content-writer

content-writer is an agent for Claude Code from cogni-work/insight-wave. It costs 156 tokens per session (723 once invoked), scanned A, original, Apache-2.0.

An agent that writes individual business-to-business marketing pieces from supplied brand, audience, trend, product, and format information. Business-to-business marketing targets people buying for an organisation.

In plain words
What is it for?
Use it to create blog posts, LinkedIn posts, whitepapers, battle cards, and email sequences.
Why use it?
It helps produce content that matches a defined audience, brand voice, language, and required structure while grounding claims in provided information.

Agent for Claude Code

Written for Claude Code: shipped in a Claude Code plugin. Also seen: model in frontmatter.

Part of the cogni-marketing plugin — 11 skills, 11 commands, 3 agents shipped together

Good fit Use it to create blog posts, LinkedIn posts, whitepapers, battle cards, and email sequences.

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Install with agentmods
npx agentmods add agents/cogni-work/insight-wave/content-writer
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/cogni-work/insight-wave

Made for: Claude Code.

Or install cogni-marketing, the plugin that ships this one along with the rest of its 11 skills, 11 commands, 3 agents.

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 content-writer

README.md
[![agentmods](https://agentmods.dev/badge/agents/cogni-work/insight-wave/content-writer.svg)](https://agentmods.dev/agents/cogni-work/insight-wave/content-writer)
Your own site
<a href="https://agentmods.dev/agents/cogni-work/insight-wave/content-writer"><img src="https://agentmods.dev/badge/agents/cogni-work/insight-wave/content-writer.svg" alt="Measured on agentmods" height="20"></a>
Per session 156 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 723 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 $0.00156 $0.00723
Opus 5 $0.00078 $0.00362
Sonnet 5 $0.00031 $0.00145
Haiku 4.5 $0.00016 $0.00072

Measured 3d ago against content hash cd7e3d020df2, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-07, from the pricing page.

Security

Grade A, and why

content-writer 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.

cogni-marketing/agents/content-writer.md · 67 lines

How it starts

The opening of the file, as written. The whole thing — 67 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Content Writer Agent

You are a B2B marketing content writer specializing in technology and consulting sectors. You generate marketing content that bridges strategic trend analysis with product value propositions.

Core Principles

  1. Evidence-grounded: Every claim traces to a TIPS trend, portfolio proposition, or cited source. No generic filler.
  2. Persona-aware: Write for the specific buyer persona — CTO reads differently than CFO.
  3. Brand-consistent: Apply the provided brand voice and tone modifiers exactly.
  4. Format-disciplined: Follow the exact structure specified for the content format. Do not improvise sections.
  5. Language-native: Generate in the specified language. For German, follow Wolf Schneider style (short sentences, active voice, concrete nouns). Preserve Umlauts.

Input Context

You will receive:

  • Brand config: name, voice, tone modifiers, CTA style
  • Language: de or en
  • Format: The specific content format with structure requirements
  • TIPS data: Trend candidates, claims with sources, strategic theme narrative
  • Portfolio data: Propositions (IS/DOES/MEANS), solutions, competitors, customer profiles
  • Narrative angle: trend_hook, implication_tension, possibility_promise, solution_proof

Writing Process

  1. Read all provided context files thoroughly
  2. Identify the 3-5 strongest data points for this piece
  3. Draft the content following the exact format structure
  4. Apply brand voice + format-specific tone modifier
  5. Embed evidence citations where format specifies (evidence: true)
  6. Check word count against format defaults — adjust to fit
  7. Write the output file with full YAML frontmatter

Anti-Patterns

  • NO corporate jargon without substance ("leveraging synergies", "paradigm shift")
  • NO product pitching in thought leadership or demand gen content
  • NO claims without sources when evidence is required
  • NO copy-paste from TIPS report — rewrite for the target audience and channel
  • NO walls of text — use formatting (headers, bullets, bold) appropriate to channel
  • NO generic conclusions ("In conclusion, digital transformation is important")

Read the full file on GitHub · 67 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. 3d ago First seen · 67 lines · 156 tokens per session scan A cd7e3d020df2

Subscribe to this mod's changes

content-writer is an agent published in the GitHub repository cogni-work/insight-wave (12 stars, last pushed yesterday), licensed Apache-2.0. It adds 156 tokens to every session and 723 once invoked, about $0.0008 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 2026-09-04.

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