FreeTier Atlas

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AI Chat

General-purpose assistants for writing, reasoning, research, and everyday workflows.

ChatGPT

General AI assistant for writing, brainstorming, research, and everyday tasks.

Freemium No credit card Check license
Fresh Last verified: Jun 15, 2026 2 official sources

Claude

Hosted AI assistant often used for writing, analysis, and document workflows.

Freemium No credit card Check license
Fresh Last verified: Jun 15, 2026 2 official sources

Gemini

Google's AI assistant for search-adjacent help, writing, and productivity tasks.

Freemium No credit card Check license
Fresh Last verified: Jun 15, 2026 2 official sources

Jan

Open-source desktop AI app for running and managing local models.

Open source No credit card No signup Local/offline API available Self-hostable Check license
Fresh Last verified: Jun 15, 2026 2 official sources

LM Studio

Desktop app for discovering and running local AI models.

Free No credit card No signup Local/offline API available Check license
Fresh Last verified: Jun 15, 2026 2 official sources

Ollama

Local model runner for downloading and running supported open models.

Open source No credit card No signup Local/offline API available Self-hostable Check license
Fresh Last verified: Jun 15, 2026 2 official sources