提示词版本控制

langfuse.create_prompt(
    name="movie-critic",
    type="text",
    prompt="As a {{criticlevel}} movie critic, do you like {{movie}}?",
    labels=["production"],  # add the label "production" to the prompt version
)

langfuse = Langfuse()
langfuse.update_prompt(
    name="movie-critic",
    version=1,
    new_labels=["john", "doe"], # assign these labels to the prompt version
)

import { LangfuseClient } from "@langfuse/client";

const langfuse = new LangfuseClient();

await langfuse.prompt.create({
  name: "movie-critic",
  type: "text",
  prompt: "As a {{criticlevel}} critic, do you like {{movie}}?",
  labels: ["production"], // add the label "production" to the prompt version
});

await langfuse.prompt.update({
  name: "movie-critic",
  version: 1,
  newLabels: ["john", "doe"],
});

from langfuse import get_client

# Initialize Langfuse client
langfuse = get_client()

# Get specific version
prompt = langfuse.get_prompt("movie-critic", version=1)

# Get specific label
prompt = langfuse.get_prompt("movie-critic", label="staging")

# Get latest prompt version. The 'latest' label is automatically maintained by Langfuse.
prompt = langfuse.get_prompt("movie-critic", label="latest")

import { LangfuseClient } from "@langfuse/client";

const langfuse = new LangfuseClient();

// Get specific version of a prompt (here version 1)
const prompt = await langfuse.prompt.get("movie-critic", {
  version: 1,
});

// Get specific label
const prompt = await langfuse.prompt.get("movie-critic", {
  label: "staging",
});

// Get latest prompt version. The 'latest' label is automatically maintained by Langfuse.
const prompt = await langfuse.prompt.get("movie-critic", {
  label: "latest",
});