AI Tools
Cost calculators and utilities for AI engineers — compare LLM and vector database pricing, estimate RAG costs, and budget your AI infrastructure. 4 free tools — no signup, no data leaves your browser.
4 free tools
AI Coding Rules
Curated rules-file library and generator for Cursor, Claude Code, GitHub Copilot, Windsurf, Cline, Aider, Continue, and Cody. Browse 20 hand-crafted .cursorrules / CLAUDE.md / copilot-instructions.md files for popular stacks, build a custom one with the wizard, or convert any rules file between AI-tool formats.
Open Tool →Vector Database Cost Calculator
Compare monthly cost across Pinecone, Weaviate, Qdrant, Milvus, Chroma, MongoDB Atlas, and self-hosted pgvector. Quantization, replication, and DevOps overhead all baked in.
Open Tool →RAG Cost Calculator
End-to-end RAG pipeline cost — Embedding · Storage · Retrieval · Generation. Compare 17 embedding models × 10 vector DBs × 20+ LLMs in one view, with the math shown for every layer.
Open Tool →GPU VRAM Calculator for LLMs
Estimate GPU VRAM for running or fine-tuning open LLMs — Llama, Mistral, Qwen, DeepSeek, Gemma, Phi. Inference, LoRA, QLoRA, full FT, every quantization level, with the math shown.
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