Function Claude

Name: Function Claude
Availability: InStock
Author: upbound

Supports UI

by upbound

Natural language resource composition for Crossplane using Anthropic Claude models.

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Works in:claude

Exposes:ToolsPrompts

View on GitHub Docs

What it does

Function Claude is an intelligent function for Crossplane that uses Claude AI to compose Kubernetes Resource Model (KRM) resources. It transforms natural language prompts into valid YAML manifests for infrastructure orchestration.

Tools

submit_yaml_stream: Sends a stream of generated YAML manifests back to the Crossplane pipeline for application.

Installation

Since this is a Crossplane function, it is deployed as a container within the Crossplane cluster. Configuration is typically handled via the Composition resource in Kubernetes:

functionRef:
  name: function-claude
input:
  apiVersion: claude.fn.upbound.io/v1alpha1
  kind: Prompt

Supported hosts

Claude

Quick install

kubectl apply -f https://github.com/upbound/function-claude/releases/latest/download/install.yaml

Information

Pricing: free
Published: 4/27/2026
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