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Agents

11 pieces of practical AI on agents.

An executive prioritizing ten HubSpot deals before a sales forecast meeting.
TOOL LAUNCH

Build a HubSpot Agent That Starts With Ten Stale Deals

A step-by-step guide to HubSpot's Agent Builder: what it connects to CRM data, how credits work, and how to run a safe ten-deal stale review test.

An xAI Grok Bot running a measured recurring knowledge-work assignment.
AI UPDATE

Build a measured knowledge-work pilot with Grok Bot and Grok 4.6

A revenue operations vice president starts Monday with 126 incomplete CRM records and 14 follow-ups waiting for context. Account research requests keep arriving. A chatbot can explain how to clean the queue.

PromptHacker Issue 140 cover showing xAI Grok Bot, Hermes, Google Gemini, and OpenAI speed lanes.
NEWSLETTER

Build an AI Roster, Then Make Every Model Earn Its Place

Grok Bot and Hermes Bot Mode make persistent specialists practical, while Gemini Flash and GPT-5.6 Sol turn AI speed into a cost decision.

A research agent following an evidence path from approved sources to a one-page decision brief.
PRO TIP

Give a research agent an evidence contract and a finish line

Copy a long-horizon research prompt that controls sources, flags weak evidence, and delivers a one-page decision brief with a clear finish line.

PromptHacker cover showing Grok Bot cloud execution, Claude Cowork browser continuity, and portable Hermes team profiles beyond the chat window.
NEWSLETTER

AI Teammates Stay on the Job After You Log Off

Compare Grok Bot, Claude Tag, Claude Cowork, and portable Hermes profiles, then test one bounded job for attention removed after review.

A completed workflow scorecard comparing agent activity with human attention removed.
PRODUCTIVITY GEM

Measure attention removed, not agent activity

Evaluate an AI agent by completed steps, interruptions, repair time, and attention hours removed instead of runtime or visible activity.

Slackbot assembling a live dashboard, Python calculation, and presentation inside a Slack channel.
AI UPDATE

Slackbot can now build the dashboard, run the math, and draft the deck

Slack's new Advanced Features turn a channel request into a live Surface, a checked calculation, or an editable presentation.

A pinned Slack team dashboard refreshing from an approved source through a Slackbot Skill.
PRODUCTIVITY GEM

Build a self-updating team dashboard inside Slack

A paired Slackbot Surface and Skill can replace one manually rebuilt status report, if the metric, source, and review owner are clear.

Grok 4.5 code workspace beside a cost meter and passing test results.
INDUSTRY NEWS

Test Grok 4.5 on one coding workflow before changing the default

xAI's $2 input and $6 output pricing makes Grok 4.5 an interesting agentic coding option, but the useful decision comes from a measured comparison on real work.

Hermes Agent models guide thumbnail
PRO GUIDE

The Best Models for Hermes Agent for Q3 2026

A source-linked Q3 2026 guide to the best Hermes Agent models, NVIDIA Build free routes, secure setup steps, and compatible agent platforms.

The Top Free LLM APIs guide thumbnail
PRO GUIDE

Free LLM APIs in 2026: verified limits, benchmarks, and real costs

Compare the current free LLM API sources, including NVIDIA NIM, Google, Cerebras, Groq, OpenRouter, SambaNova, Cohere, Cloudflare, and Hugging Face.

Free weekly briefing

Three deep dives. Four useful moves. One email worth opening.

PromptHacker turns the AI firehose into practical next steps for work, health, family, and everything time keeps trying to steal.