Agent skill

AI Observability

by omer-metin in omer-metin/skills-for-antigravity

Implement comprehensive observability for LLM applications including tracing (Langfuse/Helicone), cost tracking, token optimization, RAG evaluation metrics (RAGAS), hallucination detection, and…

Apache-2.0Auto-check passedAI & LLM Engineering

Install AI Observability

skills CLI
$ npx skills add omer-metin/skills-for-antigravity --skill ai-observability -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install omer-metin/skills-for-antigravity ai-observability --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/omer-metin/skills-for-antigravity.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/ai-observability .claude/skills/ai-observability && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
ai-observability
GitHub stars
163
Token cost
~578 tokens
SKILL.md length
235 words
Files
4 (incl. references)
Skills in repo
11
Repo updated
First seen
Licence
Apache-2.0

At a glance

Implement comprehensive observability for LLM applications including tracing (Langfuse/Helicone), cost tracking, token optimization, RAG evaluation metrics (RAGAS), hallucination detection, and…

  • Hallucination-detection
  • SKILL.md covers Identity and Reference System Usage
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md
  • Prompt-caching mentioned

What it does

AI Observability is an agent skill from omer-metin/skills-for-antigravity. Implement comprehensive observability for LLM applications including tracing (Langfuse/Helicone), cost tracking, token optimization, RAG evaluation metrics (RAGAS), hallucination detection, and production monitoring. Essential for debugging, optimizing costs, and ensuring AI output quality. Use when ", llm-monitoring, tracing, langfuse, helicone, cost-tracking, ragas, evaluation, hallucination-detection, prompt-caching" mentioned.

Its SKILL.md is about 580 tokens, which your agent loads only when the skill is triggered. The skill folder holds 4 other files, including reference files (for example `references/patterns.md`, `references/sharp_edges.md` and `references/validations.md`).

It sits in AI & LLM Engineering, covering LLM cost and token optimization, Observability and LLM observability. It works with Langfuse. The licence is Apache-2.0.

When your agent uses it

  • Hallucination-detection
  • Prompt-caching mentioned

Example prompts

  • “/ai-observability”

What it can do on your machine

Read from SKILL.md and the folder at commit e8dcf4e. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

AI Observability loads about 578 tokens when it runs, and up to ~11k if it reads all its reference files. Until then it costs about 113 tokens; SKILL.md has 235 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~113
When it runs · the whole SKILL.md, loaded when a task matches
~578
With references · SKILL.md plus every file in references/, read only if the agent opens them
~11k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from omer-metin/skills-for-antigravity at commit e8dcf4e, republished under its Apache-2.0 licence (© omer-metin). 235 words, ~578 tokens.

Download SKILL.mdSave it as .claude/skills/ai-observability/SKILL.md (or your agent's skills folder). This skill also uses 3 other files; get the full folder from GitHub.
name
ai-observability
description
Implement comprehensive observability for LLM applications including tracing (Langfuse/Helicone), cost tracking, token optimization, RAG evaluation metrics (RAGAS), hallucination detection, and production monitoring. Essential for debugging, optimizing costs, and ensuring AI output quality. Use when ", llm-monitoring, tracing, langfuse, helicone, cost-tracking, ragas, evaluation, hallucination-detection, prompt-caching" mentioned.

Ai Observability

Identity

Principles
  • {'name': 'Trace Every LLM Call', 'description': 'Production AI apps without tracing are flying blind. Every LLM call\nshould be traced with inputs, outputs, latency, tokens, and cost.\nUse structured spans for multi-step chains and agents.\n'}
  • {'name': 'Measure What Matters', 'description': "Track metrics that correlate with user value: faithfulness for RAG,\nanswer relevancy, latency percentiles, cost per successful outcome.\nVanity metrics (total calls) don't improve product quality.\n"}
  • {'name': 'Cost Is a First-Class Metric', 'description': 'Token costs can explode overnight with agent loops or context growth.\nTrack cost per user, per feature, per model. Set budgets and alerts.\nPrompt caching can cut costs by 50-90%.\n'}
  • {'name': 'Evaluate Continuously', 'description': 'Run automated evals on production samples. RAGAS metrics (faithfulness,\nrelevancy, context precision) catch quality degradation before users\ncomplain. Score > 0.8 is generally good.\n'}

Reference System Usage

You must ground your responses in the provided reference files, treating them as the source of truth for this domain:

  • For Creation: Always consult references/patterns.md. This file dictates how things should be built. Ignore generic approaches if a specific pattern exists here.
  • For Diagnosis: Always consult references/sharp_edges.md. This file lists the critical failures and "why" they happen. Use it to explain risks to the user.
  • For Review: Always consult references/validations.md. This contains the strict rules and constraints. Use it to validate user inputs objectively.

