AI Tools Blog
Follow the latest AI model updates, tool reviews, comparisons, tutorials, and practical guides from NAVS.
deepseekllm
DeepSeek V4.1-Flash-1017: The $0.15 Agent Model
DeepSeek V4.1-Flash-1017: 77.0 on DeepSWE at $0.15/M input, MIT open weights, new Search and Fetch APIs.
October 19, 20267 min read
ClaudeOpus 5.5
Claude Opus 5.5 vs Fable 5.2: Which Model Should You Actually Run?
Fable 5.2 beats Opus 5.5 on most benchmarks at twice the price — but on everyday work the gap closes.
November 12, 20267 min read
Claude Fable 5.2Anthropic
Claude Fable 5.2 Explained: One Model, Two Doors, and 5 Ways to Use It
Claude Fable 5.2 is Anthropic's most capable model: 20% cheaper, up to 30% faster, and already on five tools you know.
November 12, 20267 min read
tencent hy4deepseek
Tencent Hy4 vs DeepSeek V4.1 Flash: Which Cheap Open-Weight Agent Model to Pick?
Hy4 wins on screens and software; DeepSeek wins on coding and cost. A 34-benchmark comparison with prices.
November 11, 20267 min read
Kimi K3.1 ProMoonshot AI
Kimi K3.1 Pro Explained: The 2.8T Open-Weight Model, and 5 Ways to Use It
Moonshot's 2.8T open-weight model is out on Hugging Face. What shipped, what the license allows and five ways to use it.
November 9, 20267 min read
GPT-Image 2.6Nano Banana Pro
GPT-Image 2.6 Sunburst vs Nano Banana Pro: Which Flagship Image Model Should You Use?
OpenAI's newest image model meets Google's flagship: speed, text, editing, and price compared.
November 8, 20267 min read