Create prompt version | Opik Documentation

POST/v1/private/prompts/versionsCreate prompt version

Create prompt version

Request body

application/json

objectCreatePromptVersion_Detail

namestringrequired

minLength 1

project_idstring · uuid

Project ID. Takes precedence over project_name when both are provided.

project_namestring

If provided, scopes the prompt to the specified project. Ignored when project_id is provided.

pattern (?s)^\s*(\S.*\S|\S)\s*$

template_structurestring

Template structure for the prompt: 'text' or 'chat'. Note: This field is only used when creating a new prompt. If a prompt with the given name already exists, this field is ignored and the existing prompt's template structure is used. Template structure is immutable after prompt creation.

one of "text", "chat" · default "text"

versionobjectrequired

Show child attributes

change_descriptionstring

commitstring

version short unique identifier, generated if absent. it must be 8 characters long

pattern ^[a-zA-Z0-9]{8}$

created_atstring · date-time

created_bystring

environmentstring

Deprecated: use 'environments' instead

maxLength 150 · minLength 0 · pattern ^[A-Za-z0-9_-]+$

environmentsarray of string

maxItems 100 · minItems 0 · uniqueItems true

Show child attributes

maxItems 100 · minItems 0 · uniqueItems true

idstring · uuid

version unique identifier, generated if absent

metadataobject

prompt_idstring · uuid

tagsarray of string

uniqueItems true

Show child attributes

uniqueItems true

templatestringrequired

minLength 1

template_structurestring

one of "text", "chat"

typestring

one of "mustache", "jinja2", "python"

variablesarray of string

uniqueItems true

Show child attributes

uniqueItems true

version_numberstring

sequential version number in the format v<N>; null for masks

version_typestring

version type discriminator; defaults to prompt_version

one of "prompt_version", "mask"

Example request

{
  "name": "string",
  "project_id": "00000000-0000-0000-0000-000000000000",
  "project_name": "string",
  "template_structure": "text",
  "version": {
    "change_description": "string",
    "commit": "string",
    "environment": "string",
    "environments": [
      "string"
    ],
    "id": "00000000-0000-0000-0000-000000000000",
    "metadata": {},
    "tags": [
      "string"
    ],
    "template": "string",
    "type": "jinja2",
    "version_type": "mask"
  }
}

Responses

objectPromptVersion_Detail

change_descriptionstring

commitstring

version short unique identifier, generated if absent. it must be 8 characters long

pattern ^[a-zA-Z0-9]{8}$

created_atstring · date-time

created_bystring

environmentstring

Deprecated: use 'environments' instead

maxLength 150 · minLength 0 · pattern ^[A-Za-z0-9_-]+$

environmentsarray of string

maxItems 100 · minItems 0 · uniqueItems true

Show child attributes

maxItems 100 · minItems 0 · uniqueItems true

idstring · uuid

version unique identifier, generated if absent

metadataobject

prompt_idstring · uuid

tagsarray of string

uniqueItems true

Show child attributes

uniqueItems true

templatestringrequired

minLength 1

template_structurestring

one of "text", "chat"

typestring

one of "mustache", "jinja2", "python"

variablesarray of string

uniqueItems true

Show child attributes

uniqueItems true

version_numberstring

sequential version number in the format v<N>; null for masks

version_typestring

version type discriminator; defaults to prompt_version

one of "prompt_version", "mask"

Example response

{
  "change_description": "string",
  "commit": "string",
  "created_at": "2026-06-09T00:00:00Z",
  "created_by": "string",
  "environment": "string",
  "environments": [
    "string"
  ],
  "id": "00000000-0000-0000-0000-000000000000",
  "metadata": {},
  "prompt_id": "00000000-0000-0000-0000-000000000000",
  "tags": [
    "string"
  ],
  "template": "string",
  "template_structure": "chat",
  "type": "jinja2",
  "variables": [
    "string"
  ],
  "version_number": "string",
  "version_type": "mask"
}

objectErrorMessage_Detail

errorsarray of string

Show child attributes

Example response

{
  "errors": [
    "string"
  ]
}

objectErrorMessage_Detail

errorsarray of string

Show child attributes

Example response

{
  "errors": [
    "string"
  ]
}

objectErrorMessage_Detail

errorsarray of string

Show child attributes

Example response

{
  "errors": [
    "string"
  ]
}

Examples

curl -X POST 'http://localhost:5173/api/v1/private/prompts/versions' \
  -H 'Content-Type: application/json' \
  -d '{"name":"string","project_id":"00000000-0000-0000-0000-000000000000","project_name":"string","template_structure":"text","version":{"change_description":"string","commit":"string","environment":"string","environments":["string"],"id":"00000000-0000-0000-0000-000000000000","metadata":{},"tags":["string"],"template":"string","type":"jinja2","version_type":"mask"}}'

const response = await fetch('http://localhost:5173/api/v1/private/prompts/versions', {
  method: 'POST',
  headers: { 'Content-Type': 'application/json' },
  body: JSON.stringify({"name":"string","project_id":"00000000-0000-0000-0000-000000000000","project_name":"string","template_structure":"text","version":{"change_description":"string","commit":"string","environment":"string","environments":["string"],"id":"00000000-0000-0000-0000-000000000000","metadata":{},"tags":["string"],"template":"string","type":"jinja2","version_type":"mask"}}),
});
const data = await response.json();

const response = await fetch('http://localhost:5173/api/v1/private/prompts/versions', { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: "{\"name\":\"string\",\"project_id\":\"00000000-0000-0000-0000-000000000000\",\"project_name\":\"string\",\"template_structure\":\"text\",\"version\":{\"change_description\":\"string\",\"commit\":\"string\",\"environment\":\"string\",\"environments\":[\"string\"],\"id\":\"00000000-0000-0000-0000-000000000000\",\"metadata\":{},\"tags\":[\"string\"],\"template\":\"string\",\"type\":\"jinja2\",\"version_type\":\"mask\"}}" });
console.log(await response.json());

