Nexus

Google Gemini

Use Google Gemini models with Nexus — vision, embeddings, and tool calling.

The Gemini provider connects to the Google Generative Language API. It uses a custom API format (contents[], generateContent endpoint) with API key authentication.

Installation

import "github.com/xraph/nexus/providers/gemini"

Quick Start

provider := gemini.New(os.Getenv("GEMINI_API_KEY"))

gw := nexus.New(
    nexus.WithProvider(provider),
)

Options

OptionDescription
gemini.WithBaseURL(url)Override the API base URL (default: https://generativelanguage.googleapis.com)

Capabilities

CapabilitySupported
ChatYes
StreamingYes
EmbeddingsYes
VisionYes
ToolsYes
ThinkingNo

Models

ModelContextMax OutputInput PriceOutput Price
gemini-2.0-flash1M8,192$0.10/M$0.40/M
gemini-2.0-flash-lite1M8,192$0.075/M$0.30/M
gemini-1.5-pro2M8,192$1.25/M$5.00/M
gemini-1.5-flash1M8,192$0.075/M$0.30/M
text-embedding-0042,048$0.025/M

On this page