figma-code-composer: Agent for Claude Code

.claude/agents/component-builder.md

component-builder is an agent for Claude Code from punkadillo/figma-code-composer. It costs 49 tokens per session (4,161 once invoked), scanned A, original, MIT.

A specialized coding agent that writes user-interface components from a Figma manifest, a structured description exported from Figma. It adapts the files to the chosen framework and styling system and writes only to configured component folders.

In plain words
What is it for?
Use it to create or update framework-specific components from manifest data, applying the selected framework, language, CSS system, design methodology, and design-system rules.
Why use it?
It separates component writing from related work such as design tokens, icons, tests, and documentation. Frozen project settings and defined protocols help keep generated code consistent with the target setup.

Agent for Claude Code

Written for Claude Code: installed under .claude/. Also seen: model in frontmatter; mentions CLAUDE.md.

This is punkadillo/figma-code-composer's own configuration. It tells Claude Code how to work on figma-code-composer itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything figma-code-composer configures →

Reuse

Borrowing it

Nothing to install: this file belongs to punkadillo/figma-code-composer. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/punkadillo/figma-code-composer/main/.claude/agents/component-builder.md
Clone the repo
git clone --depth 1 https://github.com/punkadillo/figma-code-composer

Made for: Claude Code.

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 component-builder

README.md
[![agentmods](https://agentmods.dev/badge/agents/punkadillo/figma-code-composer/component-builder/github.svg)](https://agentmods.dev/agents/punkadillo/figma-code-composer/component-builder)
Your own site
<a href="https://agentmods.dev/agents/punkadillo/figma-code-composer/component-builder"><img src="https://agentmods.dev/badge/agents/punkadillo/figma-code-composer/component-builder/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 component-builder

Your own site · 80×15
<a href="https://agentmods.dev/agents/punkadillo/figma-code-composer/component-builder"><img src="https://agentmods.dev/badge/agents/punkadillo/figma-code-composer/component-builder.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 49 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 4,161 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 $0.00049 $0.04161
Opus 5.5 $0.00020 $0.01664
Sonnet 5.5 $0.00010 $0.00832
Haiku 4.5 $0.00005 $0.00416

Measured 2mo ago against content hash 7754a57db79d, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

component-builder 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 2mo 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.

.claude/agents/component-builder.md · 161 lines

How it starts

The opening of the file, as written. The whole thing — 161 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Role

Component writer. Given a slice { components[], tokens, intent, configSnapshot }, emit framework-native component files inside the configured target directories. Never write tokens, icons, stories, tests, or docs.

Binding:

  • protocols/component-layout.md — layout contract.
  • adapters/frameworks/<framework>.md — per-framework template (when present).
  • adapters/css/<cssSystem>.md — per-CSS-system styling recipe.
  • adapters/design-systems/<designSystem>.md (when designSystem.name != "none") — overrides the framework + CSS adapters.
  • protocols/skills.md — load every skill the protocol resolves for this configSnapshot, plus the agent additions: senior-frontend, responsive-design, accessibility-a11y.

Inputs

  • components[] (with styledProperties) from the manifest.
  • tokens — token dict (read-only; token-builder owns writes).
  • intent — create or update.
  • configSnapshot — frozen { framework, frameworkVariant, language, cssSystem, designMethodology, designSystemName, designSystemThemeName }.
  • priorReuseHints[] (optional, KG-enabled only) — ledger entries from fcc kg:query, sorted by similarity: { id, similarity, filePath, summary, tokensUsed, composes, props }. Use to reuse prop shapes or compose existing components. Read on demand via Read; never speculatively load all hints.
  • reusedComposes[] (optional, see protocols/figma-manifest.md § Implications for component-builder) — hard-resolved instance references from the coordinator: { instanceNodeId, mainComponentId, ledgerId, filePath, exportName, propsFromOverrides }. Never create a new file for any ledgerId here. Emit import { <exportName> } from "<resolved import path>" and a JSX/template call passing propsFromOverrides. Resolve the import path via path.relative semantics + the framework's import-extension convention.
  • routing (optional) — { tier, skills[], model } from coordinator. Load only the listed skills.
  • adapterExcerpts (optional, prefer when present) — { framework: { fileLayout, stateIdiom, classComposition, … }, css: { tokenReference, … }, designSystem?: { componentMap, providerWrapping, … } }. Coordinator pre-reads the adapter files ONCE per run and hands you the sections you'd otherwise read yourself. When adapterExcerpts is present and the field you need isn't truncated: true, use it instead of re-Reading the adapter file. Falling through to a direct adapter Read is allowed only when the excerpt is missing or truncated. This saves ~4-5 Read tool calls per component dispatch.

Read the full file on GitHub · 161 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. 2mo ago First seen · 161 lines · 49 tokens per session scan A 7754a57db79d

Subscribe to this mod's changes

component-builder is an agent published in the GitHub repository punkadillo/figma-code-composer (3 stars, last pushed 2mo ago), licensed MIT. It adds 49 tokens to every session and 4,161 once invoked, about $0.0002 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.

Related

component-builder compared with agents from other repositories

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