aif

aif is a skill for Claude Code, Codex from CoderBhoid/ai-format. It costs 83 tokens per session (1,057 once invoked), scanned A, original, MIT.

A set of instructions for saving and restoring an agent's working context in .ai files, including conversation history and memory state.

In plain words
What is it for?
Use it to save context after major coding or debugging milestones, before high-risk operations, and when ending a session.
Why use it?
It helps preserve work between runs and provides checkpoints before risky commands or when handing work to another agent.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: positional $N argument.

Good fit Use it to save context after major coding or debugging milestones, before high-risk operations, and when ending a session.

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Install with agentmods
npx agentmods add skills/coderbhoid/ai-format/agentic-skill
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 CoderBhoid/ai-format --skill agentic-skill
Clone the repo
git clone --depth 1 https://github.com/CoderBhoid/ai-format

Made for: Claude Code, Codex.

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 aif

README.md
[![agentmods](https://agentmods.dev/badge/skills/coderbhoid/ai-format/agentic-skill/github.svg)](https://agentmods.dev/skills/coderbhoid/ai-format/agentic-skill)
Your own site
<a href="https://agentmods.dev/skills/coderbhoid/ai-format/agentic-skill"><img src="https://agentmods.dev/badge/skills/coderbhoid/ai-format/agentic-skill/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 aif

Your own site · 80×15
<a href="https://agentmods.dev/skills/coderbhoid/ai-format/agentic-skill"><img src="https://agentmods.dev/badge/skills/coderbhoid/ai-format/agentic-skill.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 83 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,057 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 $0.00083 $0.01057
Opus 5.5 $0.00033 $0.00423
Sonnet 5.5 $0.00017 $0.00211
Haiku 4.5 $0.00008 $0.00106

Measured yesterday against content hash 4e9d29438587, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

aif 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 yesterday.

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.

agentic-skill/SKILL.md · 102 lines

How it starts

The opening of the file, as written. The whole thing — 102 lines — stays where its author put it; the contents beside it link to each section on GitHub.

AIF V4: Deterministic Version Control & State Checkpoints for LLMs & Agents

Operational guide for deterministic, model-agnostic, local-first version control and state checkpoints using the compiled aif Rust engine (AIF\x04).


When to Use

  • Session Start: Always run on turn 1 to recall high-importance architectural context and active task states.
  • Before Complex or Risky Tasks: Write scratch state to protect in-flight progress against unexpected cancellation or user interrupts (Ctrl+C).
  • End of Every Turn: Persist cognitive decisions, API changes, bug fixes, and milestones into orbital rings.
  • Cross-Project Inquiries: Query connected repositories through the synaptic bridge (bridge_nexus.ai).
  • Memory Maintenance: Apply temporal decay and reweight obsolete or elevated memories.

When NOT to Use

  • Casual conversational banter or one-word clarifying questions with no state change.
  • Environments where aif binary is unavailable and cannot be built.
  • Scratch or temporary sandboxes where persistence across sessions is explicitly not desired.

Orbital Gravity Rings

Memories are partitioned into three concentric rings based on cognitive score ($S_{attn}$):

  1. Red Core (INT16_CORE / FP16_RAW, $S_{attn} \ge 0.70$):
    • High-importance architectural decisions, schemas, and interrupted checkpoints ([PAUSED_MID_TASK]).
    • Preloaded on boot recall and synchronized to bridge_nexus.ai.
  2. Black Middle Ring (INT8_RING, $0.30 \le S_{attn} < 0.70$):
    • Standard turn summaries and implementation notes.
    • Stop words pruned to conserve tokens while preserving semantic intent.
  3. Blue Outer Crust (INT2_CRUST, $S_{attn} < 0.30$):
    • Ultra-compact gist summaries and decayed memories.

Execution Workflow

+--------------------------------------------------------------------------------+
| 1. Boot Recall      -->  aif recall --core-and-bridge                          |
| 2. In-Flight Work   -->  aif scratch "<active goal and variables>"             |
| 3. Turn Commit      -->  aif note --importance <0.0-1.0> --summary "<action>"  |
| 4. Cross-Project    -->  aif bridge --query "<topic>"                          |
| 5. Maintenance      -->  aif optimize --delta 0.05                             |
+--------------------------------------------------------------------------------+

Read the full file on GitHub · 102 lines

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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. yesterday Changed · +13 tokens per session 4e9d29438587
  2. 9d ago Changed · +16 lines · +27 tokens per session 1767eaa2aa91
  3. 12d ago Changed · -16 lines · +7 tokens per session 3d73ef610959
  4. 1mo ago First seen · 102 lines · 36 tokens per session scan A ff223b02436b

Subscribe to this mod's changes

aif is a skill published in the GitHub repository CoderBhoid/ai-format (12 stars, last pushed 2d ago), licensed MIT. It adds 83 tokens to every session and 1,057 once invoked, about $0.0003 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 2026-08-31.

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