Mercury Agent
Self-hosted personal AI agent with a written personality, local memory, permission-gated tools and token budgets, reachable via CLI or Telegram.
Updated
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About Mercury Agent
Mercury Agent is listed in our personal agents category and is aimed at people who want a ready-to-use product. Self-hosted personal AI agent with a written personality, local memory, permission-gated tools and token budgets, reachable via CLI or Telegram. Pricing, as the maker states it: Open source. Maturity: Active. We last checked the official link on 2026-10-18.
Mercury Agent at a glance
- Category: Personal agents
- Built for: People and teams who want a ready-to-use AI product
- Pricing: Open source (as the maker states it)
- Licence: MIT License (OSI-approved open source)
- GitHub: cosmicstack-labs/mercury-agent · 3,437 stars (as of Oct 21, 2026)
- Latest release: 1.3.8 — Steady Mercury (hotfix: attach …, Oct 12, 2026
- Last commit: Oct 21, 2026
- Official site: mercuryagent.sh
- Listed on AgentScout: Oct 18, 2026
Mercury Agent FAQ
What is Mercury Agent?
Self-hosted personal AI agent with a written personality, local memory, permission-gated tools and token budgets, reachable via CLI or Telegram.
How much does Mercury Agent cost?
Mercury Agent's pricing, as the maker states it: Open source. Open-source tools are free to use, though you may still pay for model API usage or a hosted plan. Check the official site for current plans.
Is Mercury Agent open source?
Yes. Mercury Agent's GitHub repository is published under the MIT License, according to the licence file in the repo.
Where can I find Mercury Agent's source code?
On GitHub at cosmicstack-labs/mercury-agent, which had 3,437 stars as of Oct 21, 2026. The latest release is 1.3.8 — Steady Mercury (hotfix: attach TUI live rendering and spinners) (Oct 12, 2026).
What are alternatives to Mercury Agent?
Similar tools include Nanobot, Memmy, Inbox Zero, LibreChat, Dodaios and Jarvis.
Facts from our link-checked listing, the GitHub repository and the official site. See something wrong? Suggest an edit.
Mercury Agent ratings and reviews
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Mercury Agent alternatives
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