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.
npx skills add lionkiii/claude-seo-skills --skill seo-ahrefs-dr-historygit clone --depth 1 https://github.com/lionkiii/claude-seo-skillsWrote 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.
[](https://agentmods.dev/skills/lionkiii/claude-seo-skills/seo-ahrefs-dr-history)<a href="https://agentmods.dev/skills/lionkiii/claude-seo-skills/seo-ahrefs-dr-history"><img src="https://agentmods.dev/badge/skills/lionkiii/claude-seo-skills/seo-ahrefs-dr-history/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.
<a href="https://agentmods.dev/skills/lionkiii/claude-seo-skills/seo-ahrefs-dr-history"><img src="https://agentmods.dev/badge/skills/lionkiii/claude-seo-skills/seo-ahrefs-dr-history.svg" alt="Reviewed on agentmods" width="80" height="20"></a>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.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00058 | $0.00968 |
| Opus 5 | $0.00029 | $0.00484 |
| Sonnet 5 | $0.00012 | $0.00194 |
| Haiku 4.5 | $0.00006 | $0.00097 |
Grade C, and why
seo-ahrefs-dr-history scanned grade C with 2 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 12d 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.
Reads agent configuration directoriesmediumAgent snooping
.claude/, .codex/, .gemini/ hold keys, settings and other credentials a mod has no legitimate need for.
- Verify with: cat ~/.claude/mcp.json | grep -i ahrefs Reads MCP configurationmediumAgent snooping
mcp.json carries server URLs and auth tokens; reading it lets a mod discover and abuse other integrations.
- Verify with: cat ~/.claude/mcp.json | grep -i ahrefs How it starts
The opening of the file, as written. The whole thing — 113 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Ahrefs Domain Rating History
Fetches the Domain Rating trend over time for a domain from Ahrefs, showing historical data points in reverse chronological order with trend analysis.
References
@skills/seo/references/mcp-degradation.md @skills/seo/references/ahrefs-api-reference.md
Inputs
domain: The bare domain to analyze (e.g.,example.com). Striphttps://,http://, and trailing slashes before passing to Ahrefs tools.
MCP Check
Before proceeding, verify Ahrefs MCP is available:
- Use ToolSearch with query
+ahrefs - If tools are returned → Ahrefs MCP is available, proceed to Execution
- If no tools returned → display the Ahrefs MCP error template from
references/mcp-degradation.mdand stop
Execution
Step 1 — Call Domain Rating History
Call mcp__claude_ai_ahrefs__site-explorer-domain-rating-history with:
target: the bare domain (e.g.,example.com)
Returns per data point: date (ISO 8601), domain_rating (0–100), ahrefs_rank
Step 2 — Sort and Analyze
- Sort data points by date descending (most recent first)
- Calculate overall trend: compare first (oldest) and last (most recent) DR values
- "DR increased by X points over the last Y months"
- "DR decreased by X points over the last Y months"
- "DR stable (±2 points) over the last Y months"
Step 3 — Flag Significant Changes
Scan consecutive data points for swings >5 DR points in a single month:
- Mark these as noteworthy events: "Significant DR drop of X points in [month]" or "Significant DR gain of X points in [month]"
- These warrant investigation (algorithm update, major link acquisition/loss, toxic backlink removal, etc.)
Output Format
## Ahrefs Domain Rating History: example.com
### DR History (Most Recent First)
| Date | Domain Rating | Ahrefs Rank |
|------|--------------|-------------|
| 2026-02-01 | 67 | #12,345 |
| 2026-01-01 | 65 | #13,100 |
| 2025-12-01 | 66 | #12,890 |
| 2025-11-01 | 58 | #18,200 |
| 2025-10-01 | 59 | #17,600 |
| 2025-09-01 | 60 | #17,100 |
### Trend Analysis
- **Overall trend:** DR increased by 7 points over the last 6 months (59 → 67)
- **Trajectory:** Upward — consistent growth with minor fluctuations
### Noteworthy Events
- **November 2025:** DR drop of 8 points (60 → 58) — investigate possible
toxic link removal, algorithm update, or loss of high-DR backlinks
- **January 2026:** DR gain of 7 points (58 → 65) — significant link
acquisition or algorithmic recovery
### Summary
Current DR 67 represents strong domain authority. The 7-point gain over 6 months
indicates active link building or growing editorial coverage.
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.
- 12d ago First seen · 113 lines · 58 tokens per session scan C 229e1bd0babc
seo-ahrefs-dr-history is a skill published in the GitHub repository lionkiii/claude-seo-skills (20 stars, last pushed 3mo ago), licensed MIT. It adds 58 tokens to every session and 968 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it C with 2 findings (reads agent configuration directories, reads mcp configuration). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.
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