ai-context-primer

ai-context-primer is a skill for Claude Code from mohitagw15856/pm-claude-skills. It costs 149 tokens per session (1,094 once invoked), scanned A, original, MIT.

A skill for preparing the background, limits, examples, and output format an AI needs before doing a task.

In plain words
What is it for?
Use it to create a reusable briefing for an AI request and identify what information should be included or left out.
Why use it?
It addresses generic or poorly tailored AI answers caused by missing context, while helping remove irrelevant detail.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the pm-ai-native plugin — 13 skills shipped together

Good fit Use it to create a reusable briefing for an AI request and identify what information should be included or left out.

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Install with agentmods
npx agentmods add skills/mohitagw15856/pm-claude-skills/ai-context-primer
About the project

PM Skills is a collection of plain-Markdown instructions that teach AI assistants structured methods for handling professional, personal, and life-admin tasks. People use it with Claude, ChatGPT, Gemini, Cursor, Codex, and other supported agents for work such as writing product requirements, reviewing documents, or planning difficult situations.

mohitagw15856/pm-claude-skills · 1,449 stars · on GitHub · mohitagw15856.github.io

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 mohitagw15856/pm-claude-skills --skill ai-context-primer
Clone the repo
git clone --depth 1 https://github.com/mohitagw15856/pm-claude-skills

Made for: Claude Code.

Or install pm-ai-native, the plugin that ships this one along with the rest of its 13 skills.

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 ai-context-primer

README.md
[![agentmods](https://agentmods.dev/badge/skills/mohitagw15856/pm-claude-skills/ai-context-primer/github.svg)](https://agentmods.dev/skills/mohitagw15856/pm-claude-skills/ai-context-primer)
Your own site
<a href="https://agentmods.dev/skills/mohitagw15856/pm-claude-skills/ai-context-primer"><img src="https://agentmods.dev/badge/skills/mohitagw15856/pm-claude-skills/ai-context-primer/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 ai-context-primer

Your own site · 80×15
<a href="https://agentmods.dev/skills/mohitagw15856/pm-claude-skills/ai-context-primer"><img src="https://agentmods.dev/badge/skills/mohitagw15856/pm-claude-skills/ai-context-primer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 149 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,094 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 $0.00149 $0.01094
Opus 5.5 $0.00060 $0.00438
Sonnet 5.5 $0.00030 $0.00219
Haiku 4.5 $0.00015 $0.00109

Measured 2d ago against content hash b8fcb325a2ae, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

ai-context-primer 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 2d 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.

plugins/pm-ai-native/skills/ai-context-primer/SKILL.md · 72 lines

How it starts

The opening of the file, as written. The whole thing — 72 lines — stays where its author put it; the contents beside it link to each section on GitHub.

AI-Context Primer

Generic AI answers are almost always a context problem, not a model problem — you asked for something the AI had no way to tailor, so it gave you the average of everything. The fix is priming: giving it the background, constraints, examples, and format it can't guess before you make the request. This builds that primer for your task, so the first result is close, not a starting point you spend five rounds correcting.

What This Skill Produces

  • The context this task actually needs — the who (audience, you), the what (goal, background), the constraints (must/must-not), the examples (what good looks like), and the format (structure, length, tone)
  • A reusable primer block — a clean paste-ahead of your request that briefs the AI properly, not a one-off
  • The gap it fills — what the AI was missing that made earlier answers generic, made explicit
  • What to leave out — the noise that dilutes rather than helps, so the primer stays sharp
  • Starved vs briefed, shown — a quick before/after so you feel the difference context makes
  • A primer habit — how to make briefing-before-asking your default for tasks that matter

Required Inputs

Ask for these if not provided:

  • The task — what you want the AI to do
  • The background it can't guess — your situation, audience, goal, prior context
  • What good looks like — an example, a reference, or the standard you're holding it to
  • Constraints — must-haves, must-avoids, length, tone, format
  • What went generic before — if you've tried, what was off (points at the missing context)

Framework: Brief It Like It Knows Nothing About You

  1. Name what the AI can't know. It has no access to your situation, audience, standards, or prior work — list what it'd need to tailor the answer, because that's exactly what's missing.
  2. Assemble the five pieces. Who (audience + you), what (goal + background), constraints (must/must-not), examples (what good looks like), format (structure/length/tone) — the reliable spine of good context.
  3. Show, don't just tell. An example of the output you want, or a reference you like, teaches the AI more than a paragraph of description — include one where the task is fuzzy.
  4. Cut the noise. More context isn't better — irrelevant detail dilutes the signal. Keep what changes the output, drop what doesn't.
  5. Make it reusable. Package it as a primer block you can paste ahead of similar requests, not something you rebuild each time.

Read the full file on GitHub · 72 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. 2d ago First seen · 72 lines · 149 tokens per session scan A b8fcb325a2ae

Subscribe to this mod's changes

ai-context-primer is a skill published in the GitHub repository mohitagw15856/pm-claude-skills (1,449 stars, last pushed today), licensed MIT. It adds 149 tokens to every session and 1,094 once invoked, about $0.0006 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 2026-10-12.

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