8G",
    "text": "Add a CDN layer in front of the Azure Front Door"
}'

An example cURL request with a file attachment:

curl --location 'https://app.eraser.io/api/render/prompt' \
--header 'Content-Type: application/json' \
--header 'Authorization: Bearer $YOUR-TOKEN-HERE' \
--data '{
    "text": "Generate a diagram based on this screenshot",
    "attachments": [
        {
            "filename": "screenshot.png",
            "mimeType": "image/png",
            "content": "$BASE64-ENCODED-CONTENT-HERE"
        }
    ],
}'

Here's an example cURL request using a git repository:

curl --location 'https://app.eraser.io/api/render/prompt' \
--header 'Content-Type: application/json' \
--header 'Authorization: Bearer $YOUR-TOKEN-HERE' \
--data '{
    "text": "Generate an architecture diagram based on Terraform files in /wordpress-fargate/.",
    "diagramType": "cloud-architecture-diagram",
    "mode": "standard",
    "git": {
        "orgName": "acme-corp",
        "repoName": "terraform-iac"
    }
}'

An example cURL request using a reference library (contextId can be found on the AI references page; docs):

curl --location 'https://app.eraser.io/api/render/prompt' \
--header 'Content-Type: application/json' \
--header 'Authorization: Bearer $YOUR-TOKEN-HERE' \
--data '{
    "text": "Create a mobile application architecture diagram utilizing the Payment Processing Module and Authentication Module from the ACME Corp Architecture Library.",
    "diagramType": "cloud-architecture-diagram",
    "mode": "standard",
    "contextId": "$CONTEXT-ID"
}'

An example response is:

{
    "requestId": "generated-request-id",
    "imageUrl": "https://IMAGE-SITE-URL/IMAGE-NAME.png",
    "createEraserFileUrl": "https://ERASER-URL-TO-OPEN-DIAGRAM-IN-EDITOR",
    "diagrams": [
        {
            "diagramType": "cloud-architecture-diagram",
            "code": "// EXAMPLE DIAGRAM \n A > B \n B > C"
        }
    ]
}

Full documentation of the endpoint below: