open-seo: Skill for Claude Code

.agents/skills/link-prospecting/SKILL.md

link-prospecting is a skill for Claude Code, Codex from every-app/open-seo. It costs 23 tokens per session (1,481 once invoked), scanned A, original, MIT.

A link-prospecting workflow for finding websites, pages, and authors that might link to a page, product, study, guide, or tool. A link prospect is a possible source of a reference to your site.

In plain words
What is it for?
Use it to discover potential link sources, inspect competitors' backlink profiles, find contact paths, and draft outreach for a specific linkable asset.
Why use it?
It replaces random outreach with a list based on search results and existing backlink signals. It also helps find ways to contact relevant prospects and prepare outreach.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: installed under .agents/ (shared by several agents).

This is every-app/open-seo's own configuration. It tells Claude Code and Codex how to work on open-seo 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 open-seo configures →

About the project

OpenSEO is an open-source SEO platform for keyword research, rank tracking, competitor analysis, backlink analysis, site audits, and AI visibility work. It connects SEO data to AI agents through an MCP server and reusable agent skills, while allowing users to supply their own DataForSEO API key and self-host the tool. Catalogue add-ons guide agents through OpenSEO's SEO workflows.

every-app/open-seo · 25,345 stars · on GitHub · openseo.so

Reuse

Borrowing it

Nothing to install: this file belongs to every-app/open-seo. 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/every-app/open-seo/main/.agents/skills/link-prospecting/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/every-app/open-seo

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 link-prospecting

README.md
[![agentmods](https://agentmods.dev/badge/skills/every-app/open-seo/link-prospecting/github.svg)](https://agentmods.dev/skills/every-app/open-seo/link-prospecting)
Your own site
<a href="https://agentmods.dev/skills/every-app/open-seo/link-prospecting"><img src="https://agentmods.dev/badge/skills/every-app/open-seo/link-prospecting/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 link-prospecting

Your own site · 80×15
<a href="https://agentmods.dev/skills/every-app/open-seo/link-prospecting"><img src="https://agentmods.dev/badge/skills/every-app/open-seo/link-prospecting.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 23 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,481 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. Third-party audits
  • Socket pass 18 Sept 2026
  • Snyk warn 18 Sept 2026
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
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 $0.00023 $0.01481
Opus 5.5 $0.00009 $0.00592
Sonnet 5.5 $0.00005 $0.00296
Haiku 4.5 $0.00002 $0.00148

Measured 1mo ago against content hash 60feb4f06a36, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

link-prospecting 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 1mo 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.

Origin

Copies of this mod

2 near-identical copies found in the catalogue:

.agents/skills/link-prospecting/SKILL.md · 118 lines

How it starts

The opening of the file, as written. The whole thing — 118 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Goal

Find realistic pages, sites, and authors that might reference the user's page, product, study, guide, or tool. Use OpenSEO for prospect discovery, then use available web/search/browser tools for contact discovery.

Required inputs

  • projectId
  • User domain or target URL
  • Linkable asset, page, product, study, tool, or topic
  • Optional competitors
  • Optional market/location/language

Project context

The project-context tools are free and shared with the app and other agents.

  1. Call get_project_context first and ground the outreach in it — positioning supplies the claim that makes a link worth giving, and the saved competitors are the backlink profiles to mine.
  2. This skill needs positioning and competitors. If either is empty, run a minimal inline setup: ask the user why someone would cite them and who they compete with, or infer from the site and find_serp_competitors and confirm, write it back with update_project_context, then continue the prospecting. Never front-load the full interview; suggest seo-project-setup at the end for the rest.
  3. Before spending credits, check the research log. If the same research ran within the last 30 days, reuse that result and say so instead of re-buying it.
  4. On finish, write back what is durable — the linkable asset via addKeyPages, any competitor whose backlink profile proved useful via addCompetitors — and append a research log entry: { appendResearchLog: { summary: "Link prospecting: <asset/target page>. Verdict: <conclusion>" } }.

Deliver as a report

Deliver through the seo-report skill, saving with skill: "link-prospecting". If that skill is not available, say so and stop before writing HTML.

OpenSEO MCP tools

  • get_serp_results: find ranking articles, listicles, resource pages, comparisons, and topical publishers.
  • get_backlinks_overview: inspect competitor domain or page backlink/referring-domain patterns.
  • get_domain_overview: qualify important prospect domains.
  • get_ranked_keywords: understand what a prospect or competitor ranks for when topical fit matters.
  • search_local_businesses and get_local_serp_results: use for local SEO link prospecting when nearby businesses, local competitors, or Maps/category signals can reveal partnership targets.
  • research_keywords: expand prospecting queries.

Read the full file on GitHub · 118 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. 1mo ago Changed · +1 lines 60feb4f06a36
  2. 1mo ago First seen · 117 lines · 23 tokens per session scan A b366f7f3d8d9

Subscribe to this mod's changes

link-prospecting is a skill published in the GitHub repository every-app/open-seo (25,345 stars, last pushed yesterday), licensed MIT. It adds 23 tokens to every session and 1,481 once invoked, about $0.0001 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 2026-08-30.

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