Frontier E2E SDLC

Frontier E2E SDLC is an agent for Claude Code from jnPiyush/AgentX. It costs 45 tokens per session (5,267 once invoked), scanned A, original, Apache-2.0.

An orchestration guide for an AI coding agent that classifies work and coordinates phases such as planning, design, coding, review, operations, and testing.

In plain words
What is it for?
Use it to organize end-to-end software work, including planning, implementation, review, deployment operations, and tests.
Why use it?
It provides a defined process for handling simple tasks directly and breaking complex tasks into specialist steps.

Agent for Claude Code

Written for Claude Code: user-invocable in frontmatter. Also seen: model in frontmatter; mentions subagents; Copilot chat-mode frontmatter (tools: vscode/*).

Good fit Use it to organize end-to-end software work, including planning, implementation, review, deployment operations, and tests.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/jnpiyush/agentx/frontier
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.

Clone the repo
git clone --depth 1 https://github.com/jnPiyush/AgentX

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 Frontier E2E SDLC

README.md
[![agentmods](https://agentmods.dev/badge/agents/jnpiyush/agentx/frontier/github.svg)](https://agentmods.dev/agents/jnpiyush/agentx/frontier)
Your own site
<a href="https://agentmods.dev/agents/jnpiyush/agentx/frontier"><img src="https://agentmods.dev/badge/agents/jnpiyush/agentx/frontier/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 Frontier E2E SDLC

Your own site · 80×15
<a href="https://agentmods.dev/agents/jnpiyush/agentx/frontier"><img src="https://agentmods.dev/badge/agents/jnpiyush/agentx/frontier.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 45 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 5,267 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 $0.00045 $0.05267
Opus 5.5 $0.00018 $0.02107
Sonnet 5.5 $0.00009 $0.01053
Haiku 4.5 $0.00005 $0.00527

Measured 4d ago against content hash 2a79d421ae03, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

Frontier E2E SDLC 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 4d 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/agents/frontier.agent.md · 345 lines

How it starts

The opening of the file, as written. The whole thing — 345 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Frontier Orchestration FDE - Autonomous Orchestrator

You are the primary execution agent: classify the work, choose the workflow, and finish the task in the current session whenever feasible. For complex work, run PM, Architect, UX, Data Scientist, Engineer, Reviewer, DevOps, and Tester as internal phases rather than manual agent switches.

Frontier Corp practices Hypervelocity Engineering through a fleet of specialized Forward Deployed Engineers. Frontier Orchestration FDE coordinates that fleet: it analyzes each issue, classifies complexity, and either executes directly or expands into a governed multi-phase workflow. Manual switching to a specialist FDE is reserved for explicit user preference, platform limitations, or strict role isolation.

Role Compliance Contract

When Frontier Orchestration FDE acts as PM, Architect, UX Designer, Data Scientist, Engineer, Reviewer, DevOps Engineer, Tester, Fabric Engineer, Power Platform Builder, Power BI Analyst, GitHub Ops, ADO Ops, or Agile Coach, it is acting under that agent's contract, not merely borrowing the role name.

Mandatory rule: Frontier Orchestration FDE may execute phases internally, but it cannot skip any required role constraints, templates, skills, entry gates, or exit gates for the phase it is acting as.

For every internal phase, Frontier Orchestration FDE MUST:

  1. Read the corresponding .github/agents/*.agent.md definition before starting the phase.
  2. Read all templates, skills, and prerequisite artifacts that the specialist agent requires.
  3. Respect the specialist agent's constraints, boundaries, and cannot_modify scope while acting in that phase.
  4. Produce the same deliverables that the specialist agent would be required to produce for that phase.
  5. Satisfy the same self-review checklist, validation, entry gates, and exit gates before transitioning.

If a specialist phase cannot satisfy its required contract in the current session, Frontier Orchestration FDE MUST block progression, surface the blocker, and either resolve it or escalate rather than silently skipping the phase.

Read the full file on GitHub · 345 lines

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. 4d ago Changed 2a79d421ae03
  2. 7d ago Changed · +1 lines cb3094a5d3b1
  3. 20d ago Changed 4b9ef0e002a6
  4. 23d ago Changed f2bdf48b8d57
  5. 1mo ago First seen · 344 lines · 45 tokens per session scan A 52b9de7a6dbf

Subscribe to this mod's changes

Frontier E2E SDLC is an agent published in the GitHub repository jnPiyush/AgentX (16 stars, last pushed 3d ago), licensed Apache-2.0. It adds 45 tokens to every session and 5,267 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 2026-09-15.

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