Ann NgAnn Ng
3 min read

Use deepseek-v4-pro-0813 via OpenRouter API on TypingMind

DeepSeek V4 Pro 0813 is a large-scale mixture-of-experts model from DeepSeek. This is the GA release of DeepSeek V4 Pro.

DeepSeek: DeepSeek V4 Pro 0813 Overview

Full NameDeepSeek: DeepSeek V4 Pro 0813
ProviderDeepSeek
Model IDdeepseek/deepseek-v4-pro-0813
Release DateAug 12, 2026
Context Window1,048,576 tokens
Pricing /1M tokens$0 for input
$0.001 for output
Supported Input Typestext
Supported Parametersfrequency_penaltyinclude_reasoninglogit_biaslogprobsmax_tokensmin_ppresence_penaltyreasoningreasoning_effortrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p

Complete Setup Guide

1

Create OpenRouter Account

  1. Visit openrouter.ai
  2. Click "Sign In" and create an account (free)
  3. Verify your email address
  4. You'll receive $1 in free credits to test models
2

Get Your OpenRouter API Key

  1. Log in to OpenRouter dashboard
  2. Go to "API Keys" section in the menu
  3. Click "Create API Key"
  4. Give it a name (e.g., "TypingMind")
  5. Copy your API key (starts with "sk-or-v1-...")
OpenRouter API Keys
3

Add Credits to OpenRouter (Optional)

  1. Go to "Credits" in OpenRouter dashboard
  2. Click "Add Credits"
  3. Choose amount ($5 minimum, $20 recommended for testing)
  4. Complete payment (credit card or crypto)
  5. Credits never expire!
4

Configure TypingMind with OpenRouter API Key

Method 1: Direct Import (Recommended)

  1. Open TypingMind in your browser
  2. Click the "Settings" icon (gear symbol)
  3. Navigate to "Manage Models" section
  4. Click "Add Custom Model"
  5. Select "Import OpenRouter" from the options
  6. Enter your OpenRouter API key from Step 1
  7. Click "Check API Key" to verify the connection
  8. Choose which models you want to add from the list (you can add multiple at once)
  9. Click "Import Models" to complete the setup
The best frontend AI chat for OpenRouter API Key

Method 2: Manual Custom Model Setup

  1. Open TypingMind in your browser
  2. Click the "Settings" icon (gear symbol)
  3. Navigate to "Models" section
  4. Click "Add Custom Model"
  5. Fill in the model information:
    Name: deepseek/deepseek-v4-pro-0813 via OpenRouter (or your preferred name)
    Endpoint: https://openrouter.ai/api/v1/chat/completions
    Model ID: deepseek/deepseek-v4-pro-0813
    Context Length: Enter the model's context window (e.g., 1048576 for deepseek/deepseek-v4-pro-0813)
    OpenRouter Endpoint URL input fielddeepseek/deepseek-v4-pro-0813https://openrouter.ai/api/v1/chat/completionsdeepseek/deepseek-v4-pro-0813 via OpenRouterhttps://www.typingmind.com/model-logo.webp1048576
  6. Add custom headers by clicking "Add Custom Headers" in the Advanced Settings section:
    Authorization: Bearer <OPENROUTER_API_KEY>:
    X-Title: typingmind.com
    HTTP-Referer: https://www.typingmind.com
  7. Enable "Support Plugins (via OpenAI Functions)" if the model supports the "functions" or "tool_calls" parameter, or enable "Support OpenAI Vision" if the model supports vision.
  8. Click "Test" to verify the configuration
  9. If you see "Nice, the endpoint is working!", click "Add Model"
5

Start chatting with deepseek/deepseek-v4-pro-0813

Now you can start chatting with the deepseek/deepseek-v4-pro-0813 model via OpenRouter on TypingMind:

  • Select your preferred deepseek/deepseek-v4-pro-0813 model from the model dropdown menu
  • Start typing your message in the chat input
  • Enjoy faster responses and better features than the official interface
  • Switch between different AI models as needed
The best frontend AI chat for deepseek/deepseek-v4-pro-0813 via OpenRouter API KeyThe best frontend AI chat for deepseek/deepseek-v4-pro-0813 via OpenRouter API Keydeepseek/deepseek-v4-pro-0813The best frontend AI chat for deepseek/deepseek-v4-pro-0813 via OpenRouter API Key

Pro tips for better results:

Why TypingMind + OpenRouter?

  • Best-in-class UI: TypingMind's interface is far superior to standard chat UIs
  • Model flexibility: Switch between DeepSeek: DeepSeek V4 Pro 0813 and 200+ models instantly
  • Cost control: Pay only for what you use through OpenRouter
  • One-time purchase: Buy TypingMind once, use forever with any OpenRouter model
  • Data privacy: Your conversations stored locally, not on external servers

Try TypingMind for free now!

Frequently Asked Questions

Do I need a subscription to use DeepSeek: DeepSeek V4 Pro 0813?

No! Through OpenRouter, you pay only for what you use with no monthly subscription. Add credits to your OpenRouter account and they never expire. TypingMind is also a one-time purchase, not a subscription.

How much will it cost to use DeepSeek: DeepSeek V4 Pro 0813?

It costs 0.000435 for input and 0.00087 for output via OpenRouter. A typical conversation might cost $0.01-0.10 depending on length. Start with $5-10 in credits to test.

Can I use other models besides DeepSeek: DeepSeek V4 Pro 0813?

Yes! With OpenRouter + TypingMind, you get access to 200+ models including GPT-4, Claude, Gemini, Llama, Mistral, and many more. Switch between them instantly in TypingMind.

Is my data private and secure?

Yes! TypingMind stores conversations locally (web version in browser, desktop version on your device). OpenRouter handles API calls securely and doesn't train on your data. Check each provider's data policy for specifics.

Can I use DeepSeek: DeepSeek V4 Pro 0813 for commercial projects?

Yes! Check DeepSeek's terms of service for specific commercial use policies. OpenRouter and TypingMind both support commercial use.

What if DeepSeek: DeepSeek V4 Pro 0813 is unavailable?

OpenRouter allows you to configure fallback models. If DeepSeek: DeepSeek V4 Pro 0813 is down, it can automatically route to your backup choice. You can also manually switch models in TypingMind anytime.

How do I cancel or get a refund?

OpenRouter: No subscriptions to cancel. Unused credits remain in your account forever.