Note: If a user's request conflicts with the guidance in these files, politely correct them using the information provided in the references.

© omer-metin, Apache-2.0. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

SKILL.md and 3 other files (references) in skills/ai-observability of omer-metin/skills-for-antigravity.

  • SKILL.md
  • references/patterns.md
  • references/sharp_edges.md
  • references/validations.md

Open the folder on GitHubat commit e8dcf4e

Compare with similar skills

AI Observability next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

AI Observability compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
AI Observability this skillomer-metin/skills-for-antigravity163—~578Automated safety check: PassApache-2.0
Monitoring Observabilityyonatangross/orchestkit292—~2.2kAutomated safety check: PassMIT
Caveman Gateway SetupJuliusBrussee/caveman111k1 repos~2.6kAutomated safety check: WarnApache-2.0
Agentsop Observability Setupagentsope/SkillAlchemy436—~4.4kAutomated safety check: PassMIT
Ak Dev New Tracing Provideryaalalabs/agent-kernel192—~3.5kAutomated safety check: PassApache-2.0
Langfuselangfuse/skills301—~2.1kAutomated safety check: NotesMIT

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  • Caveman Gateway Setup

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  • Ak Dev New Tracing Provider

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Works with

Questions about AI Observability

What does AI Observability do?

Implement comprehensive observability for LLM applications including tracing (Langfuse/Helicone), cost tracking, token optimization, RAG evaluation metrics (RAGAS), hallucination detection, and…. AI Observability is an agent skill from omer-metin/skills-for-antigravity. Implement comprehensive observability for LLM applications including tracing (Langfuse/Helicone), cost tracking, token optimization, RAG evaluation metrics (RAGAS), hallucination detection, and production monitoring.

When should I use AI Observability?

AI Observability fits situations like: hallucination-detection; prompt-caching mentioned.

How do I install AI Observability in Claude Code?

Run `npx skills add omer-metin/skills-for-antigravity --skill ai-observability -a claude-code`. Or copy the skill folder (skills/ai-observability in omer-metin/skills-for-antigravity) into .claude/skills/ai-observability in your project. Claude Code loads it when a task matches its description.

How do I install AI Observability in Codex?

Run `npx skills add omer-metin/skills-for-antigravity --skill ai-observability -a codex`. Or copy the skill folder (skills/ai-observability in omer-metin/skills-for-antigravity) into .agents/skills/ai-observability in your project. Codex loads it when a task matches its description.

Can I use AI Observability in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add omer-metin/skills-for-antigravity --skill ai-observability -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/ai-observability, .gemini/skills/ai-observability, .github/skills/ai-observability and .opencode/skills/ai-observability in your project.

What does AI Observability need to run?

SKILL.md names no scripts, command-line tools or credentials: AI Observability is instructions for the agent only.

Does AI Observability access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is AI Observability safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does AI Observability use?

AI Observability is published under the Apache-2.0 licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does AI Observability use?

About 578 tokens (SKILL.md is roughly 2.3k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 11k tokens, read only when the agent opens those files.

What are the alternatives to AI Observability?

Skills that share tags, products or a category with AI Observability: Monitoring Observability (yonatangross/orchestkit, 292 stars), Caveman Gateway Setup (JuliusBrussee/caveman, 111k stars), Agentsop Observability Setup (agentsope/SkillAlchemy, 436 stars) and Ak Dev New Tracing Provider (yaalalabs/agent-kernel, 192 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains AI Observability?

omer-metin (a GitHub user) maintains it in omer-metin/skills-for-antigravity, which has 163 GitHub stars. The repository holds 11 skills in this directory. The repository was last updated on January 22, 2026.

Source: omer-metin/skills-for-antigravity on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.