agentos-modal: Skill for Claude Code

.agents/skills/improve/SKILL.md

improve is a skill for Claude Code, Codex from agno-agi/agentos-modal. It costs 78 tokens per session (1,785 once invoked), scanned A, a copy of improve, Apache-2.0.

A workflow for making an existing coding agent or agent team more reliable by simulating realistic users, finding failures, fixing their causes, and checking the results.

In plain words
What is it for?
It is for investigating failed evaluations, hardening agents, running simulations, and turning useful scenarios into repeatable evaluations.
Why use it?
It replaces guesses about agent quality with repeatable tests and evidence about how the agent behaves in difficult situations.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: installed under .agents/ (shared by several agents); mentions AGENTS.md.

This is agno-agi/agentos-modal's own configuration. It tells Claude Code and Codex how to work on agentos-modal 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 agentos-modal configures →

Reuse

Borrowing it

Nothing to install: this file belongs to agno-agi/agentos-modal. 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/agno-agi/agentos-modal/main/.agents/skills/improve/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/agno-agi/agentos-modal

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 improve

README.md
[![agentmods](https://agentmods.dev/badge/skills/agno-agi/agentos-modal/improve/github.svg)](https://agentmods.dev/skills/agno-agi/agentos-modal/improve)
Your own site
<a href="https://agentmods.dev/skills/agno-agi/agentos-modal/improve"><img src="https://agentmods.dev/badge/skills/agno-agi/agentos-modal/improve/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 improve

Your own site · 80×15
<a href="https://agentmods.dev/skills/agno-agi/agentos-modal/improve"><img src="https://agentmods.dev/badge/skills/agno-agi/agentos-modal/improve.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 78 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,785 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 98% copy Near-identical to another mod 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 $0.00078 $0.01785
Opus 5.5 $0.00031 $0.00714
Sonnet 5.5 $0.00016 $0.00357
Haiku 4.5 $0.00008 $0.00178

Measured today against content hash c98ffb2a6dea, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

improve 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 today.

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.

Origin

This is a copy

98% identical to improve — 2 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

.agents/skills/improve/SKILL.md · 140 lines

How it starts

The opening of the file, as written. The whole thing — 140 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Improve

Make the agent more reliable at its intended job. For an improvement or hardening request, carry the work through finding weaknesses, diagnosing their causes, making focused fixes and verifying the result. Simulations uncover failure modes; evals provide repeatable evidence and can preserve useful regressions. Prioritize failures by their impact on the user's task.

Adapt this workflow to the request:

  • Harden the agent: simulate realistic use, diagnose weaknesses, fix them and verify the fixes against the original failures, fresh variants and relevant regressions.
  • Investigate a failure: reproduce an observed failure or failing eval and address its cause within the requested scope.
  • Run simulations only: exercise behavior and report findings without requiring edits.
  • Save evals: turn selected simulations into repeatable coverage using create-evals.

Infer the intended outcome from the request; clarify only when it materially changes the work. A general hardening request includes targeted fixes, so do not stop at an analysis report when those fixes are in scope and feasible. Retaining evals is optional unless requested; recommend meaningful regression cases rather than saving every probe. Judge success by more reliable behavior across scenarios, not just a higher eval score.

Establish the target and execution context

Read AGENTS.md, inspect git status, and locate the target's declaration or published Studio configuration. Capture its promised behavior, tools, model, existing coverage and installed Agno version. Preserve explicit model choices.

Simulations supply user requests; the agent, tools and database are real unless explicitly substituted. Runs and judge calls cost money, and sessions/results persist. State a small initial batch and honor the user's budget. Use owned fixtures for mutations; unique fixture users do not isolate global tools or external services. Externally mutating scenarios need authorized, contained effects. Preserve historical sessions, notes, schedules and Company work.

Read the full file on GitHub · 140 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. today Changed c98ffb2a6dea
  2. 3d ago First seen · 140 lines · 78 tokens per session scan A 5fce2939be59

Subscribe to this mod's changes

improve is a skill published in the GitHub repository agno-agi/agentos-modal (3 stars, last pushed today), licensed Apache-2.0. It adds 78 tokens to every session and 1,785 once invoked, about $0.0003 per session on Opus 5.5. A static security scan graded it A with 0 findings. It is 98% identical to improve, differing in 2 lines, and is treated as a copy.

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