Big-AGI replaces 4 paid apps

Compare Big-AGI with 4 paid apps. Each pairing describes a recorded use case and its limits; check the current license, feature availability and hosting requirements at the source.

Big-AGI open source→compared with 4 paid apps★ 7.1k · active aug 2026docker to self-host✨ ai assistants
recorded product details

licenseMIT

runsyour machine or their cloud

installUse the hosted web app with your API keys, or self-host with Docker/Vercel

enginesOpenAI, Anthropic, Gemini, Azure, Bedrock, DeepSeek, Groq, Mistral, OpenRouter, Perplexity, Together, xAI, Ollama, LocalAI, LM Studio and OpenAI-compatible endpoints

dataThe open app stores chats and settings locally in the browser by default; hosted Pro adds synced cloud storage, and model requests go to whichever provider the user configures

setupThe free hosted app is immediate, but it does not include model usage: the user must bring provider API keys and understand provider billing

source checked 2026-08-14

compare these paid apps
ChatGPT NOT REALLY$20/mo

A local-first multi-model workspace with files, search, code and personas; the interface assumes you enjoy buttons.

the catchBig-AGI supplies the interface but no model subscription, cross-device sync, or tightly integrated first-party voice and image experience.

the verdict →all ChatGPT alternatives →
Claude NOT REALLY$20/mo

A local-first multi-model workspace with files, search, code and personas; the interface assumes you enjoy buttons.

the catchBig-AGI offers a multi-model shell rather than Claude's included Anthropic models, first-party Projects and Artifacts workflow, and managed synchronization.

the verdict →all Claude alternatives →
Google Gemini NOT REALLY$19.99/mo

A local-first multi-model workspace with files, search, code and personas; the interface assumes you enjoy buttons.

the catchIt supplies a multi-model interface but not Gemini's included model allowance or first-party integration across Google Search, Gmail, Docs, Drive, and Android.

the verdict →all Google Gemini alternatives →
Admix KINDA$10/mo

One prompt fans out across models and Beam can merge the answers; free software, paid API keys if you chase frontier models.

the catchIt can fan one prompt across models, but you must provision and bill each provider separately and its interface is less focused on clean answer comparison than Admix.

the verdict →all Admix alternatives →

latest recorded source check 2026-08-14 · up to $840/yr replaced · no votes, no pay-to-list

Considering a DIY version? Each linked app page explains the verdict, limits and available implementation guidance.all escape hatches →

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Big-AGI: Alternative to 4 Paid Apps | How To Vibecode It