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 agentmods add skills/evolplus/talos/qa-author-by-usnpx skills add evolplus/talos --skill qa-author-by-usgit clone --depth 1 https://github.com/evolplus/talosWrote 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/evolplus/talos/qa-author-by-us)<a href="https://agentmods.dev/skills/evolplus/talos/qa-author-by-us"><img src="https://agentmods.dev/badge/skills/evolplus/talos/qa-author-by-us.svg" alt="Measured on agentmods" 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 | $0.00075 | $0.00693 |
| Opus 5 | $0.00037 | $0.00347 |
| Sonnet 5 | $0.00015 | $0.00139 |
| Haiku 4.5 | $0.00007 | $0.00069 |
Grade A, and why
qa-author-by-us 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.
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 — 66 lines — stays where its author put it; the contents beside it link to each section on GitHub.
QA Author By-US
Use
Use this skill for QA-Author by-us mode. Load test-case-author first for TC format and coverage rules, then ui-test-execution for executable spec conventions.
Inputs
- Signed-off
docs/SRS.md - Per-US files at
docs/user-stories/<US-ID>.md - Linked FR files as needed
- Optional scope filter of US IDs
- Pass number:
1or2
Pass 1 Procedure
- For each in-scope US, read its Description, Main Flow, Business Rules, Post-conditions, and Acceptance Scenarios.
- Write
docs/test-cases/by-us/<US-ID>/functional.md. - Cover:
- happy path Main Flow;
- every Business Rule;
- every Post-condition;
- negative cases for auth, payments, integrations, retries, and background jobs.
- Fill each TC's
Executable:path. - Author executable spec scaffolding at the
Executable:path. Use one test per TC ID and keep the TC ID at the start of the runner test name. - For non-UI tests, write full assertions.
- For UI tests:
- Use selectors from
docs/instrumentation-contract.mdwhen available. - If a needed selector is missing, write a literal
TODO: instrumentation-contract -- <purpose>marker in the framework's comment syntax and file a paireddocs/open-issues.mdentry withCategory: selector-pending-contract.
- Use selectors from
- Emit
plan-update.jsonnotes with selector TODO count.
Pass 2 Procedure
- Read
docs/instrumentation-contract.md. - For every dispatched TC/spec carrying
TODO: instrumentation-contract, replace the marker with the declared selector. - If a selector is still missing from the contract, keep the marker and raise/update an open issue against SA.
- Reverse-check coverage: every contract ID for the affected surface should appear in at least one spec. File
instrumentation-coverage-gapfor unused IDs. - Resolve paired
selector-pending-contractissues that were fully backfilled. - Emit
plan-update.jsonnotes with selectors backfilled and issues resolved.
Marker Syntax
Use the literal marker so QA-Exec can grep it:
What ships with it
1 file 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.
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.
- 5d ago First seen · 66 lines · 75 tokens per session scan A 97cdca8eee5b
qa-author-by-us is a skill published in the GitHub repository evolplus/talos (8 stars, last pushed 1mo ago), licensed Apache-2.0. It adds 75 tokens to every session and 693 once invoked, about $0.0004 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 2026-08-31.
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