agentphone SKILL.md skillA

agentphone from ghosteken/agent-harness is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add ghosteken/agent-harness/agentphone@v0.3.0

Pins v0.3.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
ghosteken/agent-harness
Path
archive/skills-community/agentphone/SKILL.md
Versions recorded
1
Latest version
v0.3.0, committed Jul 21, 2026
Size
45,696 bytes
Repository stars
4
License
MIT

Build AI phone agents with AgentPhone API. Use when the user wants to make phone calls, send/receive SMS, manage phone numbers, create voice agents, set up webhooks, or check usage — anything related to telephony, phone numbers, or voice AI.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# AgentPhone

AgentPhone is an API-first telephony platform for AI agents. Give your agents phone numbers, voice calls, and SMS — all managed through a simple API.

## When to Use
- Use when the user wants to create or manage AI phone agents, voice agents, or telephony automations
- Use when the user needs to buy, assign, release, or inspect phone numbers tied to an agent workflow
- Use when the user wants to place outbound calls, inspect transcripts, or send and receive SMS through AgentPhone
- Use when the user is configuring webhooks, hosted voice mode, or account-level usage for AgentPhone
- Use only with explicit user intent before actions that spend money, send messages, place calls, or release phone numbers

**Base URL:** `https://api.agentphone.to/v1`

**Docs:** [docs.agentphone.to](https://docs.agentphone.to)

**Console:** [agentphone.to](https://agentphone.to)

---

## How It Works

AgentPhone lets you create AI agents that can make and receive phone calls and SMS messages. Here's the full lifecycle:

1. You sign up at [agentphone.to](https://agentphone.to) and get an API key
2. You create an **Agent** — this is the AI persona that handles calls and messages
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add ghosteken/agent-harness/agentphone@sha256:b7f4001eb7aaa066

The line at the top of this page pins the label v0.3.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_xgft3tnt7wkty4j3.svg)](https://markdownregistry.com/a/art_xgft3tnt7wkty4j3)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 1 version of this file, committed on Jul 21, 2026.

versioncommittedcommitsizeaudit
v0.3.0 latest2026-07-21 efafd9c 45,696 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (45696 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

ghosteken/agent-harness · 4 stars · license MIT · pushed 2026-10-13 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_xgft3tnt7wkty4j3
GET https://markdownregistry.com/api/v1/resolve?ref=ghosteken/agent-harness/agentphone
GET https://markdownregistry.com/api/v1/blob/b7f4001eb7aaa0662980b2809e28426f7b5ee7b7fcdaea94f967db94aa97621f

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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