AI guides

OpenCode coding agent Terminal coding agent, Console free tier, local Ollama, pay-as-you-go. Open guide → OpenCode install Script, npm, Homebrew, AUR, Docker and the desktop app. Open guide → OpenCode agents Agent files, frontmatter, permissions and four examples. Open guide → Free OpenCode model The current pick, fallback order and how to check an id. Open guide → Models in OpenCode The trio, ids, pinning, per-agent routing, cost control. Open guide → OpenCode in Docker Auto mode in a container that sees only one folder. Open guide → Claude Code Memory files, permissions, subagents, skills and MCP servers. Open guide → Claude Code subagents Agent files, frontmatter, tool limits and five examples. Open guide → AI models Families, price per 1M tokens, context, free vs paid vs local. Open guide → GPT 6 Luna The cheapest smart paid model: id, pricing and limits. Open guide → Claude Opus 5.5 Top model for review: id, pricing and a read-only setup. Open guide → Muse Spark 1.3 Paid id, pricing, skills fit and the retired free tier. Open guide → OpenRouter model gateway Account, API key, OpenAI-compatible API, OpenCode and VS Code setup. Open guide → Qwen local models Ollama, Transformers, vLLM, llama.cpp, plus LoRA and QLoRA fine-tuning. Open guide → Crush coding agent Hyper free tier, any provider key, sessions, MCP, LSP, crushrc. Open guide → Writing skills Format, triggers, examples, testing and sharing. Open guide → Creating agents The agent loop, tools, memory, from demo to production. Open guide → Analyst agent Logs and metrics into a decision memo, read-only. Open guide → Researcher agent A read-only subagent for sources, notes and reports. Open guide → Agents and a human in one repo Worktrees, branches, review and one writer per file. Open guide → Agent setup audit What was wrong or not followed, and every fix. Open guide → AI security Threat model, .env split, per-agent permissions, leak checklist. Open guide → Deny rules Keep agents away from logs, secrets and private data. Open guide → Protected files Every file the aredel deny and ask rules protect. Open guide → The FTP password leak How a password reached a free model, and what changed. Open guide → File context with @ Attach files to a prompt, size limits, line ranges, secrets. Open guide → Prompt engineering Context, examples, constraints and iteration. Open guide → RAG over your docs Embeddings, chunks, when RAG beats fine-tuning. Open guide → MCP tool servers The standard plug shape for files, browsers and APIs. Open guide → Ollama local models Pull, run and serve open models on your machine. Open guide → Ollama basics Install, pull, serve, Modelfile and the HTTP API. Open guide →