Create a CLI coding agent from a Python LLM base
Claude Code turned Simon Willison’s Python LLM template into a working CLI coding agent from two prompts.
Custom agent
Agent Uses · 1,321 real examples
Custom agent use cases
Real examples of people putting Custom agent to work: the task, how it went, what to watch out for, and a prompt you can adapt.
The day's AI news plus 3 agent uses you can try, with ready-to-paste prompts. Free; unsubscribe anytime.
Prepare a flight-delay compensation claim safely
An agent checked a flight’s timing, estimated the payout, and drafted the airline claim without submitting it.
Custom agent
Have coding agents test your onboarding flow
Run coding agents through your product’s onboarding and get a scorecard, fix list, and session traces.
Custom agent
Use past orders to build your grocery cart
An Instacart assistant filled a cart from prior shopping history, then added meal ingredients and pointed out missing store items.
Custom agent
Use agents to probe open mathematical questions
A group built a math environment where agents chose their own leads, ran tests, and shared findings without a central planner.
Custom agent
Trace C# symbol usage with a Roslyn-backed index
Graphify C# helps agents map real C# usages, including overrides and implementations, from compiler-resolved project data.
Custom agent
Build a dashboard from a semantic data layer
Use a coding agent with Graphene to define metrics, query your warehouse, and publish a report with charts and screenshots.
Custom agent
Triage school messages and prepare my replies
A parent has an agent sort school mail, summarize it, and draft responses they can review before sending.
Custom agent
Use a voice agent to answer business calls
Small businesses set up voice agents to screen calls, capture details, and route real customers to staff while logging everything in their CRM.
Custom agent
Search for room-temperature magnetic semiconductor candidates
A Claude Opus 5.5 agent team screened Luttinger-compensated magnets and surfaced two predicted room-temperature magnetic semiconductor candidates.
Custom agent
Track agent memory in git for coding work
Store project context in git so a coding agent can reuse decisions and notes across sessions.
Custom agent
Build an after-hours call handler that books visits
They set up agents to take late calls, gather details, book appointments, and spot upset callers for follow-up.
Custom agent
Use LLM agents to debate a trade idea
They built a multi-agent setup that weighs a stock from several angles, then routes a recommendation through review stages before any simulated order is sent.
Custom agent
Use voice agents to screen and schedule candidates
A staffing firm used a voice agent to reach candidates, ask screening questions, and book recruiter interviews.
Custom agent
Build a reusable stock-analysis workspace
A custom agent kept one investment project alive, saving models and notes so later sessions could pick up where the last run stopped.
Custom agent
Use a chat agent to push for a lower support quote
An AI agent handled a GoDaddy support chat and secured a cheaper price after the person set the rules and waited for the result.
Custom agent
Create a fast phone agent with live voice streaming
They assembled a call-answering agent with live transcription, generation, and speech output, then moved it closer to the services to get about 400ms latency.
Custom agent
Set up an online shop and test the full checkout
They built a retail site with AI, added checkout, and verified the payment flow before turning it into a live store.
Custom agent
Draft Figma layouts with a command-line agent
A custom agent used figma-use to generate Figma design elements and reusable UI pieces from a terminal.
Custom agent
Use a guarded loop to publish pages and a tool
An agent ran 365 short rounds, checked a revenue dashboard each time, and ended up with 394 linked pages plus a webhook checker site.
Custom agent
Set up a GitHub bot that triages and patches bugs
They built a GitHub bot that sorts issues, reviews pull requests, answers with citations, and opens patch PRs for humans to check.
Custom agent
Turn tickets into code changes and draft the PR
Stripe uses in-house coding agents to carry tasks from ticket to reviewable code, then humans check the result.
Custom agent
Let an agent pick and play a simple game
AI Village let agents choose their own games, and one agent spent the week on Minesweeper while also keeping a shared score sheet.
Custom agent
Use your calendar and inbox to protect focus time
A developer made a quiet agent that checks calendar time against goals, then began adding email triage when users wanted more automation.
Custom agent