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Gemma 3 4B

googlegoogle/gemma-3-4b

Google's smallest Gemma 3 model at 4B parameters. Lightweight chat, copilots, coding and reasoning, cost-effective fine-tuned vertical assistants.

Context Length
128K
Max Output
8K
Input Price
$0.060/ 1M tokens
Output Price
$0.120/ 1M tokens

Modalities

textimage→text

Pricing Breakdown

TypeRate
Input$0.060 / 1M tokens
Output$0.120 / 1M tokens

Supported Parameters

temperaturemax_tokenstop_pstop

API Usage Examples

cURL
curl https://api.therouter.ai/v1/chat/completions   -H "Content-Type: application/json"   -H "Authorization: Bearer $THE_ROUTER_API_KEY"   -d '{
    "model": "google/gemma-3-4b",
    "messages": [
      {"role": "user", "content": "Summarize the key points from this input."}
    ]
  }'