nginx

nginx is a skill for Claude Code, Codex from ashish7802/awesome-api-skills. It costs 0 tokens per session (535 once invoked), scanned A, original, MIT.

A guide to NGINX, a web server and reverse proxy that can serve files and forward requests to application servers.

In plain words
What is it for?
Use it when configuring reverse proxies, static file serving, load balancing, or troubleshooting backend connection errors.
Why use it?
It explains common ways to place NGINX in front of Node.js services, containers, or Kubernetes applications for traffic handling and SSL.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it when configuring reverse proxies, static file serving, load balancing, or troubleshooting backend connection errors.

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Install with agentmods
npx agentmods add skills/ashish7802/awesome-api-skills/nginx
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 ashish7802/awesome-api-skills --skill nginx
Clone the repo
git clone --depth 1 https://github.com/ashish7802/awesome-api-skills

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 nginx

README.md
[![agentmods](https://agentmods.dev/badge/skills/ashish7802/awesome-api-skills/nginx/github.svg)](https://agentmods.dev/skills/ashish7802/awesome-api-skills/nginx)
Your own site
<a href="https://agentmods.dev/skills/ashish7802/awesome-api-skills/nginx"><img src="https://agentmods.dev/badge/skills/ashish7802/awesome-api-skills/nginx/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 nginx

Your own site · 80×15
<a href="https://agentmods.dev/skills/ashish7802/awesome-api-skills/nginx"><img src="https://agentmods.dev/badge/skills/ashish7802/awesome-api-skills/nginx.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 0 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 535 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 MCP Rug Pull · line 18
    Docker image references without a specific tag (:latest is implicit) or digest (@sha256:...) can be silently replaced by a malicious image.
    Fix: Pin the image: image:tag or image@sha256:abc123
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 $0.00000 $0.00535
Opus 5.5 $0.00000 $0.00214
Sonnet 5.5 $0.00000 $0.00107
Haiku 4.5 $0.00000 $0.00053

Measured 1mo ago against content hash 1e0f2083fae8, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

nginx 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.

skills/nginx/SKILL.md · 60 lines

How it starts

The opening of the file, as written. The whole thing — 60 lines — stays where its author put it; the contents beside it link to each section on GitHub.

NGINX Skill

High performance load balancer, web server, and reverse proxy.

Ecosystem Graph

graph LR
  nginx["NGINX"]
  nginx -- "integrates with" --> kubernetes
  nginx -- "integrates with" --> docker

Quick Start

NGINX is primarily used in modern architectures as an Ingress Controller (in Kubernetes) or as a lightweight reverse proxy in front of Node.js/Python microservices to handle SSL termination and static file serving.

docker run -p 80:80 -v ./nginx.conf:/etc/nginx/nginx.conf nginx

Production Patterns

Node.js Reverse Proxying

Node.js is single-threaded and struggles with serving thousands of static assets simultaneously. Place NGINX in front to serve /public assets efficiently, and proxy /api traffic back to Node.js using proxy_pass.

Architecture & Scaling

Event-Driven Architecture

NGINX uses an asynchronous, event-driven architecture rather than allocating a thread per connection (like Apache). This allows it to handle tens of thousands of concurrent connections with minimal RAM usage.

Error Recovery

If NGINX returns 502 Bad Gateway, it means the backend service (e.g., your Express app) is crashed or unreachable. If it returns 504 Gateway Timeout, your backend took longer to respond than the configured proxy_read_timeout.

Security Notes

Always hide your server signature (server_tokens off;). Configure rate limiting (limit_req_zone) to protect your backend APIs from brute-force or DDoS attacks directly at the proxy layer.

Relationships

Works Well With: kubernetes, docker

References

Why use this skill

Use this when your agent works with nginx — structured patterns beat pasted docs and prevent common hallucinations.

AI pitfalls

  • Referencing CLI flags or config keys that do not exist
  • Using outdated major versions of tools
  • Skipping lockfile or version pinning in examples

Production checklist

  • Secrets in environment variables, not source code
  • Error handling and logging in place
  • Rate limits and timeouts configured

Read the full file on GitHub · 60 lines

Files

What ships with it

2 files 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. 1mo ago First seen · 60 lines · 0 tokens per session scan A 1e0f2083fae8

Subscribe to this mod's changes

nginx is a skill published in the GitHub repository ashish7802/awesome-api-skills (13 stars, last pushed 2d ago), licensed MIT. It costs nothing until one of its globs matches a file; then it loads 535 tokens. 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 2026-08-30.

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