render-scaling

render-scaling is a skill for Codex from cass-2003/local-workflow-skill. It costs 65 tokens per session (1,131 once invoked), scanned A, original, MIT.

A guide for changing how Render services handle traffic by adding instances, choosing machine sizes, or enabling autoscaling. Render is a cloud platform for running web apps and background jobs.

In plain words
What is it for?
Use it to set instance counts, configure CPU or memory-based autoscaling, choose between larger machines and more instances, and investigate scaling behavior.
Why use it?
It helps match service capacity to demand while controlling costs. It also explains common scaling limits and problems such as instances taking too long to shut down.

Skill for Codex

Written for Codex: agents/openai.yaml present.

Good fit Use it to set instance counts, configure CPU or memory-based autoscaling, choose between larger machines and more instances, and investigate scaling behavior.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/cass-2003/local-workflow-skill/render-scaling
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 cass-2003/local-workflow-skill --skill render-scaling
Clone the repo
git clone --depth 1 https://github.com/cass-2003/local-workflow-skill

Made for: 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 render-scaling

README.md
[![agentmods](https://agentmods.dev/badge/skills/cass-2003/local-workflow-skill/render-scaling/github.svg)](https://agentmods.dev/skills/cass-2003/local-workflow-skill/render-scaling)
Your own site
<a href="https://agentmods.dev/skills/cass-2003/local-workflow-skill/render-scaling"><img src="https://agentmods.dev/badge/skills/cass-2003/local-workflow-skill/render-scaling/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 render-scaling

Your own site · 80×15
<a href="https://agentmods.dev/skills/cass-2003/local-workflow-skill/render-scaling"><img src="https://agentmods.dev/badge/skills/cass-2003/local-workflow-skill/render-scaling.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 65 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,131 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 $0.00065 $0.01131
Opus 5 $0.00032 $0.00566
Sonnet 5 $0.00013 $0.00226
Haiku 4.5 $0.00006 $0.00113

Measured 6d ago against content hash 0d35cfde1834, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-09, from the pricing page.

Security

Grade A, and why

render-scaling 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 6d 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.

Origin

Copies of this mod

1 near-identical copy found in the catalogue:

skills/cloud-infra/codex/render-scaling/SKILL.md · 117 lines

How it starts

The opening of the file, as written. The whole thing — 117 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Render Scaling

This skill covers how to scale Web Services, Private Services, and Background Workers on Render: manual instance counts, Professional+ autoscaling, plan (instance type) choices, and platform limits. Deeper tables and tuning guidance live under references/.

When to Use

  • Setting or changing instance count (Dashboard, CLI, API, or Blueprint)
  • Configuring autoscaling (min/max, CPU and memory targets)
  • Choosing vertical (plan) vs horizontal (more instances) scaling
  • Understanding constraints (disks, static sites, cron/workflows, 100-instance cap)
  • Cost implications of multi-instance and per-second billing
  • Blueprint fields: numInstances, scaling, plan

Manual Scaling

  • Set instance count from 1 to 100 via the Dashboard, CLI, or API.
  • All instances share the same instance type (plan); you cannot mix plans on one service.
  • Changes apply immediately: Render provisions new instances and deprovisions excess capacity as needed.

Autoscaling

  • Available on Professional and higher workspaces only.
  • Configure minimum and maximum instances and targets for CPU and/or memory utilization (1–90% each).
  • At least one metric must be enabled (CPU or memory). If both CPU and memory autoscaling toggles are off, autoscaling is disabled.
  • If both manual instance settings and autoscaling are configured, autoscaling wins—manual count does not override the scaling policy in effect.

Autoscaling Formula

Render computes a candidate instance count from utilization vs target:

new_instances = ceil(current_instances * (current_utilization / target_utilization))

  • When both CPU and memory targets are set, the platform uses the larger of the two new_instances values (the more conservative scale-out).

Scaling Constraints

Constraint Behavior
Per service Maximum 100 instances
Persistent disk Cannot scale to multiple instances—single instance only
Static sites Not scalable (served by CDN)
Cron jobs & Workflows Scaling model does not apply (different execution model)

Read the full file on GitHub · 117 lines

Files

What ships with it

3 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. 6d ago First seen · 117 lines · 65 tokens per session scan A 0d35cfde1834

Subscribe to this mod's changes

render-scaling is a skill published in the GitHub repository cass-2003/local-workflow-skill (12 stars, last pushed 2mo ago), licensed MIT. It adds 65 tokens to every session and 1,131 once invoked, about $0.0003 per session on Opus 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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