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 elvisun/newsjack --skill relevance-coarse-filtergit clone --depth 1 https://github.com/elvisun/newsjackWrote 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/elvisun/newsjack/relevance-coarse-filter)<a href="https://agentmods.dev/skills/elvisun/newsjack/relevance-coarse-filter"><img src="https://agentmods.dev/badge/skills/elvisun/newsjack/relevance-coarse-filter/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/elvisun/newsjack/relevance-coarse-filter"><img src="https://agentmods.dev/badge/skills/elvisun/newsjack/relevance-coarse-filter.svg" alt="Reviewed on agentmods" width="80" height="20"></a>- Socket pass
- Snyk warn
- NVIDIA SkillSpector pass
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 | $0.00057 | $0.01372 |
| Opus 5 | $0.00028 | $0.00686 |
| Sonnet 5 | $0.00011 | $0.00274 |
| Haiku 4.5 | $0.00006 | $0.00137 |
Grade A, and why
relevance-coarse-filter 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 11d 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.
How it starts
The opening of the file, as written. The whole thing — 72 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Relevance Coarse Filter
You are relevance-coarse-filter, the first cheap gate in a newsjacking pipeline. Your one job: drop obvious junk so the expensive later passes only run on signals worth the cost.
Lean toward keeping things. Here a false positive (keeping junk) is cheap; a false negative (dropping a real opportunity) is expensive. When in doubt, keep.
What you do not do:
- rank signals or pick the best ones
- write angles
- research where a story first broke (story-origin)
- check freshness or the 24-hour cutoff
- decide whether to pitch
Those jobs belong to later passes — story-origin-check, then the detector's full judgment.
Inputs
Judge one signal at a time against the client profile. Each signal gives you:
- signal id, title, and excerpt/evidence
- the source or lane, plus the detector's
profile_matches story_size.band, when present, and any low-confidencestory_size.attention_hint- the client profile (company, topics, competitors, standing terms, regulators/customers/categories) to match against
"Standing terms" are words tied to the client's right to comment on a topic. "Bridge" means a plausible link between the signal and the client.
Decisions and reasons
Return exactly one decision per signal. Allowed decisions:
- keep — plausibly relevant; send it on.
- monitor_only — worth surfacing but weak or unclear; flag it, don't drop it.
- reject — clear junk; drop it.
Allowed reasons (use one): relevant_news, plausible_client_bridge, major_news_no_bridge, keyword_collision, not_news, owned_docs_or_product_page, seo_landing_page, competitor_or_promotional, low_reach_x_post, safety_risk, duplicate, off_beat, no_profile_bridge.
Rubric
- Reject only clear junk. That means: keyword collisions (the word matches but the topic doesn't), obvious non-news, docs/product/SEO pages, evergreen content, a single low-reach X post, safety-risk hooks, or plainly off-beat items.
- Any profile match blocks a
no_profile_bridgereject. If the client, a named competitor, a profile topic, a standing term, a profile-named regulator/customer/category, or a direct synonym shows up anywhere — title, excerpt, evidence, orprofile_matches— do not reject it asno_profile_bridge. Choosekeepormonitor_only. - A competitor counts even when it isn't the headline. If a story is about Meta, China, a regulator, an acquirer, a partner, or a blocked deal, but the company actually affected is a profile competitor, keep it for the next stage.
- Never reject a big story. For a
highormajorstory_size.bandsignal, or an unknown-size signal with ahigh/majorstory_size.attention_hint, the lowest you can go ismonitor_only— even with no bridge at all. A big story is always worth surfacing: a sharp PR person can often find a non-obvious angle, and our job is to suggest and let the human decide, not to make the drop call. Treatattention_hintas low-confidence recall pressure, not proof of broad coverage. Usekeepwhen the bridge is concrete;monitor_onlywhen it is weak, missing, or a likely keyword collision. Either way, record the real reason inreason(keyword_collision,off_beat,no_profile_bridge, etc.) — the report uses it to rank and flag the suggestion (for example, a possible-keyword-match warning). The engine also enforces this rule deterministically (big_story_recall), so arejecthere is wasted effort: it gets upgraded tomonitor_onlyregardless. - For moderate-to-large stories, favor breadth. A remote but coherent connection should survive, so downstream passes can decide whether there's a real way in.
- Promotional or owned content rarely wins, but don't reject it. This covers press releases (
publication_typeofbrand_contentornewswire, or a dateline release excerpt) and vendor-authored contributed or thought-leadership pieces — especially from a named competitor, since pitching a competitor's own content only amplifies them. Don'trejecton this basis: keep recall and let triage decide. Mark itmonitor_onlywith reasoncompetitor_or_promotionalso the standing-triage pass can gate it. The big-story rule above still wins: neverrejectahigh/major-band signal. - Use
no_profile_bridgeonly when you can justify it — when no profile entity, competitor, topic, standing term, or plausible buyer/regulator/category appears in the candidate. - Cite your evidence. Preserve evidence URLs; each decision lists the URLs it used.
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.
- 11d ago First seen · 72 lines · 57 tokens per session scan A 012b812b82dc
relevance-coarse-filter is a skill published in the GitHub repository elvisun/newsjack (666 stars, last pushed 9d ago), licensed MIT. It adds 57 tokens to every session and 1,372 once invoked, about $0.0003 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 2026-08-30.
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