# D-Chat - llms.txt

Site: https://deepseekv4.space
Name: D-Chat
Description: Independent DeepSeek V4 chat and research site for DeepSeek V4 Pro, DeepSeek V4 Flash, pricing, API setup, benchmarks, technical report notes, model size, and comparisons.
Primary Language: en

## Key Pages
- Home: https://deepseekv4.space/
- Chinese Home: https://deepseekv4.space/zh
- Chat: https://deepseekv4.space/chat
- DeepSeek V4 Pro: https://deepseekv4.space/deepseek-v4-pro
- DeepSeek V4 Pro Chinese: https://deepseekv4.space/zh/deepseek-v4-pro
- DeepSeek V4 Flash: https://deepseekv4.space/deepseek-v4-flash
- DeepSeek V4 Flash Chinese: https://deepseekv4.space/zh/deepseek-v4-flash
- Pricing: https://deepseekv4.space/pricing
- Pricing Chinese: https://deepseekv4.space/zh/pricing
- Blog: https://deepseekv4.space/blog
- Blog Chinese: https://deepseekv4.space/zh/blog

## DeepSeek V4 Guides
- DeepSeek V4 Price: https://deepseekv4.space/blog/deepseek-v4-price
- DeepSeek V4 Price Chinese: https://deepseekv4.space/zh/blog/deepseek-v4-price
- DeepSeek V4 API: https://deepseekv4.space/blog/deepseek-v4-api
- DeepSeek V4 API Chinese: https://deepseekv4.space/zh/blog/deepseek-v4-api
- DeepSeek V4 Benchmark: https://deepseekv4.space/blog/deepseek-v4-benchmark
- DeepSeek V4 Benchmark Chinese: https://deepseekv4.space/zh/blog/deepseek-v4-benchmark
- DeepSeek V4 vs Other Models: https://deepseekv4.space/blog/deepseek-v4-vs-other-models
- DeepSeek V4 vs Other Models Chinese: https://deepseekv4.space/zh/blog/deepseek-v4-vs-other-models
- DeepSeek V4 Paper: https://deepseekv4.space/blog/deepseek-v4-paper
- DeepSeek V4 Paper Chinese: https://deepseekv4.space/zh/blog/deepseek-v4-paper
- DeepSeek V4 Technical Report: https://deepseekv4.space/blog/deepseek-v4-technical-report
- DeepSeek V4 Technical Report Chinese: https://deepseekv4.space/zh/blog/deepseek-v4-technical-report
- DeepSeek V4 Size: https://deepseekv4.space/blog/deepseek-v4-size
- DeepSeek V4 Size Chinese: https://deepseekv4.space/zh/blog/deepseek-v4-size

## What This Site Covers
- Online chat with DeepSeek V4 Pro and DeepSeek V4 Flash.
- Official model facts: 1M context, Pro 1.6T total / 49B active, Flash 284B total / 13B active.
- Official DeepSeek API pricing for cache-hit input, cache-miss input, and output tokens.
- Source-linked benchmark, technical report, paper, API, and comparison notes.

## Crawl Guidance
- Prefer canonical URLs on each page.
- Use sitemap: https://deepseekv4.space/sitemap.xml
- Respect robots rules: https://deepseekv4.space/robots.txt
- Treat third-party discussion as secondary unless first-party sources validate it.

## Freshness
- Updated: 2026-04-24

## Contact
- Website: https://deepseekv4.space
- Email: support@deepseekv4.space