apex-host-workflow-start

apex-host-workflow-start is a skill for Claude Code from jonathan-vella/apex-accelerator. It costs 50 tokens per session (454 once invoked), scanned A, original, MIT.

A procedure for starting or resuming a named APEX workflow in Agent Host after the correct owner, model, and permissions have been selected.

In plain words
What is it for?
Use it to begin a workflow or resume an existing project step when the operation and responsible agent are known.
Why use it?
It prevents workflows from running under the wrong agent or with unverified permissions, and preserves required reviews and approval points.

Skill for Claude Code

Written for Claude Code: disable-model-invocation in frontmatter. Also seen: mentions subagents.

Good fit Use it to begin a workflow or resume an existing project step when the operation and responsible agent are known.

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Install with agentmods
npx agentmods add skills/jonathan-vella/apex-accelerator/apex-host-workflow-start
Install

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.

Any agent
npx skills add jonathan-vella/apex-accelerator --skill apex-host-workflow-start
Clone the repo
git clone --depth 1 https://github.com/jonathan-vella/apex-accelerator

Made for: Claude Code.

Wrote 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.

agentmods badge for apex-host-workflow-start

README.md
[![agentmods](https://agentmods.dev/badge/skills/jonathan-vella/apex-accelerator/apex-host-workflow-start/github.svg)](https://agentmods.dev/skills/jonathan-vella/apex-accelerator/apex-host-workflow-start)
Your own site
<a href="https://agentmods.dev/skills/jonathan-vella/apex-accelerator/apex-host-workflow-start"><img src="https://agentmods.dev/badge/skills/jonathan-vella/apex-accelerator/apex-host-workflow-start/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.

agentmods 80×15 button for apex-host-workflow-start

Your own site · 80×15
<a href="https://agentmods.dev/skills/jonathan-vella/apex-accelerator/apex-host-workflow-start"><img src="https://agentmods.dev/badge/skills/jonathan-vella/apex-accelerator/apex-host-workflow-start.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 50 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 454 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

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.

ModelPer sessionOnce invoked
Fable 5.1 $0.00050 $0.00454
Opus 5.5 $0.00020 $0.00182
Sonnet 5.5 $0.00010 $0.00091
Haiku 4.5 $0.00005 $0.00045

Measured 3d ago against content hash 31cdb75b29f7, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

apex-host-workflow-start 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 3d 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.

.github/skills/apex-host-workflow-start/SKILL.md · 40 lines

What it actually says

Host Workflow Start

Prerequisites

Require an explicit operation; require a project except for resume, which may discover candidates. Require the correctly selected named owner, its exact configured model, and its permitted tools. A skill cannot bind them. STOP and ask the user to select the owner if any routing evidence is missing. Never execute a specialist step under MAI or dispatch it as a MAI subagent.

Procedure

Read apex-workflow-engine and its workflow entry procedure. Resolve the requested operation to its exact owner before consequential work. Follow the required inputs, activities, outputs, reviews, and human gates there. Return a blocker instead of inheriting an unknown model or widening tools.

For resume, require the selected owner 01-Orchestrator and its configured MAI-Code-1.1-Flash model. Follow the shared resume procedure. Use a supplied project without reconfirmation; otherwise discover candidates and ask only when ambiguous. Empty recall never authorizes a fresh start. Preserve missing-input recovery, reviews, checkpoints and approvals. Present recovered status and the applicable gate or exact human handoff, then stop. Never dispatch any step agent under MAI, or run specialist work inline.

This distinct Host slash name does not replace any Local prompt slash name. Local /apex-resume-workflow is unchanged. Git commit and debug-log export remain separate manual commands, not workflow-start operations. Native discovery and execution remain manual and unverified. Do not enable experimental nesting or context forks to make a transition work.

Changes

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.

  1. 3d ago Changed 31cdb75b29f7
  2. 23d ago First seen · 40 lines · 50 tokens per session scan A 66089561d6d5

Subscribe to this mod's changes

apex-host-workflow-start is a skill published in the GitHub repository jonathan-vella/apex-accelerator (50 stars, last pushed yesterday), licensed MIT. It adds 50 tokens to every session and 454 once invoked, about $0.0002 per session on Opus 5.5. 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 2026-09-23.

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