GMI Cloud

Access 8 GMI Cloud models through Mastra's model router. Authentication is handled automatically using the GMICLOUD_API_KEY environment variable.

Learn more in the GMI Cloud documentation.

.env

GMICLOUD_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: "gmicloud/anthropic/claude-opus-4.6"
});

// 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 GMI Cloud documentation for details.

Models

8 available models

Model	Context	Tools	Reasoning	Image	Audio	Video	Input $/1M	Output $/1M
gmicloud/anthropic/claude-opus-4.6	410K						$5	$25
gmicloud/anthropic/claude-opus-4.7	410K						$5	$23
gmicloud/anthropic/claude-sonnet-4.6	410K						$3	$15
gmicloud/deepseek-ai/DeepSeek-V4-Flash	1.0M						$0.11	$0.22
gmicloud/deepseek-ai/DeepSeek-V4-Pro	1.0M						$1	$3
gmicloud/moonshotai/Kimi-K2.6	66K						$0.85	$4
gmicloud/zai-org/GLM-5-FP8	203K						$0.60	$2
gmicloud/zai-org/GLM-5.1-FP8	203K						$0.98	$3

Advanced configuration

Custom headers

src/mastra/agents/my-agent.ts

const agent = new Agent({
  id: "custom-agent",
  name: "custom-agent",
  model: {
    url: "https://api.gmi-serving.com/v1",
    id: "gmicloud/anthropic/claude-opus-4.6",
    apiKey: process.env.GMICLOUD_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
      ? "gmicloud/zai-org/GLM-5.1-FP8"
      : "gmicloud/anthropic/claude-opus-4.6";
  }
});