Gemma 3 27B - Oxen.ai

Try Gemma 3 27B in the Workbench

Run this model interactively, tune parameters, and compare outputs.

Model ID: gemma-3-27b-it Gemma 3 27B Instruct is a 27 billion parameter multimodal LLM that excels in a wide variety of tasks, including question answering, reasoning, code generation, and image understanding. It features a large 128K token context window and supports over 140 languages, enabling complex analysis and multilingual capabilities. Some other noteworthy features of Gemma 3 27B Instruct include function calling for task automation, structured output generation, and the ability to process both text and images.

Metric	Value
Parameter Count	27 billion
Mixture of Experts	No
Context Length	128,000 tokens
Multilingual	Yes
Quantized*	No

*Quantization is specific to the inference provider and the model may be offered with different quantization levels by other providers.

Example request

Use the Workbench as a request builder: configure parameters for this model in the UI, then open the API tab to copy the exact cURL or Python call.

Minimal
Basic parameters
All parameters

curl -X POST https://hub.oxen.ai/api/ai/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $OXEN_API_KEY" \
  -d '{
  "model": "gemma-3-27b-it",
  "messages": [
    {
      "role": "user",
      "content": "Hello, what can you do?"
    }
  ]
}'

curl -X POST https://hub.oxen.ai/api/ai/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $OXEN_API_KEY" \
  -d '{
  "model": "gemma-3-27b-it",
  "messages": [
    {
      "role": "user",
      "content": "Hello, what can you do?"
    }
  ],
  "temperature": 0.7,
  "max_tokens": 1024,
  "stream": false
}'

curl -X POST https://hub.oxen.ai/api/ai/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $OXEN_API_KEY" \
  -d '{
  "model": "gemma-3-27b-it",
  "messages": [
    {
      "role": "user",
      "content": "Hello, what can you do?"
    }
  ],
  "temperature": 0.7,
  "max_tokens": 1024,
  "stream": false,
  "top_p": 1.0
}'

Fetch model details

The models endpoint returns the full model object, including its json_request_schema.

curl -H "Authorization: Bearer $OXEN_API_KEY" https://hub.oxen.ai/api/ai/models/gemma-3-27b-it

Request parameters

This model follows the standard OpenAI chat completions request body. See the chat completions reference for the full parameter list.

Inference API

Documentation Index

Try Gemma 3 27B in the Workbench

​Example request

​Fetch model details

​Request parameters

Example request

Fetch model details

Request parameters