<!-- enhance-docs page=reference/mcp/screen-create -->
<!-- enhance-docs release-sha256=7ff3d88e90f9dd4fa5ee87960f993597885d25e92abc5665bd2ecbc70cd6621b -->

# screen.create

<span class="reference-badge">mutation</span> <span class="reference-badge">write</span>

Use when the requested change exactly matches screen.create; read the current state first when a version or identifier may have changed.

## Before calling

- Authenticate as the accountable Enhance person.
- Use only resource identifiers returned by an earlier capability result or supplied by the person.
- Reuse clientToken only when retrying this exact mutation input.

## Input

<details class="reference-schema">
<summary>Show complete JSON Schema</summary>

```json
{
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "type": "object",
 "properties": {
  "clientToken": {
   "type": "string",
   "format": "uuid",
   "pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"
  },
  "provenance": {
   "anyOf": [
    {
     "type": "object",
     "properties": {
      "sourceRecordingId": {
       "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)$"
      },
      "atMs": {
       "type": "integer",
       "minimum": 0,
       "maximum": 9007199254740991
      }
     },
     "required": [
      "sourceRecordingId",
      "atMs"
     ],
     "additionalProperties": false
    },
    {
     "type": "null"
    }
   ]
  },
  "route": {
   "anyOf": [
    {
     "type": "string",
     "maxLength": 2048
    },
    {
     "type": "null"
    }
   ]
  },
  "pageTitle": {
   "anyOf": [
    {
     "type": "string",
     "maxLength": 200
    },
    {
     "type": "null"
    }
   ]
  },
  "viewport": {
   "type": "object",
   "properties": {
    "width": {
     "type": "integer",
     "exclusiveMinimum": 0,
     "maximum": 9007199254740991
    },
    "height": {
     "type": "integer",
     "exclusiveMinimum": 0,
     "maximum": 9007199254740991
    }
   },
   "required": [
    "width",
    "height"
   ],
   "additionalProperties": false
  },
  "bytes": {
   "type": "integer",
   "minimum": 1,
   "maximum": 9007199254740991
  }
 },
 "required": [
  "clientToken",
  "provenance",
  "route",
  "pageTitle",
  "viewport",
  "bytes"
 ],
 "additionalProperties": false
}
```
</details>

### Example

<details class="reference-schema">
<summary>Show example input</summary>

```json
{
 "clientToken": "00000000-0000-4000-8000-000000000010",
 "provenance": {
  "sourceRecordingId": "00000000-0000-4000-8000-000000000010",
  "atMs": 0
 },
 "route": "x",
 "pageTitle": "x",
 "viewport": {
  "width": 1,
  "height": 1
 },
 "bytes": 1
}
```
</details>

## Result

Returns a typed screen.create result from the Enhance API without transport-specific prose.

## Recovery

- BAD_REQUEST: correct the named fields and call again.
- UNAUTHORIZED: restore Enhance authentication, then retry once.
- FORBIDDEN or NOT_FOUND: check the supplied resource and selection; do not substitute unrelated content. Ask for corrected access or scope if needed.
- CONFLICT: read the current resource, merge the intended change, and retry with its version.
- INTERNAL: run Enhance diagnostics, report the failure, and stop repeating the call.

## Continue with

- Read the affected screen resource to confirm the result.

Compatibility: `db90d727a512ff09dc75412f864b960f4f655627c0e1a6d9b95a0b83171cb7da`.