9 Hermes Agent Lessons from 100 Hours of Use
Alex Finn shares nine critical lessons from 100+ hours using Hermes Agent: choose Opus for reliability despite cost, run multiple agents as failovers, avoid unnecessary account separation, use Desktop/Telegram/iMessage strategically, clean up cron jobs for performance, install Tailscale for multi-device control, reverse-prompt daily to discover automation opportunities, organize tasks in the Kanban board, and leverage Telegram's new formatting features.
Model Selection & Cost
Opus is the most reliable model for Hermes
Opus is the only model guaranteed to complete tasks reliably in Hermes Agent, even when encountering obstacles mid-execution. Other models tend to fail partway through, making Opus worth the premium cost for mission-critical work.
ChatGPT 5.5+ is a viable middle-ground option
If you already have a ChatGPT subscription, version 5.5 and later work reasonably well with Hermes, though with occasional failures. Earlier versions (pre-5.5) are unusable.
GLM 5.2 offers the lowest-cost option
GLM 5.2 is a fraction of the price of Opus or ChatGPT and still completes tasks effectively, though it is more robotic. It is distilled from other models, making it suitable for cost-conscious users.
Multi-Agent Architecture
Run at least two Hermes agents simultaneously
Multiple agents monitor and fix each other when one breaks. If your primary agent fails, a secondary agent can diagnose and repair it automatically, preventing downtime.
Set up secondary agents via simple commands or dashboard
You can create new Hermes profiles by asking your existing agent to set one up, or by using the Hermes dashboard to click create and select a model. Both methods take minutes.
Security & Account Setup
Share your main accounts with Hermes—don't create separate ones
Giving Hermes access to your primary Gmail, iMessage, and computer eliminates friction. Hermes only executes the exact prompt you give it; it will not autonomously leak emails or send unauthorized messages if you maintain personal accountability.
Security concerns about Hermes are largely overblown
In practice, very few users have experienced security incidents with Hermes because the agent is not sentient and cannot act outside your explicit instructions. Responsible prompt design prevents unintended behavior.
Platform & Interface Strategy
Use Hermes Desktop for primary work sessions
Hermes Desktop offers the best user experience, allowing you to quickly switch between profiles, view cron jobs, pin multiple sessions, and interact with multiple agents simultaneously.
Use Telegram for on-the-go deep work
Telegram on mobile is ideal for complex, multi-threaded tasks when away from your computer. It now supports advanced formatting like tables, bold text, and paragraphs.
Use iMessage for quick prompts
iMessage is the fastest, always-available channel for quick tasks. Create a contact called Hermes, pin it to the top of your messages, and send prompts directly from your phone.
Leverage Telegram's new formatting features
Set up cron jobs that return formatted tables (e.g., daily stock research, top-performing content, important emails). This transforms raw data into organized, readable summaries delivered each morning.
Performance & Maintenance
Clean up old cron jobs to improve performance
Cron jobs run in the background and accumulate over time. Pausing unused crons through the Desktop app's cron button instantly boosts agent speed and reduces token usage.
Install Tailscale to connect all your devices
Tailscale is free and creates a private network linking all your computers and devices. This allows Hermes to move between machines, access local models, and run tasks on any device without physical monitors.
Automation & Task Discovery
Conduct a daily morning interview with reverse prompting
Each morning, ask Hermes to interview you about your priorities, tasks, stresses, and workload. It then identifies what it can automate or handle for you. This five-minute session typically uncovers two to three new automation opportunities daily.
Organize discovered tasks in the Hermes Kanban board
After your morning interview, move identified tasks into the Kanban board (accessible via 'Hermes dashboard' in terminal). Assign tasks to your agent and track progress across columns.
Notable quotes
Hermes is the most powerful software ever made. When used correctly, you literally have your own full-time AI employee. — Alex Finn
When you give Opus a task, even if it loses a leg halfway through a marathon, it crawls to the finish line. — Alex Finn
Hermes only does exactly what you tell it to do. It is an AI. It's not sentient. — Alex Finn
Action items
- Choose your model: Opus for reliability, ChatGPT 5.5+ if you have a subscription, or GLM 5.2 for cost savings.
- Set up a second Hermes agent as a failover by asking your primary agent to create a new profile or using the Hermes dashboard.
- Install Tailscale on all your devices to enable Hermes to control your entire device fleet.
- Configure Hermes across three platforms: Desktop for deep work, Telegram for on-the-go complex tasks, and iMessage for quick prompts.
- Run a daily five-minute morning interview with Hermes using reverse prompting to discover new automation opportunities.
- Add discovered tasks to the Hermes Kanban board (access via 'Hermes dashboard' in terminal) and assign them to your agent.
- Audit your cron jobs weekly via the Desktop app and pause any you no longer use to improve performance and reduce costs.
- Set up formatted cron jobs in Telegram (e.g., daily stock tables, content performance summaries) for organized morning briefings.