
Provides stronger multi-modal reasoning and agentic tools, but lacks DeepSeek's ultra-low-cost API pricing.
#1Backgammon Buddy records 2,781 monthly visits with -41.1% month-over-month growth and Freemium pricing. DeepSeek records 372,761,591 monthly visits with +4.3% growth and Freemium pricing.

Free browser backgammon against AI or a friend, with hints and stats
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | backgammonbuddy.com | deepseek.com |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 2.78K (2,781) | 372.76M (372,761,591) |
| MoM Traffic Delta |
| -1.94K (-41.1%) |
| +15.36M (+4.3%) |
| Primary Market & Share | 🇺🇸 United States (100%) | 🇨🇳 China (50.5%) |
|---|
| Direct Visits / mo | 947 | 291.59M |
|---|
| User Rating | 4.2 | 4.8 |
|---|
| Supported Platforms | Website | Website |
|---|

Free browser backgammon against AI or a friend, with hints and stats
Take on an AI opponent in a full game of backgammon without downloading any software.
Pass one device back and forth for a local head-to-head match with a friend.
Built-in hints and move feedback highlight better options so you can learn from each turn.
Track your games and results over time to see how your play is progressing.
High-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.
Leverages a sparse Mixture-of-Experts architecture (49B active parameters out of 1.6T on V4-Pro) to process up to 1 million tokens with minimal latency and memory overhead.
Pioneered by DeepSeek-R1 and integrated into V3.2 and V4 thinking modes, exposing step-by-step self-verification for complex math, logic, and code debugging.
Drops input token costs to $0.003/1M on Flash and $0.022/1M on V4-Pro for cache hits, with 50% lower rates during off-peak UTC hours.
Provides free access at chat.deepseek.com and on iOS/Android with document uploads, reasoning mode, and web search without paywalling core models.

Provides stronger multi-modal reasoning and agentic tools, but lacks DeepSeek's ultra-low-cost API pricing.
#1
Offers an enormous context window and deep Google ecosystem integration, but feels less specialized for pure reasoning tasks.
#2Delivers superior long-form coding artifacts and nuanced writing, but lacks DeepSeek's specialized open-weight reasoning models.

Features real-time X social data integration, but is less cost-effective for dedicated developer coding workflows.
SpecialistReal-time AI answer engine and research workspace combining live web citations with frontier reasoning models.

Free / Open-sourceProvides comparable open-weight foundation models and multilingual performance, but requires self-hosting or third-party inference setup.

SpecialistThe AI coding agent for building ambitious software

SpecialistExcels at ultra-long document analysis and research, but lacks the same level of open-weight developer community support.
Free / Open-sourceEnables running open-source models locally on consumer hardware, but lacks DeepSeek's cloud-scale hosted reasoning power.
Play free browser games and build your own with AI

Free / Open-sourceBuild, deploy, and govern production-ready agentic AI workflows

Free / Open-sourceOffers a feature-rich self-hosted chat interface for local models, but requires you to provide your own underlying LLM backend.
Provides stronger multi-modal reasoning and agentic tools, but lacks DeepSeek's ultra-low-cost API pricing.
Offers an enormous context window and deep Google ecosystem integration, but feels less specialized for pure reasoning tasks.
Delivers superior long-form coding artifacts and nuanced writing, but lacks DeepSeek's specialized open-weight reasoning models.
Features real-time X social data integration, but is less cost-effective for dedicated developer coding workflows.
SpecialistReal-time AI answer engine and research workspace combining live web citations with frontier reasoning models.
Free / Open-sourceProvides comparable open-weight foundation models and multilingual performance, but requires self-hosting or third-party inference setup.
SpecialistThe AI coding agent for building ambitious software
SpecialistExcels at ultra-long document analysis and research, but lacks the same level of open-weight developer community support.
Free / Open-sourceEnables running open-source models locally on consumer hardware, but lacks DeepSeek's cloud-scale hosted reasoning power.
Free / Open-sourceBuild, deploy, and govern production-ready agentic AI workflows
Free / Open-sourceOffers a feature-rich self-hosted chat interface for local models, but requires you to provide your own underlying LLM backend.