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DeepSeek · Lighter on credits

Write fiction with DeepSeek V4 Pro

Yes. On WriteWithPaige, writers on a paid plan can pick DeepSeek V4 Pro, made by DeepSeek, for any reply in their story. It reads your chapters and Story Bible and writes into your book, the same way Paige does. Each DeepSeek V4 Pro reply uses credits: about 10–29 for a chat reply and about 11–34 for a new chapter. Paige stays the default and is included in every plan.

Updated October 23, 2026

DeepSeek V4 Pro at a glance

Made by
DeepSeek
Released
August 13, 2026 (preview in April)(DeepSeek: V4 Pro release note)
Context window
1 million tokens, enough for several full novels(DeepSeek: models and pricing)
Group on WriteWithPaige
Lighter on credits
Credits a reply
About 10–29 for chat, 11–34 to continue, 11–34 for a new chapter

What DeepSeek says: DeepSeek highlights long context at low cost, and strong maths and coding.(DeepSeek: V4 Pro release note)

What DeepSeek V4 Pro is good at, and where it's weaker

Good for

Weaker at

DeepSeek V4 Pro or Paige?

Paige

Built for fiction and included in every plan. She knows the workspace best, runs Adventures, and writes the scenes you ask for within our content rules. No credits.

DeepSeek V4 Pro

A second voice from DeepSeek. Thinks hard about plot and continuity, light on credits. It follows DeepSeek's content rules and uses about 10–29 credits a chat reply.

A simple way to choose: write with Paige, and when a scene stalls, ask DeepSeek V4 Pro for the same scene. Keep the reply you like.

DeepSeek V4 Pro compared with similar models

Same story, same workspace. These differ in voice, speed and credits.

DeepSeek V4 Pro and similar models
ModelMakerGroupBest for in fictionContextCredits a replychat · continue · new chapter
DeepSeek V4 ProDeepSeekLighter on creditsThinks hard about plot and continuity, light on credits.1M tokens10–29 · 11–34 · 11–34
Gemini 3.8 FlashGoogleLighter on creditsFast and light on credits.1M tokens16–43 · 21–55 · 29–69
GLM 5.3Z.aiLighter on creditsThe fewest credits per reply of any model here.1M tokens2–5 · 3–7 · 4–9
Claude Sonnet 5.5AnthropicStrong all-rounderClaude quality at about half the credits of Opus.1M tokens32–89 · 36–107 · 40–112

Try DeepSeek V4 Pro in three steps

  1. 1

    Create a free account

    Start with Paige on a real chapter.

  2. 2

    Choose a paid plan

    Other models are part of every paid plan. Paige stays included.

  3. 3

    Pick DeepSeek V4 Pro

    Tap "Writing with: Paige" beside the chat box and choose DeepSeek V4 Pro. Add credits when you need them: packs from US$10 (€10 in the eurozone) for 1,000 credits.

The model picker: tap “Writing with: Paige” beside the chat box. (Illustration.)

Frequently asked questions

Can I write a novel with DeepSeek V4 Pro?

Yes. On WriteWithPaige, writers on a paid plan can pick DeepSeek V4 Pro, made by DeepSeek, for any reply in their story. It reads your chapters and Story Bible and writes into your book, the same way Paige does. Each DeepSeek V4 Pro reply uses credits: about 10–29 for a chat reply and about 11–34 for a new chapter. Paige stays the default and is included in every plan.

How many credits does DeepSeek V4 Pro use?

About 10–29 credits for a chat reply, 11–34 to continue a chapter, and 11–34 for a new chapter. The lower number is a typical reply; the higher one is a long reply deep into a big book, because the model reads more of your story. Every reply shows what it used. Credits come in packs from US$10 (€10 in the eurozone) for 1,000 credits.

Does DeepSeek V4 Pro use my plan's daily messages?

No. Replies from DeepSeek V4 Pro are paid with credits, so they don't count against Paige's daily allowance. Switch back to Paige and your plan works as before.

Will DeepSeek V4 Pro write everything Paige writes?

Not always. DeepSeek V4 Pro follows DeepSeek's content rules, so it may turn down some requests or tone a scene down. A turned-down reply still uses credits. Paige is one tap away and is included in your plan.

Do I need a DeepSeek account or API key?

No. You pick DeepSeek V4 Pro inside WriteWithPaige and pay with credits. There is nothing to set up with DeepSeek.

Is DeepSeek V4 Pro better than Paige?

It depends on the scene. Paige is built for fiction, knows the workspace best and costs nothing extra. DeepSeek V4 Pro gives you a second voice: try it on a scene you're stuck on and keep whichever reply you like. Adventures always run on Paige.

Sources

Facts about each model come from its maker and the reviews below. Credit ranges come from WriteWithPaige. We don't publish our own benchmark scores.

Write your next chapter with DeepSeek V4 Pro

Start free with Paige, choose a paid plan, then pick any model for any reply.

Start free