Google Gemini 2.0 Flash Experimental (Free)

Source: LangMart Last Updated: 2024-12-23

Description

Gemini Flash 2.0 offers a significantly faster time to first token (TTFT) compared to Gemini Flash 1.5, while maintaining quality on par with larger models like Gemini Pro 1.5. It introduces notable enhancements in:

• Multimodal understanding
• Coding capabilities
• Complex instruction following
• Function calling

Technical Specifications

Context & Token Limits

Supported Modalities

Supported Parameters

Tool/Function Calling

The model supports tool and function calling with the following tool choice options:

• literal_none - Disable tool use
• literal_auto - Model decides when to use tools
• literal_required - Force tool use
• type_function - Specify function to call

Features

Pricing

This is a completely free tier model.

API Usage Example

curl https://api.langmart.ai/v1/chat/completions \
  -H "Authorization: Bearer $LANGMART_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "google/gemini-2.0-flash-exp:free",
    "messages": [
      {
        "role": "user",
        "content": "Hello, how are you?"
      }
    ],
    "max_tokens": 1024,
    "temperature": 0.7
  }'

With Image Input

curl https://api.langmart.ai/v1/chat/completions \
  -H "Authorization: Bearer $LANGMART_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "google/gemini-2.0-flash-exp:free",
    "messages": [
      {
        "role": "user",
        "content": [
          {
            "type": "text",
            "text": "What is in this image?"
          },
          {
            "type": "image_url",
            "image_url": {
              "url": "https://example.com/image.jpg"
            }
          }
        ]
      }
    ]
  }'

With Tool Calling

curl https://api.langmart.ai/v1/chat/completions \
  -H "Authorization: Bearer $LANGMART_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "google/gemini-2.0-flash-exp:free",
    "messages": [
      {
        "role": "user",
        "content": "What is the weather in San Francisco?"
      }
    ],
    "tools": [
      {
        "type": "function",
        "function": {
          "name": "get_weather",
          "description": "Get the current weather in a location",
          "parameters": {
            "type": "object",
            "properties": {
              "location": {
                "type": "string",
                "description": "The city and state, e.g. San Francisco, CA"
              }
            },
            "required": ["location"]
          }
        }
      }
    ],
    "tool_choice": "auto"
  }'

Related Models

Model Identification

Performance Metrics

• Time to First Token (TTFT): Significantly faster than Gemini Flash 1.5
• Quality: On par with larger models like Gemini Pro 1.5

Usage Statistics (Recent)

Provider Information

Data Policy

Notes

• This model is marked as experimental and may have changes or limitations
• Free tier may have rate limits (check LangMart documentation)
• The model retains prompts for 55 days per Google's data policy
• User IDs are required for API access