AI YouTube thumbnails from GPT Image, Nano Banana, FLUX and more, side by side. Pay per image.
Call this server's tools from your browser. Nothing to install.
Bearer tc_... key from https://thumbnailcreator.ai (account menu > Agent keys)
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Tool list from our last check. Connect live to refresh it.
Shows the credit balance and in-flight spend for the API key's account.
This tool takes no arguments.
Shows the credit balance and in-flight spend for the API key's account.
No arguments.
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {}
}Generates thumbnail images from a prompt with one or more models (up to 8 images per call). Waits for results and returns image URLs valid for one hour. Billed per image to the API key's account.
| Argument | Type | Description |
|---|---|---|
| n | integer | Images per model. |
| format | string | Aspect ratio. 16:9 is 1920x1080 for YouTube. |
| models | array | Model ids from list_models. Defaults to gpt-image-2. |
| prompt* | string | What the thumbnail should show, including any exact text to render. |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"prompt"
],
"properties": {
"n": {
"type": "integer",
"maximum": 4,
"minimum": 1,
"description": "Images per model."
},
"format": {
"enum": [
"16:9",
"1:1",
"9:16",
"4:5"
],
"type": "string",
"description": "Aspect ratio. 16:9 is 1920x1080 for YouTube."
},
"models": {
"type": "array",
"items": {
"enum": [
"gpt-image-2",
"gpt-image-2.5-flare",
"gpt-image-2.5-sunburst",
"nano-banana-pro",
"nano-banana-2.1",
"flux-2-max",
"seedream-5-lite",
"ideogram-v4",
"grok-imagine"
],
"type": "string"
},
"maxItems": 4,
"minItems": 1,
"description": "Model ids from list_models. Defaults to gpt-image-2."
},
"prompt": {
"type": "string",
"maxLength": 2000,
"minLength": 3,
"description": "What the thumbnail should show, including any exact text to render."
}
}
}Returns the status and fresh image URLs for a generation id.
| Argument | Type | Description |
|---|---|---|
| id* | string |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"id"
],
"properties": {
"id": {
"type": "string",
"format": "uuid",
"pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"
}
}
}Lists available thumbnail image models with the price per image in USD.
No arguments.
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {}
}