call4me blog
notes on AI agents that make phone calls for you.
Superintelligence Calling Index: compare personal superintelligence phone calling tools, hear the evidence and download the dataset.
get new posts by email
124 posts matching "account number". clear
How to cancel Planet Fitness: we called two clubs
Two San Francisco clubs, the same evening, two different sets of rules. Here's what each one told us, the phone menu to reach a person, and both recordings.
SEP 30 / Nick Khami
Wayfair customer service: start a return and check shipping costs
We called Wayfair twice in one evening to ask how returning a big item works and who pays to ship it back. Here's the phone path to a person, what the agents said, and both recordings.
SEP 30 / Nick Khami
How to cancel a Costco tire appointment and get a tire order refund
A call4me user ordered the wrong size tires on Costco.com for install at a Costco Tire Center. His agent made the calls to find the order, learn the refund process, and cancel the install appointment. Here's what worked, what didn't, and the recordings.
SEP 30 / Nick Khami
OpenAI realtime voices on a real phone call: marin vs cedar vs gleam vs meridian
Hear marin, cedar, gleam and meridian in five languages, then inspect repeated calls captured at the receiving end. We test dates, times, reference codes and corrections, with the recordings and transcription disagreements included.
SEP 30 / Nick Khami
recommendations
- Anthropic engineering - how Claude Code and agent tools are built, from the people building them.
- Simon Willison's weblog - daily, careful notes on what LLM tooling actually does.
- Latent Space - the AI engineer newsletter and podcast.
- The Cloudflare blog - agent readiness, MCP, and the plumbing of the agentic web.
- Stripe blog - machine payments and how agents pay for things.
get new posts by email
no tracking, no spam; one email per post, unsubscribe in one click. or use the RSS feed. posts marked paid need a supporter subscription (monthly, cancel any time).