⚡ Zen LM
Models

zen4-coder-pro

Premium 480B full-precision BF16 code model with 262K context.

zen4-coder-pro

Premium Code

Full-precision code model for maximum accuracy. The entire 480B parameter model running in BF16 without MoE sparsity, for the highest code quality on complex codebases.

Specifications

PropertyValue
Model IDzen4-coder-pro
Parameters480B
ArchitectureDense BF16
Context Window262K tokens
Tierultra max
Input Price$4.50 / 1M tokens
Output Price$4.50 / 1M tokens

Capabilities

  • Maximum code accuracy with full BF16 precision
  • 262K context for entire repository understanding
  • Complex multi-file refactoring and architecture generation
  • Difficult debugging and performance optimization
  • All major programming languages

API Usage

curl https://api.hanzo.ai/v1/chat/completions \
  -H "Authorization: Bearer $HANZO_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "zen4-coder-pro",
    "messages": [{"role": "user", "content": "Refactor this codebase to use dependency injection..."}]
  }'
from hanzoai import Hanzo

client = Hanzo(api_key="hk-your-api-key")

response = client.chat.completions.create(
    model="zen4-coder-pro",
    messages=[{"role": "user", "content": "Refactor this codebase to use dependency injection..."}],
)
print(response.choices[0].message.content)

See Also

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