---
title: List open models
description: Every model open.sume.com keys can run, with dollar prices.
---
`GET` `/v1/open/catalog`

**Host** `https://api.open.sume.com` · **Auth** none needed

Returns every model in the open catalog: image, video, lip-sync and caption models, each with its modes, capabilities and dollar price. `pricing.options` lists the price per quality or resolution. The catalog is public: no key needed.

## Request

No headers needed. A key is accepted but not required.

## Example

<!-- api-call-example:v2-catalog-list -->

## Response

`200 OK`

```json
{
  "data": {
    "models": [
      {
        "id": "gpt-image-2",
        "slug": "openai/gpt-image-2",
        "name": "ChatGPT Image 2",
        "kind": "image",
        "company": {
          "slug": "openai",
          "name": "OpenAI"
        },
        "description": "Generates and edits images · up to 4 per request",
        "modes": [
          "text-to-image",
          "image-edit"
        ],
        "capabilities": {
          "text_to_image": true,
          "image_edit": true,
          "aspect_ratios": [
            "auto",
            "1:1",
            "16:9",
            "9:16",
            "4:3",
            "3:4",
            "5:4",
            "9:8",
            "4:5"
          ],
          "resolutions": [],
          "qualities": [
            "low",
            "medium",
            "high"
          ],
          "max_images": 4,
          "output_formats": [
            "png",
            "jpeg",
            "webp"
          ]
        },
        "constraints": [
          "Admit uses an image-token estimate (quality + size); the listed rate is high quality at 1024"
        ],
        "pricing": {
          "currency": "USD",
          "unit": "image",
          "qualifier": "from",
          "from_usd": "0.0077",
          "from_usd_micros": 7700,
          "to_usd": "0.2639",
          "options": [
            {
              "label": "low",
              "quality": "low",
              "usd": "0.0077",
              "usd_micros": 7700,
              "route": "fal"
            },
            {
              "label": "medium",
              "quality": "medium",
              "usd": "0.0664",
              "usd_micros": 66400,
              "route": "fal"
            },
            {
              "label": "high",
              "quality": "high",
              "usd": "0.2639",
              "usd_micros": 263900,
              "route": "fal"
            }
          ]
        }
      },
      "…"
    ]
  }
}
```

## Errors

| Status | `code` | When |
|---|---|---|
| 429 | `rate_limited` | Too many requests from your address. |

[All error codes](/docs/errors)

## Related

- [Get an open model](/docs/reference/catalog/get)
- [Estimate a price](/docs/reference/catalog/estimate)
- [Billing](/docs/billing)