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DeepSeek V4 Flash 0731

by DeepSeek
deepseek/deepseek-v4-flash-0731

DeepSeek V4 Flash 0731 is a text-input model by DeepSeek, available through the AgentSky API as deepseek/deepseek-v4-flash-0731 at $0.06963 per million input tokens and $0.20889 per million output tokens, with a 1M context window.

DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total.

Repo

Pricing

USD per million tokens, using your plan when signed in.
MeterPer 1M tokens
InputPrice: $0.06963
OutputPrice: $0.20889
Cache readPrice: $0.017408
Cache writePrice: $0.06963

Every response carries its own cost. Balance and per-call records: /v1/credits and /v1/generation.

Use it

Point your client at the gateway and pass this model id. Nothing else changes.
import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://gateway.agentsky.dev/v1",
  apiKey: process.env.AGENTSKY_API_KEY, // ast_…
});

const completion = await client.chat.completions.create({
  model: "deepseek/deepseek-v4-flash-0731",
  messages: [{ role: "user", content: "Summarise this ticket." }],
});
console.log(completion.usage.cost); // USD, in the response

Questions