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Chat with DeepSeek V3

Commercial use OK 380+ models No watermark No sign-up needed
Model:
+ GPT-5, Claude, Gemini
Chat model Self-hosted MIT 685B MoE
DeepSeek V3 — DeepSeek V3 is a Mixture-of-Experts model with 685B total / 37B active parameters. MIT licensed, commercial-friendly.
~100 tokens/message

What is DeepSeek V3?

DeepSeek V3 is a Mixture-of-Experts model with 685B total / 37B active parameters. MIT licensed, commercial-friendly.

Best for: Flagship reasoning for businesses that want to self-host. Needs multi-GPU.

Why use DeepSeek V3 for chat?

Streaming responses

Replies stream token-by-token within ~1 second of pressing Send. No idle waiting.

Saved history

Signed-in users see every chat in /account/?tab=history with one-click share links.

Compare side by side

Send the same prompt to two models at /chat/compare/ and judge the outputs side by side.

Commercial use OK

Outputs are yours. Use them in apps, ads, docs, or anything else without attribution.

Sample prompts

Explain the difference between TCP and UDP in one paragraph
Write a friendly out-of-office reply that mentions a return date
Summarize the plot of The Three-Body Problem in 5 bullet points
Suggest 5 unique gift ideas for a friend who loves baking
Help me brainstorm a name for a small landscaping business in Texas

Pricing

Self-hosted on our GPUs. Generation draws from your daily free pool first; once that runs out, paid tokens start at $1 -> 750,000 tokens. Roughly ~100 tokens per message.

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Full model reference → · See all chat models → · Compare 2 chat models side-by-side →

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DeepSeek V3 is a Mixture-of-Experts model with 685B total / 37B active parameters. MIT licensed, commercial-friendly.

How to Use Chat with DeepSeek V3

1
Enter your input

Type text, upload a file, or describe what you want. No account needed.

2
Click generate

Our AI processes your request in seconds using the best open-source models.

3
Download & share

Download, copy, or share your result. Free for personal and commercial use.

Use this tool via API

Automate this tool from your own code. OpenAI-compatible REST endpoint, Bearer-token auth, no extra SDK required. Token costs match the web interface.

API Documentation Get API Key 
curl -X POST https://api.free.ai/v1/chat/ \
  -H "Authorization: Bearer sk-free-..." \
  -H "Content-Type: application/json" \
  -d '{"model": "qwen7b", "messages": [{"role": "user", "content": "Hello"}]}'

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Chat with DeepSeek V3 — FAQ

DeepSeek V3 is a Mixture-of-Experts model with 685B total / 37B active parameters. MIT licensed, commercial-friendly.

DeepSeek V3 works well for Flagship reasoning for businesses that want to self-host. Needs multi-GPU.. Try the sample prompts above to see its style.

About 100 tokens per average message. $1 buys 750,000 tokens, so even paid models cost cents per chat. Free accounts get 10,000 signup tokens plus a daily pool.

It depends on the task. /chat/compare/ lets you send the same prompt to DeepSeek V3 and any other model side-by-side — comparison is the fastest way to decide.

Yes. Outputs are yours — Free.ai does not claim rights to anything you generate. The underlying model is MIT-licensed.

See /apps/deepseek-v3-685b/ for the full model card including context length.

Replies stream token-by-token within ~1 second. Total response time depends on length and model size — small models stream faster, frontier models trade speed for depth.

Yes. Signed-in users see every chat in /account/?tab=history. You can also share a one-link copy of any conversation via the Share button.

Free.ai does not train models on your conversations. Self-hosted models stay on our GPUs. Premium models route to the upstream provider for inference.

Yes. POST to /v1/chat/ with model="deepseek-v3-685b" and a messages array. Streaming SSE is supported. Full reference: /api/.

DeepSeek V3 is MIT-licensed with 685B MoE parameters. See /apps/deepseek-v3-685b/ for setup notes and our open-source repos at github.com/freeaigit.

Free accounts get 10,000 signup tokens plus a daily pool. When that runs out, top up starting at $1 (750K tokens) — no subscription required.

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4.2/5 from 9 ratings

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