web-search

web-search is a skill for Claude Code, Codex from runxhq/runx. It costs 34 tokens per session (447 once invoked), scanned A, original, Apache-2.0.

A web-search skill that finds a limited set of fresh source candidates for one clearly stated question. It records the search provider's results and reported cost but does not fetch full pages or write the research conclusion.

In plain words
What is it for?
Use it to find official documentation, announcements, original reports, or research on a specific topic before selecting and fetching sources.
Why use it?
It keeps source discovery separate from reading and analysis, making it easier to track where results came from and avoid unbounded searching. It also helps preserve evidence for later research.

Skill for Claude CodeCodex

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

Good fit Use it to find official documentation, announcements, original reports, or research on a specific topic before selecting and fetching sources.

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Install with agentmods
npx agentmods add skills/runxhq/runx/web-search
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 runxhq/runx --skill web-search
Clone the repo
git clone --depth 1 https://github.com/runxhq/runx

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 web-search

README.md
[![agentmods](https://agentmods.dev/badge/skills/runxhq/runx/web-search/github.svg)](https://agentmods.dev/skills/runxhq/runx/web-search)
Your own site
<a href="https://agentmods.dev/skills/runxhq/runx/web-search"><img src="https://agentmods.dev/badge/skills/runxhq/runx/web-search/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 web-search

Your own site · 80×15
<a href="https://agentmods.dev/skills/runxhq/runx/web-search"><img src="https://agentmods.dev/badge/skills/runxhq/runx/web-search.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 34 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 447 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 $0.00034 $0.00447
Opus 5.5 $0.00014 $0.00179
Sonnet 5.5 $0.00007 $0.00089
Haiku 4.5 $0.00003 $0.00045

Measured 5d ago against content hash 4e2505d1a08e, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

web-search 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 5d ago.

The scan reads SKILL.md. This mod also ships 2 executable files (web-search.mjs, web-search.test.mjs), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

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.

skills/web-search/SKILL.md · 44 lines

How it starts

The opening of the file, as written. The whole thing — 44 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Discover sources for a specific question. The initial search runner uses the selected Exa account for one query and at most 20 results. It normalizes source identity, removes exact duplicate URLs, rejects malformed non-web candidates and preserves the provider operation alongside the result. It does not silently choose another provider, execute extra queries, fetch full pages or write a research conclusion. Exa is the initial executable backend; additional backends need their own declared operations and result mapping.

Search procedure

Choose one concrete information need per query. Include the relevant entity, decision and discriminating terms. Prefer direct evidence: official documentation, first-party announcements, original reports or research. Use domain restrictions when the task requires authoritative sources. Use publication-date bounds for a time-sensitive question, remembering that a publication date is not necessarily the event date. Do not add filters that exclude the contrary evidence you need.

Limit queries and results to the caller's actual budget. Search may consume paid credits. The result includes reported cost when available; missing cost remains unknown. The result cap is not a monetary spending limit. This package adds no billing authority or automatic retry after an uncertain paid request.

Result and composition

search_result contains the query, provider request ID, usable source candidates, discard counts and reported cost. provider_operation retains the exact native provider evidence and account binding. An empty provider result returns no_results; a nonempty response with no usable candidates returns unusable_results. Neither means the question has been researched exhaustively.

Titles, dates and any returned excerpt are discovery metadata, not verified claims or full page content. Fetch selected URLs through web-fetch and feed the actual retrieved packets to research. Check contradictions, source diversity and coverage before drawing conclusions. research over supplied evidence does not perform fresh discovery by itself. Reuse adequate existing evidence rather than repeating a paid search.

Read the full file on GitHub · 44 lines

Files

What ships with it

9 files 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. 5d ago First seen · 44 lines · 34 tokens per session scan A 4e2505d1a08e

Subscribe to this mod's changes

web-search is a skill published in the GitHub repository runxhq/runx (103 stars, last pushed today), licensed Apache-2.0. It adds 34 tokens to every session and 447 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 2026-10-12.