Membuat cache konteks

Tetap teratur dengan koleksi Simpan dan kategorikan konten berdasarkan preferensi Anda.

from google import genai
from google.genai.types import Content, CreateCachedContentConfig, HttpOptions, Part

client = genai.Client(http_options=HttpOptions(api_version="v1beta1"))

system_instruction = """
You are an expert researcher. You always stick to the facts in the sources provided, and never make up new facts.
Now look at these research papers, and answer the following questions.
"""

contents = [
    Content(
        role="user",
        parts=[
            Part.from_uri(
                file_uri="gs://cloud-samples-data/generative-ai/pdf/2312.11805v3.pdf",
                mime_type="application/pdf",
            ),
            Part.from_uri(
                file_uri="gs://cloud-samples-data/generative-ai/pdf/2403.05530.pdf",
                mime_type="application/pdf",
            ),
        ],
    )
]

content_cache = client.caches.create(
    model="gemini-2.0-flash-001",
    config=CreateCachedContentConfig(
        contents=contents,
        system_instruction=system_instruction,
        display_name="example-cache",
        ttl="86400s",
    ),
)

print(content_cache.name)
print(content_cache.usage_metadata)
# Example response:
#   projects/111111111111/locations/us-central1/cachedContents/1111111111111111111
#   CachedContentUsageMetadata(audio_duration_seconds=None, image_count=167,
#       text_count=153, total_token_count=43130, video_duration_seconds=None)

import (
	"context"
	"encoding/json"
	"fmt"
	"io"

	genai "google.golang.org/genai"
)

// createContentCache shows how to create a content cache with an expiration parameter.
func createContentCache(w io.Writer) (string, error) {
	ctx := context.Background()

	client, err := genai.NewClient(ctx, &genai.ClientConfig{
		HTTPOptions: genai.HTTPOptions{APIVersion: "v1beta1"},
	})
	if err != nil {
		return "", fmt.Errorf("failed to create genai client: %w", err)
	}

	modelName := "gemini-2.0-flash-001"

	systemInstruction := "You are an expert researcher. You always stick to the facts " +
		"in the sources provided, and never make up new facts. " +
		"Now look at these research papers, and answer the following questions."

	cacheContents := []*genai.Content{
		{
			Parts: []*genai.Part{
				{FileData: &genai.FileData{
					FileURI:  "gs://cloud-samples-data/generative-ai/pdf/2312.11805v3.pdf",
					MIMEType: "application/pdf",
				}},
				{FileData: &genai.FileData{
					FileURI:  "gs://cloud-samples-data/generative-ai/pdf/2403.05530.pdf",
					MIMEType: "application/pdf",
				}},
			},
			Role: "user",
		},
	}
	config := &genai.CreateCachedContentConfig{
		Contents: cacheContents,
		SystemInstruction: &genai.Content{
			Parts: []*genai.Part{
				{Text: systemInstruction},
			},
		},
		DisplayName: "example-cache",
		TTL:         "86400s",
	}

	res, err := client.Caches.Create(ctx, modelName, config)
	if err != nil {
		return "", fmt.Errorf("failed to create content cache: %w", err)
	}

	cachedContent, err := json.MarshalIndent(res, "", "  ")
	if err != nil {
		return "", fmt.Errorf("failed to marshal cache info: %w", err)
	}

	// See the documentation: https://pkg.go.dev/google.golang.org/genai#CachedContent
	fmt.Fprintln(w, string(cachedContent))

	// Example response:
	// {
	//   "name": "projects/111111111111/locations/us-central1/cachedContents/1111111111111111111",
	//   "displayName": "example-cache",
	//   "model": "projects/111111111111/locations/us-central1/publishers/google/models/gemini-2.0-flash-001",
	//   "createTime": "2025-02-18T15:05:08.29468Z",
	//   "updateTime": "2025-02-18T15:05:08.29468Z",
	//   "expireTime": "2025-02-19T15:05:08.280828Z",
	//   "usageMetadata": {
	//     "imageCount": 167,
	//     "textCount": 153,
	//     "totalTokenCount": 43125
	//   }
	// }

	return res.Name, nil
}