Kenari

Access 23 Kenari models through Mastra's model router. Authentication is handled automatically using the KENARI_API_KEY environment variable.

Learn more in the Kenari documentation.

.env

KENARI_API_KEY=your-api-key

src/mastra/agents/my-agent.ts

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

const agent = new Agent({
  id: "my-agent",
  name: "My Agent",
  instructions: "You are a helpful assistant",
  model: "kenari/claude-opus-4-7"
});

// 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);
}

info

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

Models

23 available models

Model	Context	Tools	Reasoning	Image	Audio	Video	Input $/1M	Output $/1M
kenari/claude-opus-4-7	1.0M						—	—
kenari/claude-opus-4-8	1.0M						—	—
kenari/claude-sonnet-4-6	1.0M						—	—
kenari/deepseek-v4-flash	1.0M						—	—
kenari/deepseek-v4-flash:free	1.0M						—	—
kenari/deepseek-v4-pro	1.0M						—	—
kenari/deepseek-v4-pro:free	1.0M						—	—
kenari/gemma-4-31b-it	262K						—	—
kenari/glm-5-1	200K						—	—
kenari/glm-5-2	1.0M						—	—
kenari/gpt-5-4-mini	400K						—	—
kenari/gpt-5-5	1.1M						—	—
kenari/gpt-image-2	272K						—	—
kenari/gpt-oss-120b	131K						—	—
kenari/gpt-oss-20b	131K						—	—
kenari/grok-4-3	1.0M						—	—
kenari/grok-build-0-1	256K						—	—
kenari/kimi-k2-6	262K						—	—
kenari/kimi-k2-7-code	262K						—	—
kenari/mimo-v2-5	1.0M						—	—
kenari/mimo-v2-5-pro	1.0M						—	—
kenari/minimax-m3	512K						—	—
kenari/qwen3-7-plus	1.0M						—	—

Advanced configuration

Custom headers

src/mastra/agents/my-agent.ts

const agent = new Agent({
  id: "custom-agent",
  name: "custom-agent",
  model: {
    url: "https://kenari.id/v1",
    id: "kenari/claude-opus-4-7",
    apiKey: process.env.KENARI_API_KEY,
    headers: {
      "X-Custom-Header": "value"
    }
  }
});

Dynamic model selection

src/mastra/agents/my-agent.ts

const agent = new Agent({
  id: "dynamic-agent",
  name: "Dynamic Agent",
  model: ({ requestContext }) => {
    const useAdvanced = requestContext.task === "complex";
    return useAdvanced
      ? "kenari/qwen3-7-plus"
      : "kenari/claude-opus-4-7";
  }
});