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DeepSeek-V4-FlashNew

DeepSeek V4 Flash — Agent-Ready Coding LLM

  • DeepSeek's official V4 Flash API: stronger Agent planning than the V4 Pro preview — same 200B architecture, re-tuned with post-training.
  • Native Responses API for reliable structured output; full Codex integration for VS Code, Codex CLI, and ChatGPT desktop.
  • Not in the FreeMake.cc image workspace — this page covers the coding LLM. For visuals, use GPT Image 2, Gemini, or Imagen on FreeMake.cc.
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What is DeepSeek-V4-Flash?Official Codex setup (DeepSeek API)Popular DeepSeek-V4-Flash use casesHow to try DeepSeek-V4-FlashDeepSeek-V4-Flash vs other models on FreeMake.ccDeepSeek-V4-Flash FAQ
DeepSeek-V4-Flash — DeepSeek V4 Flash — Agent-Ready Coding LLM

What is DeepSeek-V4-Flash?

DeepSeek opened public beta for the official DeepSeek-V4-Flash API — a 200B-parameter model that keeps the same structure and size as the preview (DeepSeek-V4-Flash-0731) but delivers a large jump in capability through post-training alone. Agent skills now exceed the V4 Pro preview on internal benchmarks; Responses API support removes fragile JSON parsing; Codex support lets developers wire it into OpenAI's coding toolchain. V4-Pro API and web/app models are unchanged for now; a full V4-Pro release is expected soon. FreeMake.cc curates this guide for teams comparing AI stacks — image creation remains on our dedicated generators.

Agent upgrade

Stronger tool use, planning, and multi-step workflows — tuned for real dev and automation tasks.

Codex-ready

Works with OpenAI Codex in VS Code, Codex CLI, and ChatGPT desktop via official setup scripts.

Responses API

Native structured output — stable schemas for tools, databases, and RPA without JSON lottery.

Post-training gains

Same 200B footprint as preview; benchmark lifts on DSBench-FullStack and DSBench-Hard.

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Official Codex setup (DeepSeek API)

From DeepSeek API docs — run once to connect Codex to DeepSeek-V4-Flash. Pricing and keys: api-docs.deepseek.com

macOS / Linux

bash <(curl -fsSL https://cdn.deepseek.com/api-docs/codex-deepseek-setup.sh)

Windows (PowerShell)

irm https://cdn.deepseek.com/api-docs/codex-deepseek-setup-en.ps1 | iex

Responses API tip

Define your output schema in the Responses API request — V4 Flash returns 100% schema-conformant JSON for tool calls, DB writes, and agent handoffs.

Popular DeepSeek-V4-Flash use cases

Where teams deploy the official API today.

  • Agent & automation

    Multi-step agents that call APIs, query databases, and drive RPA with structured Responses output.

  • Daily coding

    Generation, review, and refactor via Codex — cost-effective for high-volume IDE assistance.

  • Long-context workloads

    200B Flash tuned for concurrency-friendly text and code — strong price/performance for production traffic.

  • When you need images

    Use FreeMake.cc models (GPT Image 2, Gemini, Imagen, Seedream) — V4 Flash does not generate pictures.

How to try DeepSeek-V4-Flash

Official API path — separate from FreeMake.cc image generation.

  1. Read this guide

    Confirm you need a coding/agent LLM (V4 Flash) versus image output (FreeMake.cc generators).

  2. Get API access

    Sign up at DeepSeek, review pricing at api-docs.deepseek.com/zh-cn/quick_start/pricing.

  3. Connect Codex (optional)

    Run the official setup script for your OS to use V4 Flash inside Codex tooling.

  4. Build with Responses API

    Use structured responses for agents; pair with your own tools and databases.

DeepSeek-V4-Flash vs other models on FreeMake.cc

Pick the right engine for code versus pixels.

ModelBest for
DeepSeek-V4-Flash (this page)
200B coding/agent LLM with Codex + Responses API — not on FreeMake.cc.
Claude Fable 5
Anthropic vision & reasoning — screenshot analysis and long coding agents; also not an image generator.
GPT Image 2
OpenAI flagship for text-to-image, posters, and product shots on FreeMake.cc.
Seedance 2.5
ByteDance video model guide — 30s narrative and multimodal refs; separate from coding LLMs.
Models hubSee pricing & credits

DeepSeek-V4-Flash FAQ

Official API and FreeMake.cc scope.

  1. What changed in the official V4 Flash release?

    Same architecture and size as the preview; post-training boosts Agent, coding, and benchmark scores (including DSBench-FullStack and DSBench-Hard).

  2. Does it support Codex?

    Yes — DeepSeek-V4-Flash is supported now. V4-Pro Codex integration is expected around early August 2026.

  3. What is the Responses API?

    A structured output mode so the model returns developer-defined JSON reliably — critical for agents and tool use.

  4. Is V4-Pro updated too?

    Not yet — today's rollout targets V4-Flash API only. V4-Pro API and app/web models stay on the previous build until the full Pro launch.

  5. Can DeepSeek-V4-Flash generate images?

    No — it is a text/code LLM. Create images on FreeMake.cc with GPT Image 2, Gemini, Imagen, Qwen, Seedream, and others.

  6. Can I use it on FreeMake.cc?

    Not in the image workspace — FreeMake.cc focuses on AI image (and related creative) generators. Use DeepSeek's API for V4 Flash coding workloads.

  7. What is DeepSeek Harness?

    DeepSeek announced Harness is coming soon — watch official channels for agent orchestration details.

  8. Official docs?

    API documentation and pricing: https://api-docs.deepseek.com/zh-cn/quick_start/pricing

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DeepSeek V4 Flash — Agent & Codex Coding Model Guide