Venice AI

Access 13 Venice AI models through Mastra's model router. Authentication is handled automatically using the VENICE_API_KEY environment variable.

Learn more in the Venice AI documentation.

VENICE_API_KEY=your-api-key

import { Agent } from "@mastra/core";

const agent = new Agent({
  name: "my-agent",
  instructions: "You are a helpful assistant",
  model: "venice/deepseek-coder-v2-lite",
});

// Generate a response
const response = await agent.generate("Hello!");

// Stream a response
const stream = await agent.stream("Tell me a story");
for await (const chunk of stream) {
  console.log(chunk);
}

OpenAI Compatibility

Mastra uses the OpenAI-compatible /chat/completions endpoint. Some provider-specific features may not be available. Check the Venice AI documentation for details.

Models

Model	Image	Audio	Video	Tools	Streaming	Context Window
venice/dolphin-2.9.2-qwen2-72b	✗	✗	✗	✗	✗	32,768
venice/mistral-31-24b	✓	✗	✗	✓	✗	131,072
venice/venice-uncensored	✗	✗	✗	✗	✗	32,768
venice/qwen-2.5-vl	✓	✗	✗	✗	✗	32,768
venice/qwen3-235b	✗	✗	✗	✓	✗	131,072
venice/qwen-2.5-qwq-32b	✗	✗	✗	✗	✗	32,768
venice/deepseek-coder-v2-lite	✗	✗	✗	✗	✗	131,072
venice/qwen3-4b	✗	✗	✗	✓	✗	32,768
venice/llama-3.3-70b	✗	✗	✗	✓	✗	65,536
venice/qwen-2.5-coder-32b	✗	✗	✗	✗	✗	32,768
venice/deepseek-r1-671b	✗	✗	✗	✗	✗	131,072
venice/llama-3.2-3b	✗	✗	✗	✓	✗	131,072
venice/llama-3.1-405b	✗	✗	✗	✗	✗	65,536

Advanced Configuration

Custom Headers

const agent = new Agent({
  name: "custom-agent",
  model: {
    url: "https://api.venice.ai/api/v1",
    modelId: "deepseek-coder-v2-lite",
    apiKey: process.env.VENICE_API_KEY,
    headers: {
      "X-Custom-Header": "value",
    },
  },
});

Dynamic Model Selection

const agent = new Agent({
  name: "dynamic-agent",
  model: ({ runtimeContext }) => {
    const useAdvanced = runtimeContext.task === "complex";
    return useAdvanced
      ? "venice/venice-uncensored"
      : "venice/deepseek-coder-v2-lite";
  },
});