{
  "schema_version": 2,
  "id": "commands/json.numincrby",
  "title": "JSON.NUMINCRBY",
  "url": "https://redis.io/docs/latest/commands/json.numincrby/",
  "summary": "Increments the numeric value at path by a value",
  "since": "1.0.0",
  "tags": [
    "docs",
    "develop",
    "stack",
    "oss",
    "rs",
    "rc",
    "oss",
    "kubernetes",
    "clients"
  ],
  "last_updated": "2026-10-06T06:53:54-07:00",
  "page_type": "content",
  "content_hash": "96d22e6c68f303c58379a0e79b8cc6c5fc6a421c23ef1cc2ccd9a0e2c14768fa",
  "sections": [
    {
      "id": "overview",
      "title": "Overview",
      "role": "overview",
      "text": "Increment the number value stored at `path` by `value`\n\n[Examples](#examples)"
    },
    {
      "id": "required-arguments",
      "title": "Required arguments",
      "role": "content",
      "text": "<details open><summary><code>key</code></summary> \n\nis key to modify.\n</details>\n\n<details open><summary><code>path</code></summary> \n\nis JSONPath to specify.\n</details>\n\n<details open><summary><code>value</code></summary> \n\nis number value to increment. \n</details>"
    },
    {
      "id": "examples",
      "title": "Examples",
      "role": "example",
      "text": "<details open>\n<summary><b>Increment number values</b></summary>\n\nCreate a document.\n\n\nredis> JSON.SET doc . '{\"a\":\"b\",\"b\":[{\"a\":2}, {\"a\":5}, {\"a\":\"c\"}]}'\nOK\n\n\nIncrement a value of `a` object by 2. The command fails to find a number and returns `null`.\n\n\nredis> JSON.NUMINCRBY doc $.a 2\n\"[null]\"\n\n\nRecursively find and increment a value of all `a` objects. The command increments numbers it finds and returns `null` for nonnumber values.\n\n\nredis> JSON.NUMINCRBY doc $..a 2\n\"[null,4,7,null]\"\n\n\n</details>"
    },
    {
      "id": "redis-software-and-redis-cloud-compatibility",
      "title": "Redis Software and Redis Cloud compatibility",
      "role": "content",
      "text": "| Redis<br />Software | Redis<br />Cloud | <span style=\"min-width: 9em; display: table-cell\">Notes</span> |\n|:----------------------|:-----------------|:------|\n| <span title=\"Supported\">&#x2705; Supported</span><br /> | <span title=\"Supported\">&#x2705; Flexible & Annual</span><br /><span title=\"Supported\">&#x2705; Free & Fixed</nobr></span> |  |"
    },
    {
      "id": "return-information",
      "title": "Return information",
      "role": "returns",
      "text": "**RESP2:**\n\nWith `$`-based path argument: [Bulk string reply](https://redis.io/docs/latest/develop/reference/protocol-spec#bulk-strings) containing a JSON array with one element per matching path: the new value, or `null` if the matching value is not a number. The array is empty if no path matches.\n\nWith `.`-based path argument: [Bulk string reply](https://redis.io/docs/latest/develop/reference/protocol-spec#bulk-strings) representing the stringified new value. If the path matches more than one number, the command updates all of them and returns the last new value. [Simple error reply](https://redis.io/docs/latest/develop/reference/protocol-spec#simple-errors) if no matching value is a number.\n\nWith either path argument: [simple error reply](https://redis.io/docs/latest/develop/reference/protocol-spec#simple-errors) if the key doesn't exist or the result is out of range.\n\n**RESP3:**\n\nThe path syntax doesn't change the reply. [Array reply](https://redis.io/docs/latest/develop/reference/protocol-spec#arrays) with one element per matching path: an [integer reply](https://redis.io/docs/latest/develop/reference/protocol-spec#integers) or [double reply](https://redis.io/docs/latest/develop/reference/protocol-spec#doubles) containing the new value, or a [null reply](https://redis.io/docs/latest/develop/reference/protocol-spec#nulls) if the matching value is not a number. The array is empty if no path matches.\n\n[Simple error reply](https://redis.io/docs/latest/develop/reference/protocol-spec#simple-errors) if the key doesn't exist or the result is out of range."
    },
    {
      "id": "see-also",
      "title": "See also",
      "role": "related",
      "text": "[`JSON.ARRINDEX`](https://redis.io/docs/latest/commands/json.arrindex) | [`JSON.ARRINSERT`](https://redis.io/docs/latest/commands/json.arrinsert)"
    },
    {
      "id": "related-topics",
      "title": "Related topics",
      "role": "related",
      "text": "* [RedisJSON](https://redis.io/docs/latest/develop/data-types/json)\n* [Index and search JSON documents](https://redis.io/docs/latest/develop/ai/search-and-query/indexing)"
    }
  ],
  "examples": []
}