import requests

response = requests.request(
    "POST",
    "http://localhost:5173/api/v1/private/prompts/versions",
    headers={"Content-Type": "application/json"},
    data='{"name":"string","project_id":"00000000-0000-0000-0000-000000000000","project_name":"string","template_structure":"text","version":{"change_description":"string","commit":"string","environment":"string","environments":["string"],"id":"00000000-0000-0000-0000-000000000000","metadata":{},"tags":["string"],"template":"string","type":"jinja2","version_type":"mask"}}',
)
print(response.json())

package main

import (
	"context"
	"net/http"
	"strings"
)

func main() {
	ctx := context.Background()
	body := strings.NewReader(`{"name":"string","project_id":"00000000-0000-0000-0000-000000000000","project_name":"string","template_structure":"text","version":{"change_description":"string","commit":"string","environment":"string","environments":["string"],"id":"00000000-0000-0000-0000-000000000000","metadata":{},"tags":["string"],"template":"string","type":"jinja2","version_type":"mask"}}`)
	req, err := http.NewRequestWithContext(ctx, "POST", "http://localhost:5173/api/v1/private/prompts/versions", body)
	if err != nil {
		panic(err)
	}
	req.Header.Set("Content-Type", "application/json")
	resp, err := http.DefaultClient.Do(req)
	if err != nil {
		panic(err)
	}
	defer resp.Body.Close()
}

<?php
$request = curl_init("http://localhost:5173/api/v1/private/prompts/versions");
curl_setopt($request, CURLOPT_CUSTOMREQUEST, "POST");
curl_setopt($request, CURLOPT_POSTFIELDS, "{\"name\":\"string\",\"project_id\":\"00000000-0000-0000-0000-000000000000\",\"project_name\":\"string\",\"template_structure\":\"text\",\"version\":{\"change_description\":\"string\",\"commit\":\"string\",\"environment\":\"string\",\"environments\":[\"string\"],\"id\":\"00000000-0000-0000-0000-000000000000\",\"metadata\":{},\"tags\":[\"string\"],\"template\":\"string\",\"type\":\"jinja2\",\"version_type\":\"mask\"}}");
curl_setopt($request, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);
$response = curl_exec($request);
curl_close($request);

var request = HttpRequest.newBuilder(URI.create("http://localhost:5173/api/v1/private/prompts/versions"))
    .method("POST", HttpRequest.BodyPublishers.noBody())
    .header("Content-Type", "application/json")
    .method("POST", HttpRequest.BodyPublishers.ofString("{\"name\":\"string\",\"project_id\":\"00000000-0000-0000-0000-000000000000\",\"project_name\":\"string\",\"template_structure\":\"text\",\"version\":{\"change_description\":\"string\",\"commit\":\"string\",\"environment\":\"string\",\"environments\":[\"string\"],\"id\":\"00000000-0000-0000-0000-000000000000\",\"metadata\":{},\"tags\":[\"string\"],\"template\":\"string\",\"type\":\"jinja2\",\"version_type\":\"mask\"}}"))
    .build();
var response = HttpClient.newHttpClient().send(request, HttpResponse.BodyHandlers.ofString());

require 'net/http'

uri = URI("http://localhost:5173/api/v1/private/prompts/versions")
request = Net::HTTPGenericRequest.new("POST", true, true, uri)
request['Content-Type'] = 'application/json'
request.body = "{\"name\":\"string\",\"project_id\":\"00000000-0000-0000-0000-000000000000\",\"project_name\":\"string\",\"template_structure\":\"text\",\"version\":{\"change_description\":\"string\",\"commit\":\"string\",\"environment\":\"string\",\"environments\":[\"string\"],\"id\":\"00000000-0000-0000-0000-000000000000\",\"metadata\":{},\"tags\":[\"string\"],\"template\":\"string\",\"type\":\"jinja2\",\"version_type\":\"mask\"}}"
response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |http| http.request(request) }

using var client = new HttpClient();
using var request = new HttpRequestMessage(HttpMethod.Post, "http://localhost:5173/api/v1/private/prompts/versions");
request.Content = new StringContent("{\"name\":\"string\",\"project_id\":\"00000000-0000-0000-0000-000000000000\",\"project_name\":\"string\",\"template_structure\":\"text\",\"version\":{\"change_description\":\"string\",\"commit\":\"string\",\"environment\":\"string\",\"environments\":[\"string\"],\"id\":\"00000000-0000-0000-0000-000000000000\",\"metadata\":{},\"tags\":[\"string\"],\"template\":\"string\",\"type\":\"jinja2\",\"version_type\":\"mask\"}}", Encoding.UTF8, "application/json");
using var response = await client.SendAsync(request);

{
  "change_description": "string",
  "commit": "string",
  "created_at": "2026-06-09T00:00:00Z",
  "created_by": "string",
  "environment": "string",
  "environments": [
    "string"
  ],
  "id": "00000000-0000-0000-0000-000000000000",
  "metadata": {},
  "prompt_id": "00000000-0000-0000-0000-000000000000",
  "tags": [
    "string"
  ],
  "template": "string",
  "template_structure": "chat",
  "type": "jinja2",
  "variables": [
    "string"
  ],
  "version_number": "string",
  "version_type": "mask"
}

{
  "errors": [
    "string"
  ]
}

{
  "errors": [
    "string"
  ]
}

{
  "errors": [
    "string"
  ]
}