{
  "schema_version": 2,
  "id": "commands/cms.incrby",
  "title": "CMS.INCRBY",
  "url": "https://redis.io/docs/latest/commands/cms.incrby/",
  "summary": "Increases the count of one or more items by increment",
  "since": "2.0.0",
  "tags": [
    "docs",
    "develop",
    "stack",
    "oss",
    "rs",
    "rc",
    "oss",
    "kubernetes",
    "clients"
  ],
  "last_updated": "2026-09-18T09:48:54+01:00",
  "page_type": "content",
  "content_hash": "57b9bf1882cfc51758da5bb1f1ce7dd269c637a3c4d9b2f4504843db22cb9a34",
  "sections": [
    {
      "id": "overview",
      "title": "Overview",
      "role": "overview",
      "text": "Increases the count of item by increment. Multiple items can be increased with one call."
    },
    {
      "id": "required-arguments",
      "title": "Required arguments",
      "role": "content",
      "text": "<details open><summary><code>key</code></summary>\n\nThe name of the sketch.\n\n</details>\n\n<details open><summary><code>item increment [item increment ...]</code></summary>\n\nOne or more item-increment pairs. Each `item`'s counter is increased by its corresponding `increment`.\n\n</details>"
    },
    {
      "id": "examples",
      "title": "Examples",
      "role": "example",
      "text": "[code example]"
    },
    {
      "id": "redis-software-and-redis-cloud-compatibility",
      "title": "Redis Software and Redis Cloud compatibility",
      "role": "content",
      "text": "| Redis<br />Software | Redis<br />Cloud | <span style=\"min-width: 9em; display: table-cell\">Notes</span> |\n|:----------------------|:-----------------|:------|\n| <span title=\"Supported\">&#x2705; Supported</span><br /> | <span title=\"Supported\"><nobr>&#x2705; Flexible & Annual</nobr></span><br /><span title=\"Supported\">&#x2705; Free & Fixed</nobr></span> |  |"
    },
    {
      "id": "return-information",
      "title": "Return information",
      "role": "returns",
      "text": "**RESP2:**\n\nOne of the following:\n\n* [Array](https://redis.io/docs/latest/develop/reference/protocol-spec#arrays) of [integer replies](https://redis.io/docs/latest/develop/reference/protocol-spec#integers) representing updated min-counts of each of the provided items in the sketch.\n* [Simple error reply](https://redis.io/docs/latest/develop/reference/protocol-spec#simple-errors) in these cases: invalid arguments, missing key, overflow, or wrong key type.\n\n**RESP3:**\n\nOne of the following:\n\n* [Array](https://redis.io/docs/latest/develop/reference/protocol-spec#arrays) of [integer replies](https://redis.io/docs/latest/develop/reference/protocol-spec#integers) representing updated min-counts of each of the provided items in the sketch.\n* [Simple error reply](https://redis.io/docs/latest/develop/reference/protocol-spec#simple-errors) in these cases: invalid arguments, missing key, overflow, or wrong key type."
    }
  ],
  "examples": [
    {
      "id": "examples-ex0",
      "language": "plaintext",
      "code": "redis> CMS.INCRBY test foo 10 bar 42\n1) (integer) 10\n2) (integer) 42",
      "section_id": "examples"
    }
  ]
}