Getting it into your agent
One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.
npx skills add Kasempiternal/axiom-v2 --skill ax-simulatorgit clone --depth 1 https://github.com/Kasempiternal/axiom-v2Wrote this? Show the measurements
A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.
[](https://agentmods.dev/skills/kasempiternal/axiom-v2/ax-simulator)<a href="https://agentmods.dev/skills/kasempiternal/axiom-v2/ax-simulator"><img src="https://agentmods.dev/badge/skills/kasempiternal/axiom-v2/ax-simulator/github.svg" alt="Measured on agentmods" height="20"></a>Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.
<a href="https://agentmods.dev/skills/kasempiternal/axiom-v2/ax-simulator"><img src="https://agentmods.dev/badge/skills/kasempiternal/axiom-v2/ax-simulator.svg" alt="Reviewed on agentmods" width="80" height="20"></a>What it costs to keep this loaded
Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00036 | $0.02236 |
| Opus 5 | $0.00018 | $0.01118 |
| Sonnet 5 | $0.00007 | $0.00447 |
| Haiku 4.5 | $0.00004 | $0.00224 |
Grade A, and why
ax-simulator scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 9d ago.
A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.
Nothing flagged
None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.
How it starts
The opening of the file, as written. The whole thing — 292 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Simulator Management
Quick Patterns
simctl Device Lifecycle
# List available devices
xcrun simctl list devices
# Boot a simulator
xcrun simctl boot "iPhone 16"
# Get booted simulator UDID
UDID=$(xcrun simctl list devices -j | jq -r '.devices | to_entries[] | .value[] | select(.state == "Booted") | .udid' | head -1)
# Open Simulator app
open -a Simulator
# Shutdown
xcrun simctl shutdown $UDID
# Erase (reset to factory)
xcrun simctl erase $UDID
# Delete
xcrun simctl delete $UDID
simctl App Management
# Install app
xcrun simctl install $UDID /path/to/MyApp.app
# Launch app
xcrun simctl launch $UDID com.example.myapp
# Launch with arguments
xcrun simctl launch $UDID com.example.myapp --uitesting --mock-data
# Terminate app
xcrun simctl terminate $UDID com.example.myapp
# Uninstall app
xcrun simctl uninstall $UDID com.example.myapp
simctl Utilities
# Screenshot
xcrun simctl io $UDID screenshot /tmp/screenshot.png
# Video recording (Ctrl+C to stop)
xcrun simctl io $UDID recordVideo /tmp/recording.mp4
# Open URL / deep link
xcrun simctl openurl $UDID "myapp://path/to/screen"
# Send push notification
xcrun simctl push $UDID com.example.myapp /tmp/push.json
# Set status bar (clean screenshots)
xcrun simctl status_bar $UDID override --time "9:41" --batteryState charged --batteryLevel 100
# Grant permissions
xcrun simctl privacy $UDID grant photos com.example.myapp
xcrun simctl privacy $UDID grant camera com.example.myapp
xcrun simctl privacy $UDID grant location-always com.example.myapp
# Add photos/videos to library
xcrun simctl addmedia $UDID /path/to/photo.jpg
# Set location
xcrun simctl location $UDID set 37.7749,-122.4194
# Get app container path
xcrun simctl get_app_container $UDID com.example.myapp data
Push Notification Payload
{
"aps": {
"alert": {
"title": "Test Notification",
"body": "This is a test push notification"
},
"badge": 1,
"sound": "default"
}
}
xcrun simctl push $UDID com.example.myapp /tmp/push.json
What this file has done since we first saw it
Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.
- 9d ago First seen · 292 lines · 36 tokens per session scan A 6f00181ec9b6
ax-simulator is a skill published in the GitHub repository Kasempiternal/axiom-v2 (4 stars, last pushed 6mo ago), licensed MIT. It adds 36 tokens to every session and 2,236 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.
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