CoreWeave

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

Learn more in the CoreWeave documentation.

.env

WANDB_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: "wandb/MiniMaxAI/MiniMax-M3"
});

// 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);
}

备注

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

Models

23 available models

Model	Context	Tools	Reasoning	Image	Audio	Video	Input $/1M	Output $/1M
wandb/deepseek-ai/DeepSeek-V3.1	161K						$0.55	$2
wandb/deepseek-ai/DeepSeek-V4-Flash-0731	262K						$0.13	$0.28
wandb/deepseek-ai/DeepSeek-V4-Pro-0813	1.0M						$1	$4
wandb/deepseek-ai/DeepSeek-V4.1-Flash	1.0M						$0.15	$0.65
wandb/google/gemma-4-26B-A4B-it	262K						$0.10	$0.30
wandb/google/gemma-4-31B-it	262K						$0.10	$0.34
wandb/ibm-granite/granite-4.2-8b	131K						$0.10	$0.15
wandb/meta-llama/Llama-3.1-8B-Instruct	131K						$0.22	$0.22
wandb/meta-llama/Llama-3.3-70B-Instruct	128K						$0.71	$0.71
wandb/MiniMaxAI/MiniMax-M3	262K						$0.23	$0.96
wandb/moonshotai/Kimi-K2.6	262K						$0.65	$3
wandb/moonshotai/Kimi-K2.7-Code	262K						$0.71	$4
wandb/nvidia/NVIDIA-Nemotron-3-Ultra-550B-A55B	262K						$0.50	$2
wandb/nvidia/NVIDIA-Nemotron-3.5-Lightning-30B-A3B	262K						$0.07	$0.20
wandb/nvidia/NVIDIA-Nemotron-3.5-Super-VL-120B-A12B	1.0M						$0.15	$0.50
wandb/openai/gpt-oss-120b	131K						$0.03	$0.17
wandb/openai/gpt-oss-20b	131K						$0.03	$0.13
wandb/Qwen/Qwen3.6-35B-A3B	262K						$0.25	$1
wandb/Qwen/Qwen3.8-27B	262K						$0.40	$3
wandb/reflection/Beam-1.0-501B-A23B	1.0M						$0.30	$1
wandb/zai-org/GLM-5.2	1.0M						$0.62	$2
wandb/zai-org/GLM-5.3	1.0M						$1	$4
wandb/zai-org/GLM-5.3-Flash	1.0M						$0.15	$0.50

Model availability, capabilities, context windows, and pricing are sourced from models.dev and may change.

Advanced configuration

Custom headers

src/mastra/agents/my-agent.ts

const agent = new Agent({
  id: "custom-agent",
  name: "custom-agent",
  model: {
    url: "https://api.inference.wandb.ai/v1",
    id: "wandb/MiniMaxAI/MiniMax-M3",
    apiKey: process.env.WANDB_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
      ? "wandb/zai-org/GLM-5.3-Flash"
      : "wandb/MiniMaxAI/MiniMax-M3";
  }
});