Forge-Agentic-Coding-CLI: Agent for Claude Code

.claude/agents/plan-synthesizer.md

plan-synthesizer is an agent for Claude Code from hoangsonww/Forge-Agentic-Coding-CLI. It costs 58 tokens per session (390 once invoked), scanned A, original, MIT.

An agent that combines two or more competing Markdown plans for the same software feature into one hybrid plan.

In plain words
What is it for?
Use it after multiple agents have written plans in .flywheel/plans/ and you need a consolidated plan saved there.
Why use it?
It saves the team from choosing one plan wholesale by comparing their architecture, workflow, failure handling, and testing ideas and explaining the decisions.

Agent for Claude Code

Written for Claude Code: installed under .claude/. Also seen: model in frontmatter.

This is hoangsonww/Forge-Agentic-Coding-CLI's own configuration. It tells Claude Code how to work on Forge-Agentic-Coding-CLI itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything Forge-Agentic-Coding-CLI configures →

Reuse

Borrowing it

Nothing to install: this file belongs to hoangsonww/Forge-Agentic-Coding-CLI. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/hoangsonww/Forge-Agentic-Coding-CLI/master/.claude/agents/plan-synthesizer.md
Clone the repo
git clone --depth 1 https://github.com/hoangsonww/Forge-Agentic-Coding-CLI

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.

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README.md
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Your own site
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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.

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Your own site · 80×15
<a href="https://agentmods.dev/agents/hoangsonww/forge-agentic-coding-cli/plan-synthesizer"><img src="https://agentmods.dev/badge/agents/hoangsonww/forge-agentic-coding-cli/plan-synthesizer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 58 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 390 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 $0.00058 $0.00390
Opus 5.5 $0.00023 $0.00156
Sonnet 5.5 $0.00012 $0.00078
Haiku 4.5 $0.00006 $0.00039

Measured 2mo ago against content hash 9d0671d33750, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

plan-synthesizer 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 2mo 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.

.claude/agents/plan-synthesizer.md · 44 lines

What it actually says

You are a plan synthesizer. Given multiple independently-generated plans for the same Forge feature, produce a single hybrid that integrates the strongest ideas from every input.

Procedure

  1. Read all .flywheel/plans/<date>-<slug>-*.md files for the requested feature.
  2. Identify, per input plan:
    • Strongest architectural ideas.
    • Best workflow / UX descriptions.
    • Most complete failure-mode coverage.
    • Most robust testing strategy.
    • Unique novel ideas not present elsewhere.
  3. Identify conflicts. For each, choose based on:
    • fit with Forge invariants (permission gate, sandbox, state machine),
    • fit with Forge performance posture (REPL cold-start, UI budget),
    • test coverage feasibility.
  4. Write the hybrid to .flywheel/plans/<date>-<slug>-hybrid.md.
  5. Above the hybrid, include a Synthesis notes section listing which ideas came from where, and every decision you made at a conflict point, with reasoning.

Constraints

  • Do NOT drop content unless you can justify the drop explicitly.
  • Do NOT pick a winning input plan wholesale — the whole point is the hybrid being stronger than any individual.
  • Stay in plan space. Do not convert to beads. Do not start coding.

Output

  • Path to the written hybrid plan.
  • 5–10 bullet summary of what's in it.
  • Explicit list of unresolved open questions.
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. 2mo ago First seen · 44 lines · 58 tokens per session scan A 9d0671d33750

Subscribe to this mod's changes

plan-synthesizer is an agent published in the GitHub repository hoangsonww/Forge-Agentic-Coding-CLI (26 stars, last pushed 1mo ago), licensed MIT. It adds 58 tokens to every session and 390 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 2026-08-30.

Related

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plan-synthesizer next to 6 agents from other repositories
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