Assistant · Vendor site 2026-10-04
LegacyAI from Manticore Software brings ChatGPT and compatible AI services to vintage Macs running System 7 through OS X 10.11. It supports conversation history, DALL-E image generation, HTTPS, proxy configuration, and multilingual UI options.
Understand the total cost
Free
Free
Manticore states LegacyAI is completely free to use, with API access funded by donations and optional paid licenses for advanced models.
No retained pricing changes yet. A current price alone does not establish a historical trend.
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Yes. Legacy AI has an ongoing free plan. Manticore states LegacyAI is completely free to use, with API access funded by donations and optional paid licenses for advanced models.
Legacy AI is listed as free. No paid plan with a published price was found.
API or developer access is mentioned. Users can point the app at OpenAI models or configure a proxy or local/custom AI service from preferences.