ring:using-tracing

ring:using-tracing is a skill for Cursor from LerianStudio/ring. It costs 94 tokens per session (4,868 once invoked), scanned A, original, Apache-2.0.

A guide to adding tracing to Go services with OpenTelemetry, a standard way to follow a request as it moves through software.

In plain words
What is it for?
Use it to set up tracing, pass request context through HTTP, gRPC, or queues, record errors on spans, and remove private data from traces.
Why use it?
It replaces scattered tracing setup, manually copied request context, and unprotected sensitive data in trace records.

Skill for Cursor

Written for Cursor: shipped in a Cursor plugin. Also seen: mentions Claude Code.

Part of the ring-dev-team plugin — 35 skills, 24 agents shipped together

Good fit Use it to set up tracing, pass request context through HTTP, gRPC, or queues, record errors on spans, and remove private data from traces.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/lerianstudio/ring/using-tracing
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 LerianStudio/ring --skill using-tracing
Clone the repo
git clone --depth 1 https://github.com/LerianStudio/ring

Made for: Cursor.

Or install ring-dev-team, the plugin that ships this one along with the rest of its 35 skills, 24 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 ring:using-tracing

README.md
[![agentmods](https://agentmods.dev/badge/skills/lerianstudio/ring/using-tracing/github.svg)](https://agentmods.dev/skills/lerianstudio/ring/using-tracing)
Your own site
<a href="https://agentmods.dev/skills/lerianstudio/ring/using-tracing"><img src="https://agentmods.dev/badge/skills/lerianstudio/ring/using-tracing/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 ring:using-tracing

Your own site · 80×15
<a href="https://agentmods.dev/skills/lerianstudio/ring/using-tracing"><img src="https://agentmods.dev/badge/skills/lerianstudio/ring/using-tracing.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 94 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 4,868 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. Third-party audits
  • NVIDIA SkillSpector warn 7 Sept 2026
SkillSpector: 1 finding, up to medium

These are SkillSpector’s own severities. On a checked sample its high-severity flags on skills were ~96% false positives — a documented command, a public API, a “never do X” rule — so we show them as a caution to read, not a verdict. Why →

  • medium Data Exfiltration · line 63
    Data is being sent to an external URL. This could be legitimate telemetry or data exfiltration. Manual review is recommended.
    Fix: Verify the destination URL is trusted and necessary. Remove or replace with documented APIs. Ensure no secrets, tokens, or PII are transmitted.
How audits are shown
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 $0.00094 $0.04868
Opus 5.5 $0.00038 $0.01947
Sonnet 5.5 $0.00019 $0.00974
Haiku 4.5 $0.00009 $0.00487

Measured 1mo ago against content hash b09a7de17105, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

ring:using-tracing 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 1mo 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.

dev-team/skills/using-tracing/SKILL.md · 437 lines

How it starts

The opening of the file, as written. The whole thing — 437 lines — stays where its author put it; the contents beside it link to each section on GitHub.

ring:using-tracing

When to use

Sweep mode:

  • "Sweep / audit tracing setup"
  • "Find raw OpenTelemetry usage we should replace"
  • "Are our HTTP/gRPC boundaries propagating trace context?"
  • "Is there DIY field redaction in spans?"
  • "Migrate this service to lib-observability/tracing"

Reference mode:

  • "How do I bootstrap Telemetry for a new service?"
  • "Which Inject/Extract helper do I use for X transport?"
  • "How does the Redactor pipeline work?"
  • "How do I record a business-error event on a span?"
  • "What does RedactingAttrBagSpanProcessor do?"

Skip when

  • Working on non-Go services
  • Working on frontend code
  • Target codebase does not depend on github.com/LerianStudio/lib-observability

Parent: ring:using-lib-observability Similar: ring:using-runtime, ring:using-assert, ring:using-lib-commons

The tracing subpackage owns OTEL provider lifecycle, trace context propagation, span helpers, and the attribute-redaction pipeline (RedactingAttrBagSpanProcessor is wired automatically inside NewTelemetry). Use this skill when tracing is the primary concern. For broader lib-observability sweeps (logging, metrics, panic recovery), invoke ring:using-lib-observability.

Mode Selection

Request Shape Mode
"Sweep / audit tracing / find raw OTEL / find untraced boundaries" Sweep
"How do I bootstrap Telemetry?" Reference
"Inject/Extract helper for HTTP/gRPC/queue?" Reference
"How does Redactor / span processor work?" Reference

SWEEP MODE

5-phase sweep. Each phase has a hard gate — do not proceed until the current phase produces its artifact.

Phase 1: Version Reconnaissance   → tracing-version-report.json
Phase 2: CHANGELOG Delta Analysis → tracing-delta-report.json
Phase 3: Multi-Angle DIY Sweep    → 6 × tracing-sweep-{N}-{angle}.json
Phase 4: Consolidated Report      → tracing-sweep-report.md + tracing-sweep-tasks.json
Phase 5: Handoff                  → offer ring:running-dev-cycle dispatch

Read the full file on GitHub · 437 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. 1mo ago First seen · 437 lines · 94 tokens per session scan A b09a7de17105

Subscribe to this mod's changes

ring:using-tracing is a skill published in the GitHub repository LerianStudio/ring (218 stars, last pushed 4d ago), licensed Apache-2.0. It adds 94 tokens to every session and 4,868 once invoked, about $0.0004 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 2026-09-03.

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