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Gemini

Get a Gemini API key

Usage

.env
GEMINI_API_KEY=
import { TokenJS } from 'token.js'

// Create the Token.js client
const tokenjs = new TokenJS()

async function main() {
  // Create a model response
  const completion = await tokenjs.chat.completions.create({
    // Specify the provider and model
    provider: 'gemini',
    model: 'gemini-1.5-pro',
    // Define your message
    messages: [
      {
        role: 'user',
        content: 'Hello!',
      },
    ],
  })
  console.log(completion.choices[0])
}
main()

Supported Models

Model
Chat Completion
Streaming
JSON Output
Image Input
Function Calling
N > 1

gemini-2.0-flash-001

✅

✅

✅

✅

✅

✅

gemini-2.0-flash-lite-preview-02-05

✅

✅

✅

✅

➖

✅

gemini-1.5-pro

✅

✅

✅

✅

✅

✅

gemini-1.5-flash

✅

✅

✅

✅

✅

✅

gemini-1.5-flash-8b

✅

✅

✅

✅

✅

✅

gemini-1.0-pro

✅

✅

➖

➖

✅

✅

Legend

Symbol
Description

✅

Supported by Token.js

➖

Not supported by the LLM provider, so Token.js cannot support it

Additional Resources

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