{"slug":"mercury-agent","name":"Mercury","vendor":"CosmicStack Labs","tagline":"Soul-driven AI agent with permission-hardened tools, token budgets, and multi-channel access. Runs 24/7 from CLI, Telegram, or Web.","url":"https://agentboards.org/agent/mercury-agent","website":"https://mercuryagent.sh","docs":null,"repo":"https://github.com/cosmicstack-labs/mercury-agent","category":"cli","execution":["local"],"license":"MIT","open_source":true,"pricing":{"model":"free","summary":"Free and open-source.","from_usd":null,"free_tier":true,"byok":true},"models":{"backbone":[],"bring_your_own_model":true,"local_models":false},"protocols":{"mcp_client":false,"mcp_server":false},"capabilities":{"terminal_exec":true,"browser":true,"multi_file_edit":true,"git_ops":true,"docker_sandbox":false,"multi_agent":true,"headless_ci":false},"context_window":null,"platforms":["macos","linux","windows","web"],"install":[{"label":"macOS / Linux (standalone binary)","command":"curl -fsSL https://mercuryagent.sh/install.sh | sh"},{"label":"Windows (standalone binary)","command":"irm https://mercuryagent.sh/install.ps1 | iex"},{"label":"npm (run directly)","command":"npx @cosmicstack/mercury-agent"},{"label":"npm (global install)","command":"npm i -g @cosmicstack/mercury-agent"}],"benchmarks":[],"tags":["daemon","cli","telegram","web-ui","kanban","skills","second-brain","memory","auto-listed"],"github_stars":3169,"metrics":{"stars":3169,"pushed_at":"2026-10-01T10:28:44Z","archived":false,"open_issues":45,"latest_version":"1.2.7","latest_version_at":"2026-09-14T15:03:26.588Z","latest_version_url":"https://www.npmjs.com/package/@cosmicstack/mercury-agent","version_source":"npm","checked_at":"2026-10-02T05:03:35.825Z"},"sources":{"license":"https://github.com/cosmicstack-labs/mercury-agent","models":"https://github.com/cosmicstack-labs/mercury-agent","capabilities":"https://github.com/cosmicstack-labs/mercury-agent","install":"https://github.com/cosmicstack-labs/mercury-agent"},"verified_at":null,"adoption":{"score":5.1,"signals":{"npm_weekly":439,"github_stars":3160,"hn_mentions_1y":101},"measured_at":"2026-09-21"},"scores":{"panel":5.9,"adoption":5.1,"spread":3.5,"facts":4.7,"board":5.6,"dimensions":{"reliability":5.2,"usefulness":5.8,"cost":6.7,"longevity":6},"per_persona":{"amigo":7.8,"critico":6.3,"profesor":5.3,"inversora":5.5,"jefa":4.3,"hacker":6.5},"community":null},"rank":157,"category_rank":71,"panel_reviews":[{"persona":"juez","persona_name":"El Juez","ai_generated":true,"verdict":"The panel is split on whether Mercury's user-approval workflow is a sufficient defense against its lack of a sandbox.","scores":null,"evidence":[]},{"persona":"amigo","persona_name":"El Amigo","ai_generated":true,"verdict":"Mercury is a solid choice for a persistent, multi-channel agent if you value safety and control over autonomous execution.","scores":{"reliability":6,"usefulness":7,"cost":10,"longevity":8},"evidence":["https://mercuryagent.sh","https://github.com/cosmicstack-labs/mercury-agent"]},{"persona":"critico","persona_name":"El Crítico","ai_generated":true,"verdict":"It runs commands on your host without a sandbox. Use the approval flow and do not walk away.","scores":{"reliability":3,"usefulness":5,"cost":10,"longevity":7},"evidence":["https://mercuryagent.sh","https://github.com/cosmicstack-labs/mercury-agent"]},{"persona":"profesor","persona_name":"El Profesor","ai_generated":true,"verdict":"Mercury is a persistent agent framework with a strong emphasis on user approval and structured memory, but its operational integrity relies on the user's direct supervision.","scores":{"reliability":4,"usefulness":6,"cost":5,"longevity":6},"evidence":["https://mercuryagent.sh","https://github.com/cosmicstack-labs/mercury-agent"]},{"persona":"inversora","persona_name":"La Inversora","ai_generated":true,"verdict":"A well-executed open-source agent, but its longevity hinges on converting a free user base into a paid cloud offering before the venture money runs out.","scores":{"reliability":8,"usefulness":7,"cost":2,"longevity":5},"evidence":["https://mercuryagent.sh","https://github.com/cosmicstack-labs/mercury-agent"]},{"persona":"jefa","persona_name":"La Jefa","ai_generated":true,"verdict":"A locally-run tool with no central management, audit logs, or SSO is a non-starter for team deployment. Not yet.","scores":{"reliability":3,"usefulness":4,"cost":8,"longevity":2},"evidence":["https://mercuryagent.sh","https://github.com/cosmicstack-labs/mercury-agent"]},{"persona":"hacker","persona_name":"El Hacker","ai_generated":true,"verdict":"Mercury is a solid daemon agent with MIT-licensed source, but its lack of local model support and MCP means I'm still tied to a cloud provider's endpoint and their specific API.","scores":{"reliability":7,"usefulness":6,"cost":5,"longevity":8},"evidence":["https://mercuryagent.sh","https://github.com/cosmicstack-labs/mercury-agent"]},{"persona":"comediante","persona_name":"El Comediante","ai_generated":true,"verdict":"Executes shell commands and file operations without a sandbox, relying on user approval and a command blocklist for safety.","scores":null,"evidence":[]}]}