vertex-ai

vertex-ai is a skill for Claude Code from jpantsjoha/googlecloud-plugin. It costs 136 tokens per session (876 once invoked), scanned A, original, MIT.

A guide to building and running machine-learning models and generative AI applications on Vertex AI, Google's managed AI platform. It covers Gemini, other models, model training, and prediction services.

In plain words
What is it for?
Use it to call Gemini, browse available models, train models, deploy prediction endpoints, build conversational agents, and coordinate machine-learning workflows.
Why use it?
It gives developers a way to choose models, train custom ones, and make them available for applications without managing all the underlying computing infrastructure.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the googlecloud-plugin plugin — 17 skills, 2 MCP servers shipped together

Good fit Use it to call Gemini, browse available models, train models, deploy prediction endpoints, build conversational agents, and coordinate machine-learning workflows.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/jpantsjoha/googlecloud-plugin/vertex-ai
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 jpantsjoha/googlecloud-plugin --skill vertex-ai
Clone the repo
git clone --depth 1 https://github.com/jpantsjoha/googlecloud-plugin

Made for: Claude Code.

Or install googlecloud-plugin, the plugin that ships this one along with the rest of its 17 skills, 2 MCP servers.

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 vertex-ai

README.md
[![agentmods](https://agentmods.dev/badge/skills/jpantsjoha/googlecloud-plugin/vertex-ai/github.svg)](https://agentmods.dev/skills/jpantsjoha/googlecloud-plugin/vertex-ai)
Your own site
<a href="https://agentmods.dev/skills/jpantsjoha/googlecloud-plugin/vertex-ai"><img src="https://agentmods.dev/badge/skills/jpantsjoha/googlecloud-plugin/vertex-ai/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 vertex-ai

Your own site · 80×15
<a href="https://agentmods.dev/skills/jpantsjoha/googlecloud-plugin/vertex-ai"><img src="https://agentmods.dev/badge/skills/jpantsjoha/googlecloud-plugin/vertex-ai.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 136 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 876 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 $0.00136 $0.00876
Opus 5.5 $0.00054 $0.00350
Sonnet 5.5 $0.00027 $0.00175
Haiku 4.5 $0.00014 $0.00088

Measured 1mo ago against content hash ded0836742ce, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

vertex-ai 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/vertex-ai/SKILL.md · 73 lines

How it starts

The opening of the file, as written. The whole thing — 73 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Vertex AI

Unified ML platform for training, deploying, and serving models — including Gemini, generative AI, and custom models.

Naming currency: the platform was renamed to the Gemini Enterprise Agent Platform (GEAP) at Next '26 (2026-04-22). The rebrand is branding-only — vertex-ai persists in gcloud groups, SDK imports, API hostnames, Terraform resources, and doc URLs, so this skill keeps them. For agentic system design (ADK, Agent Runtime, multi-agent, MCP/A2A/AP2, agent evaluation), route to agent-architect; this skill covers platform/model mechanics.

Key Products

Product Use
Gemini API on Vertex Production-grade Gemini access with data governance
Model Garden Browse and deploy 150+ models (Gemini, Llama, etc.)
Custom Training Train on managed infrastructure (GPUs/TPUs)
Vertex AI Endpoints Serve predictions from deployed models
Agent Builder Build conversational agents on Vertex
Vertex AI Pipelines Orchestrate ML workflows (Kubeflow Pipelines)

Core Patterns

Call Gemini via Vertex (Python)

import vertexai
from vertexai.generative_models import GenerativeModel

vertexai.init(project="PROJECT_ID", location="us-central1")
model = GenerativeModel("gemini-2.0-flash-001")
response = model.generate_content("Explain Cloud Run in one sentence.")
print(response.text)

Deploy an endpoint (billable — confirm first)

# Billable: endpoints charge per node-hour when deployed
gcloud ai endpoints create \
  --display-name=ENDPOINT_NAME \
  --region=REGION \
  --project=PROJECT_ID

Grant Vertex AI access (least-privilege)

gcloud projects add-iam-policy-binding PROJECT_ID \
  --member="serviceAccount:[email protected]" \
  --role="roles/aiplatform.user"

Safety Rules

  • Endpoints incur cost even when idle — undeploy when not needed
  • Use roles/aiplatform.user for inference; roles/aiplatform.admin only for platform admins
  • Cost warning: GPUs and TPUs are expensive — confirm instance type and count before training

Read the full file on GitHub · 73 lines

Files

What ships with it

1 file 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 · 73 lines · 136 tokens per session scan A ded0836742ce

Subscribe to this mod's changes

vertex-ai is a skill published in the GitHub repository jpantsjoha/googlecloud-plugin (4 stars, last pushed 2mo ago), licensed MIT. It adds 136 tokens to every session and 876 once invoked, about $0.0005 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 2026-08-31.

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