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Documentation Index

Fetch the complete documentation index at: https://developer.upsun.com/llms.txt

Use this file to discover all available pages before exploring further.

Build on Upsun

Docs, guides, and references for deploying and managing applications on the Upsun platform.

Get StartedBrowse Docs

Explore

Jump into the topics that matter to you.

Quick Start

Deploy your first app step by step

Framework Guides

Next.js, Django, Laravel, Symfony, and more

Services & Databases

PostgreSQL, MySQL, Redis, and more

Environments

Branch, preview, and manage environments

Observability

Monitoring, metrics, and performance

AI & Automation

MCP servers, AI agents, and CLI tools

What’s New

NEW
Tutorial

Deploying a coding agent with opencode

Deploy opencode as a self-hosted AI coding agent with headless Chrome for web automation and performance testing.

Tutorial

Building a LangChain chatbot

Build a documentation chatbot with Node.js, LangChain, and OpenAI, with prompt injection defense and streaming responses.

Tutorial

Building a RAG pipeline with Qdrant

Replace context stuffing with vector search using Qdrant for 25x lower cost per query.

Deploy Your Stack

Get started with your favorite framework.

Next.js

Full-stack React with SSR

Django

Python web framework

Laravel

PHP framework for artisans

Express

Minimal Node.js framework

Symfony

Enterprise PHP framework

Flask

Lightweight Python framework

WordPress

Popular CMS platform

All Frameworks →

Go, Ruby, Rust, Elixir, Java

Configure. Commit. Deploy.

Define your infrastructure in YAML, then deploy with a single push.

.upsun/config.yaml
applications:
myapp:
type: nodejs:22
hooks:
build: npm install
web:
commands:
start: npm start
services:
database:
type: postgresql:16
Deploy with Git
# Add your config
$git add .upsun/config.yaml
# Commit and push
$git commit -m Add Upsun config
$git push upsun main
Building application ‘myapp’…
Provisioning services…
✓Deployment complete
https://main-abc123.us-5.platformsh.site/
1
Configure
Define apps & services in YAML
2
Commit
Add to version control
3
Deploy
Push and go live

Tutorials: AI Use Cases

LLM based applications and workflows

LangChain Chatbot

Build a conversational chatbot with Node.js and LangChain, deployed on Upsun

RAG Pipeline

Create a retrieval-augmented generation pipeline with Python and Qdrant for vector search

Coding Agent

Deploy a self-hosted coding agent using opencode on Upsun with proper workspace mounts

News Digest

Summarize daily news from free APIs using AI, output to a static page

Form Processing

Classify and extract fields from unstructured text like support tickets using AI

eCommerce Insights

AI-powered business intelligence assistant that queries an ecommerce database using natural language

Platform Features

Everything you need to build and scale.

Clone environments instantly

Work with full production-like environments, including data.

Deploy with Git

Infrastructure, services, and code defined together.

Autoscale automatically

Handle traffic spikes without manual intervention.

Add services easily

Databases, caches, queues, and more in a few lines of config.

Deploy with zero downtime

Atomic deployments and instant rollbacks.

Debug with built-in observability

Logs, metrics, traces, and profiling included.

Community & Resources

Connect, learn, and get inspired.

Example Projects

Browse example projects on GitHub with ready-to-deploy configurations

Community Forum

Get help, share projects, and connect with developers

Agency Partners

Build long-term partnerships and grow your agency

Ready to Deploy?

Get your application live in production.

Start Building →Deploy Demo Project
✓ Git push to deploy✓ Zero-downtime deploys✓ Production-ready