social-post-image

social-post-image is a skill for Claude Code, Codex from Day1Labs/OpenAva. It costs 26 tokens per session (355 once invoked), scanned A, original, MIT.

A skill that turns long-form writing into a series of readable image cards for social platforms such as Xiaohongshu and X. It handles page splitting, typography, spacing, and visual themes.

In plain words
What is it for?
For converting articles, notes, or other written content into shareable multi-image posts with options for theme, size, aspect ratio, and page count.
Why use it?
It removes the manual work of dividing text into social-media-sized pages and laying them out for reading.

Skill for Claude CodeCodex

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

Good fit For converting articles, notes, or other written content into shareable multi-image posts with options for theme, size, aspect ratio, and page count.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/day1labs/openava/social-post-image
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 Day1Labs/OpenAva --skill social-post-image
Clone the repo
git clone --depth 1 https://github.com/Day1Labs/OpenAva

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 social-post-image

README.md
[![agentmods](https://agentmods.dev/badge/skills/day1labs/openava/social-post-image.svg)](https://agentmods.dev/skills/day1labs/openava/social-post-image)
Your own site
<a href="https://agentmods.dev/skills/day1labs/openava/social-post-image"><img src="https://agentmods.dev/badge/skills/day1labs/openava/social-post-image.svg" alt="Measured on agentmods" height="20"></a>
Per session 26 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 355 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 $0.00026 $0.00355
Opus 5 $0.00013 $0.00178
Sonnet 5 $0.00005 $0.00071
Haiku 4.5 $0.00003 $0.00036

Measured 8d ago against content hash 1817a5261730, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade A, and why

social-post-image 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 8d 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.

OpenAva/Runtime/Agent/Skills/social-post-image/SKILL.md · 50 lines

What it actually says

Social Post Image

Use this skill when the user wants to turn text into social-ready images (text poster/cards), not text-to-image generation from prompts.

What This Skill Does

  • Splits long text into multiple pages automatically
  • Keeps each page readable with clean typography and spacing
  • Renders card-style visuals (notes-like by default)
  • Produces output suitable for Xiaohongshu, Twitter/X, and other social sharing scenes

Tool to Use

Call the local tool text_to_social_images.

Required parameter:

  • text: full source text

Common optional parameters:

  • title: card title displayed at top
  • theme: notes | dark
  • width: custom pixel width
  • aspectRatio: e.g. 3:4, 4:5, 16:9
  • maxPages: max number of output images

Workflow

  1. Clean and lightly edit the user text for readability (fix obvious line-break issues only).
  2. Pick theme:
    • notes for warm, minimal reading cards
    • dark for high-contrast style
  3. Call text_to_social_images with tuned parameters.
  4. Return the generated image paths/pages clearly.

Guardrails

  • Do not invent facts or rewrite meaning.
  • Keep output concise and readable; avoid over-decoration.
  • If text is too long for requested maxPages, tell user content was truncated and suggest increasing maxPages.
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. 8d ago First seen · 50 lines · 26 tokens per session scan A 1817a5261730

Subscribe to this mod's changes

social-post-image is a skill published in the GitHub repository Day1Labs/OpenAva (10 stars, last pushed 1mo ago), licensed MIT. It adds 26 tokens to every session and 355 once invoked, about $0.0001 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 2026-08-31.

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