# LM Studio

> Wiki for LM Studio: running LLMs locally, the local API server, lms CLI, llmster headless daemon, SDKs, and troubleshooting.
> Covers: LM Studio setup, model download/quantization, the local API server (OpenAI/Anthropic-compatible + native REST), lms CLI, headless/llmster service mode, structured output, tool use & MCP, and solved troubleshooting cases.
> Not covered: Releases after the date below, model-specific quality questions, and live community discussion — use web search for those.
> Current as of: 2026-06-09 (0.4.x (llmster era))

- [LLM Wiki](/raw/lmstudio/README.md)
- [LM Studio KB — Master Index](/raw/lmstudio/wiki/index.md)
- [Chat & Documents (RAG)](/raw/lmstudio/wiki/concepts/chat-and-documents.md)
- [Headless & Service Mode (llmster, JIT, TTL)](/raw/lmstudio/wiki/concepts/headless-and-service-mode.md)
- [Install & Setup](/raw/lmstudio/wiki/concepts/install-and-setup.md)
- [lms — the CLI](/raw/lmstudio/wiki/concepts/lms-cli.md)
- [Local API Server](/raw/lmstudio/wiki/concepts/local-api-server.md)
- [Models — Download, Quantization & Import](/raw/lmstudio/wiki/concepts/models-download-and-import.md)
- [Performance & Serving Features — Speculative Decoding, Parallel Requests](/raw/lmstudio/wiki/concepts/performance-and-serving.md)
- [Config Presets & Per-Model Defaults](/raw/lmstudio/wiki/concepts/presets-and-model-defaults.md)
- [SDK Deep Dive — .act() Agents, Structured Response, Spec-Decode API](/raw/lmstudio/wiki/concepts/sdk-deep-dive.md)
- [Structured Output (JSON Schema)](/raw/lmstudio/wiki/concepts/structured-output.md)
- [Tool Use & MCP](/raw/lmstudio/wiki/concepts/tool-use-and-mcp.md)
- [llmster](/raw/lmstudio/wiki/entities/llmster.md)
- [lmstudio-js (TypeScript SDK)](/raw/lmstudio/wiki/entities/lmstudio-js.md)
- [lmstudio-python (Python SDK)](/raw/lmstudio/wiki/entities/lmstudio-python.md)
- [Activity Log](/raw/lmstudio/wiki/log.md)
- [Docs Catalog — What the Official Documentation Covers](/raw/lmstudio/wiki/summaries/docs-catalog.md)
- [Version History — Feature Timeline](/raw/lmstudio/wiki/summaries/version-history.md)
- [API Surfaces Compared — Which Interface Should You Use?](/raw/lmstudio/wiki/syntheses/api-surfaces-compared.md)
- [Deployment Modes Compared — GUI vs Headless App vs llmster](/raw/lmstudio/wiki/syntheses/deployment-modes-compared.md)
- [Model & Runtime Casebook — Reported Patterns from the Bug Tracker](/raw/lmstudio/wiki/syntheses/model-runtime-casebook.md)
- [Troubleshooting Playbook — Solved Problems from the Bug Tracker](/raw/lmstudio/wiki/syntheses/troubleshooting-playbook.md)