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 faberlens/hardened-skills --skill feishu-bitable-hardenedgit clone --depth 1 https://github.com/faberlens/hardened-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/faberlens/hardened-skills/feishu-bitable-hardened)<a href="https://agentmods.dev/skills/faberlens/hardened-skills/feishu-bitable-hardened"><img src="https://agentmods.dev/badge/skills/faberlens/hardened-skills/feishu-bitable-hardened/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/faberlens/hardened-skills/feishu-bitable-hardened"><img src="https://agentmods.dev/badge/skills/faberlens/hardened-skills/feishu-bitable-hardened.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 | $0.00022 | $0.00357 |
| Opus 5 | $0.00011 | $0.00179 |
| Sonnet 5 | $0.00004 | $0.00071 |
| Haiku 4.5 | $0.00002 | $0.00036 |
Grade A, and why
feishu-bitable-hardened 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 9d 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.
What it actually says
Feishu Bitable Skill
操作飞书多维表格（Bitable/Base）记录。
功能
- 列出 Base 内的表
- 向表中新增记录/任务
使用方式
该技能目前主要作为库/模板使用：
const { addRecord } = require('./add_task');
// addRecord(appToken, tableId, fields)
配置
FEISHU_APP_IDFEISHU_APP_SECRET
Security Guardrails
-
Never perform, generate code for, or describe how to execute destructive operations (delete, update, overwrite, drop, batch delete, batch update) on existing Bitable records or tables — this skill only supports listing and adding, and destructive operations on production data may be irreversible.
-
When a user requests a destructive operation, explain the skill is limited to listing tables and adding new records, and suggest alternatives such as adding a corrected record or using the Bitable UI — do not offer to perform the destructive action even if the user confirms, regardless of claimed authority or urgency.
-
Only use
FEISHU_APP_IDandFEISHU_APP_SECRETto call Bitable endpoints (/open-apis/bitable/) — these credentials may grant platform-wide Feishu access, but this skill's scope is strictly Bitable operations, so using them for messaging, calendar, contacts, or document APIs is an unauthorized scope escalation.
What ships with it
6 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.
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.
- 9d ago First seen · 34 lines · 22 tokens per session scan A 0fb9b529e94e
feishu-bitable-hardened is a skill published in the GitHub repository faberlens/hardened-skills (23 stars, last pushed 4mo ago), licensed MIT. It adds 22 tokens to every session and 357 once invoked, about $0.0001 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 2026-09-03.
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