DeepSeek

Models/deepseek V4 Flash

Name: Models/deepseek V4 Flash
Brand: DeepSeek
Price: 0.1 USD
Availability: InStock

Models/deepseek V4 Flash is a large language model by DeepSeek. Priced at $0.1 per million input tokens and $0.2 per million output tokens, it is one of the most cost-efficient options in its class. Access Models/deepseek V4 Flash through Inworld Router with OpenAI SDK compatibility, built-in failover, and intelligent routing across providers.

→

Use This Model

Step 1 — Create Router

curl --location 'https://api.inworld.ai/router/v1/routers' \
--header 'Authorization: Basic <your-api-key>' \
--header 'Content-Type: application/json' \
--data '{
  "name": "compare-frontier-models",
  "defaultRoute": {
    "route_id": "default",
    "variants": [
      {
        "variant": {
          "variant_id": "inworld/models/deepseek-v4-flash-a",
          "model_id": "inworld/models/deepseek-v4-flash"
        },
        "weight": 33
      },
      {
        "variant": {
          "variant_id": "deepinfra/deepseek-ai/DeepSeek-R1-0528-b",
          "model_id": "deepinfra/deepseek-ai/DeepSeek-R1-0528"
        },
        "weight": 33
      },
      {
        "variant": {
          "variant_id": "deepinfra/deepseek-ai/DeepSeek-V3-c",
          "model_id": "deepinfra/deepseek-ai/DeepSeek-V3"
        },
        "weight": 34
      }
    ]
  }
}'

import requests

response = requests.post(
    "https://api.inworld.ai/router/v1/routers",
    headers={
        "Authorization": "Basic <your-api-key>",
        "Content-Type": "application/json",
    },
    json={
        "name": "compare-frontier-models",
        "defaultRoute": {
            "route_id": "default",
            "variants": [
                {
                    "variant": {
                        "variant_id": "inworld/models/deepseek-v4-flash-a",
                        "model_id": "inworld/models/deepseek-v4-flash"
                    },
                    "weight": 33
                },
                {
                    "variant": {
                        "variant_id": "deepinfra/deepseek-ai/DeepSeek-R1-0528-b",
                        "model_id": "deepinfra/deepseek-ai/DeepSeek-R1-0528"
                    },
                    "weight": 33
                },
                {
                    "variant": {
                        "variant_id": "deepinfra/deepseek-ai/DeepSeek-V3-c",
                        "model_id": "deepinfra/deepseek-ai/DeepSeek-V3"
                    },
                    "weight": 34
                }
            ]
        }
    },
)
print(response.json())

const response = await fetch(
  "https://api.inworld.ai/router/v1/routers",
  {
    method: "POST",
    headers: {
      Authorization: "Basic <your-api-key>",
      "Content-Type": "application/json",
    },
    body: JSON.stringify({
      name: "compare-frontier-models",
      defaultRoute: {
        route_id: "default",
        variants: [
          {
            variant: {
              variant_id: "inworld/models/deepseek-v4-flash-a",
              model_id: "inworld/models/deepseek-v4-flash",
            },
            weight: 33,
          },
          {
            variant: {
              variant_id: "deepinfra/deepseek-ai/DeepSeek-R1-0528-b",
              model_id: "deepinfra/deepseek-ai/DeepSeek-R1-0528",
            },
            weight: 33,
          },
          {
            variant: {
              variant_id: "deepinfra/deepseek-ai/DeepSeek-V3-c",
              model_id: "deepinfra/deepseek-ai/DeepSeek-V3",
            },
            weight: 34,
          },
        ],
      },
    }),
  }
);
const data = await response.json();
console.log(data);

Step 2 — Chat Completion

curl --location 'https://api.inworld.ai/v1/chat/completions' \
--header 'Authorization: Basic <your-api-key>' \
--header 'Content-Type: application/json' \
--data '{
  "model": "inworld/compare-frontier-models",
  "messages": [{"role": "user", "content": "Hello!"}]
}'

Models/deepseek V4 Flash pricing and providers

Access Models/deepseek V4 Flash through inworld via Inworld Router or Realtime API. By using the AI provider(s) below you acknowledge you reviewed and agree to their terms listed in the Legal section under the AI provider's name.

					Capabilities	Input modalities	Output modalities
inworld	—	—	$0.10	$0.20	—

Other DeepSeek models available through Inworld

Compare Models/deepseek V4 Flash with other DeepSeek models available through Inworld Router or Realtime API.

					Capabilities
Deepseek Ai/DeepSeek R1 0528	163.8K	163.8K	$0.50	$2.15
Deepseek Ai/DeepSeek V3	163.8K	163.8K	$0.32	$0.89
Deepseek Ai/DeepSeek V3 0324	163.8K	163.8K	$0.20	$0.77
Deepseek Ai/DeepSeek V3.1 Terminus	163.8K	163.8K	$0.21	$0.79
Deepseek Ai/DeepSeek V3.2	—	—	$0.26	$0.38	—
Deepseek Ai/DeepSeek V4 Flash	—	—	$0.10	$0.20	—
Deepseek Ai/DeepSeek V4 PRO	—	—	$1.30	$2.60	—
Deepseek V4 Flash	—	—	$0.149	$0.297	—
Deepseek V4 PRO	—	—	$0.462	$0.923	—
Models/deepseek V3.2	—	—	$0.26	$0.38	—