Atlas / Skills / langchain-ai / Blog Post

Blog PostSAFE

skills/langchain-ai/blog-post

The batteries-included agent harness.

Verdict
SAFE
Grade
B
Trust score
89 /100
Version
—
Hosts
—
License
MIT
Stars
30,475
01

Overview

The batteries-included agent harness.

Read from source at commit db11177d82d9OBSERVED · 2026-10-21
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02

What it tells the agent

The instruction file, verbatim from the audited commit — this is the text the model reads, and the surface the audit's instruction layer examines. Quoted here so you can judge it without cloning anything.

---
name: blog-post
description: Writes and structures long-form blog posts, creates tutorial outlines, and optimizes content for SEO with cover image generation. Use when the user asks to write a blog post, article, how-to guide, tutorial, technical writeup, thought leadership piece, or long-form content.
---

# Blog Post Writing Skill

## Research First (Required)

**Before writing any blog post, you MUST delegate research:**

1. Use the `task` tool with `subagent_type: "researcher"`
2. In the description, specify BOTH the topic AND where to save:

```
task(
    subagent_type="researcher",
    description="Research [TOPIC]. Save findings to research/[slug].md"
)
```

Example:
```
task(
    subagent_type="researcher",
    description="Research the current state of AI agents in 2025. Save findings to research/ai-agents-2025.md"
)
```

3. After research completes, read the findings file before writing

## Output Structure (Required)

**Every blog post MUST have both a post AND a cover image:**

```
blogs/
└── <slug>/
    ├── post.md        # The blog post content
    └── hero.png       # REQUIRED: Generated cover image
```

Example: A post about "AI Agents in 2025" → `blogs/ai-agents-2025/`

**You MUST complete both steps:**
1. Write the post to `blogs/<slug>/post.md`
2. Generate a cover image using `generate_image` and save to `blogs/<slug>/hero.png`

**A blog post is NOT complete without its cover image.**

## Blog Post Structure

Every blog post should follow this structure:

### 1. Hook (Opening)
- Start with a compelling question, statistic, or statement
- Make the reader want to continue
- Keep it to 2-3 sentences

### 2. Context (The Problem)
- Explain why this topic matters
- Describe the problem or opportunity
- Connect to the reader's experience

### 3. Main Content (The Solution)
- Break into 3-5 main sections with H2 headers
- Each section covers one key point
- Include code examples, diagrams, or screenshots where helpful
- Use bullet points for lists

### 4. Practical Application
- Show how to apply the concepts
- Include step-by-step instructions if applicable
- Provide code snippets or templates

### 5. Conclusion & CTA
- Summarize key takeaways (3 bullets max)
- End with a clear call-to-action
- Link to related resources

## Cover Image Generation

After writing the post, generate a cover image using the `generate_cover` tool:

```
generate_cover(prompt="A detailed description of the image...", slug="your-blog-slug")
```

The tool saves the image to `blogs/<slug>/hero.png`.

### Writing Effective Image Prompts

Structure your prompt with these elements:

1. **Subject**: What is the main focus? Be specific and concrete.
2. **Style**: Art direction (minimalist, isometric, flat design, 3D render, watercolor, etc.)
3. **Composition**: How elements are arranged (centered, rule of thirds, symmetrical)
4. **Color palette**: Specific colors or mood (warm earth tones, cool blues and purples, high contrast)
5. **Lighting/Atmosphere**: Soft diffused light, dramatic shadows, golden hour, neon glow
6. **Technical details**: Aspect ratio considerations, negative space for text overlay

### Example Prompts

**For a technical blog post:**
```
Isometric 3D illustration of interconnected glowing cubes representing AI agents, each cube has subtle circuit patterns. Cubes connected by luminous data streams. Deep navy background (#0a192f) with electric blue (#64ffda) and soft purple (#c792ea) accents. Clean minimal style, lots of negative space at top for title. Professional tech aesthetic.
```

**For a tutorial/how-to:**
```
Clean flat illustration of hands typing on a keyboard with abstract code symbols floating upward, transforming into lightbulbs and gears. Warm gradient background from soft coral to light peach. Friendly, approachable style. Centered composition with space for text overlay.
```

**For thought leadership:**
```
Abstract visualization of a human silhouette profile merging with geometric neural network patterns. Split composition - organic watercolor texture on left transitioning to clean vector lines on right. Muted sage green and warm terracotta color scheme. Contemplative, forward-thinking mood.
```

## SEO Considerations

- Include the main keyword in the title and first paragraph
- Use the keyword naturally 3-5 times throughout
- Keep the title under 60 characters
- Write a meta description (150-160 characters)

## Quality Checklist

Before finishing:
- [ ] Post saved to `blogs/<slug>/post.md`
- [ ] Hero image generated at `blogs/<slug>/hero.png`
- [ ] Hook grabs attention in first 2 sentences
- [ ] Each section has a clear purpose
- [ ] Conclusion summarizes key points
- [ ] CTA tells reader what to do next
03

Trust audit

SAFEgrade B · trust 89/100 Nothing in the source contradicts what it says it does. Grade A is reserved for packages that have also passed the behavioural sandbox.

LayerWhat it checksResult
L0Provenance & inventoryPASS
L1Static analysis of the codeNA
L2Instruction surface (what it tells the agent)PASS
L3Class-specific surfacePASS
L4Behavioural (sandbox)SKIPPED

What the source does

Filesystem
none-observed
Network
none-observed
Shell
none-observed
Dependencies
pinned
Secrets in source
none-found

Findings (0)

No findings outside the package's declared scope.

Gates applied: no_behavioural_pass.

Audited 2026-10-21 · audit v0.4.1 · source sha db11177d82d9full audit observations/trust-audit/skill/langchain-ai__blog-post.json · Report an issue / request a re-scan
04

Audit history

Every audit this skill has had.

DateSourceVerdictGradeScoreChange
2026-10-21db11177d82d9SAFEB89first audit
05

Questions

What does the blog-post — langchain-ai/deepagents skill do?

The batteries-included agent harness.

Is blog-post — langchain-ai/deepagents safe to install?

The audit found nothing in the source that contradicts what it says it does, and graded it B (89/100). Grade A is held back for packages that have also passed a sandboxed behavioural run, which is why a clean skill reads B.

What can blog-post — langchain-ai/deepagents access on my machine?

The audit observed no filesystem, network or shell use at all in its source.

How current is this page?

The grade is for one exact copy of the source (db11177d82d9), read on 2026-10-21. The repository is watched, and a new audit runs when it changes — this is the first audit.

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