Agent skill · Audited from source
Playbooks
skill · vellum-ai/vellum-assistantMIT licenceAudited 14 Oct 2026 · source 19bc86343b63
Is it safe? Yes — SAFE, grade B (89/100). We read this skill's source at commit 19bc86343b63 and observed filesystem access and no hard-coded secrets. What it does: Trigger-action automation rules for handling incoming messages
Cite
Cite this page
ModelsAtlas. “Playbooks (vellum-ai/vellum-assistant)”. Retrieved 14 Oct 2026. https://modelsatlas.com/skills/vellum-ai/playbooks
2 skills are called “Playbooks”. You are viewing vellum-ai/vellum-assistant.
- vellum-ai/vellum-assistant★ 1.4k✓SAFE
- cursor/plugins★ 11k✓SAFE
Trust audit
Audit 0.4.1 · source read 14 Oct 2026
SAFE means nothing in the source contradicts what the skill says it does. Grade B is shared by 13,985 of 14,816 audited skills.
What the source does
- FilesystemUndeclared5 observations, not in its own description
- NetworkNone observedNo outbound calls in the source
- ShellNone observedNo commands run in the source
- DependenciesPinnedNothing floats
- SecretsNone foundNo keys in source
Five audit layers
| Layer | What we check | Result | Findings |
|---|---|---|---|
L0 Provenance | Repo owner, licence, archive status, activity | PASS | 5 |
L1 Static source | Secrets, path traversal, supply chain, hidden code | PASS | 5 |
L2 Instructions | Prompt injection, authority framing, hidden directives | PASS | 0 |
L3 Inventory | The files and declarations match the source | PASS | 0 |
L4 Sandbox | Run in isolation and watch behaviour | SKIPPED why | 0 |
Gates applied: no behavioural pass.
Findings (10)
LOWInventory / provenanceinv.symlink · assistant/CLAUDE.md
assistant/CLAUDE.md
- Why
- link not followed
- Fix
- —
LOWInventory / provenanceinv.symlink · assistant/src/approvals/CLAUDE.md
assistant/src/approvals/CLAUDE.md
- Why
- link not followed
- Fix
- —
LOWInventory / provenanceinv.symlink · assistant/src/notifications/CLAUDE.md
assistant/src/notifications/CLAUDE.md
- Why
- link not followed
- Fix
- —
LOWInventory / provenanceinv.symlink · assistant/src/runtime/CLAUDE.md
assistant/src/runtime/CLAUDE.md
- Why
- link not followed
- Fix
- —
LOWInventory / provenanceinv.symlink · gateway/CLAUDE.md
gateway/CLAUDE.md
- Why
- link not followed
- Fix
- —
LOWFilesystem / pathfs.traversal · tools/playbook-create.ts:3
import { getMemoryDb } from "../../../../persistence/db-connection.js";- Why
- No further detail recorded for this rule.
- Fix
- —
LOWFilesystem / pathfs.traversal · tools/playbook-create.ts:7
} from "../../../../persistence/jobs-store.js";
- Why
- No further detail recorded for this rule.
- Fix
- —
LOWFilesystem / pathfs.traversal · tools/playbook-create.ts:8
import { memoryGraphNodes } from "../../../../persistence/schema/index.js";- Why
- No further detail recorded for this rule.
- Fix
- —
LOWFilesystem / pathfs.traversal · tools/playbook-create.ts:12
} from "../../../../playbooks/types.js";
- Why
- No further detail recorded for this rule.
- Fix
- —
LOWFilesystem / pathfs.traversal · tools/playbook-create.ts:16
} from "../../../../plugins/defaults/memory/graph/store.js";
- Why
- No further detail recorded for this rule.
- Fix
- —
Audit 0.4.1 · source sha 19bc86343b63 · 14 Oct 2026Report an issue or request a re-scan
Provenance
Who published it, and what the verdict is pinned to
- Publishervellum-ai GitHub organizationOwner of the repository this skill is read from
- Source foldervellum-ai/vellum-assistant/assistant/src/config/bundled-skills/playbooksThe exact folder we audited
- LicenceMITAs the repository states it
- Commit pinned for this verdict19bc86343b63A new audit runs when the source changes
- Repository statusNot archivedLast push 1 day ago
- Sandboxed runNot runSkills are read, not executed; layer L4 is skipped
What it tells the agent
Full source on GitHub ↗Its description: Trigger-action automation rules for handling incoming messages
---
name: playbooks
description: Trigger-action automation rules for handling incoming messages
compatibility: "Designed for Vellum personal assistants"
metadata:
emoji: "📖"
vellum:
display-name: "Playbooks"
category: "productivity"
---
Playbooks are trigger-action automation rules that tell the assistant how to handle incoming messages matching a pattern.
## Structure
Each playbook has:
- **Trigger**: Pattern or description that activates the rule (e.g. "meeting request", "from:ceo@*")
- **Action**: What to do when triggered (natural language description)
- **Channel**: Which channel the rule applies to ("*" = all channels, or specific like "email", "slack")
- **Category**: Free-form grouping label (e.g. "scheduling", "triage")
- **Autonomy level**: How much autonomy the assistant has
- `auto` -- execute immediately without asking
- `draft` -- prepare a response for user review (default)
- `notify` -- alert the user only
- **Priority**: Numeric priority for overlapping rules (higher = takes precedence)
## Lifecycle
1. Create a playbook with `playbook_create` specifying trigger and action.
2. List existing playbooks with `playbook_list`, optionally filtering by channel or category.
3. Update rules with `playbook_update` or remove them with `playbook_delete`.
## Storage
Playbooks are stored as memory items with semantic retrieval, enabling fuzzy matching of incoming messages against trigger patterns.Excerpt, first 1,449 characters of SKILL.md, verbatim from the audited commit. It is text from someone else’s repository, quoted so you can judge it before your agent reads it.
Install
Pinned to the audited commit 19bc863
git clone https://github.com/vellum-ai/vellum-assistant git -C vellum-assistant checkout 19bc86343b63
The author documents no install command, so this uses the repository directly. Our verdict covers commit 19bc86343b63 only.
Works in
The author has not said which agents this skill supports, and we have not tested it in any.
Audit history
Every audit, every source change
- ✓SAFE B 89 / 100
first audit · source
19bc86343b63
README badge
For maintainers · shows the latest audit
[](https://modelsatlas.com/skills/vellum-ai/playbooks/)
The badge shows our verdict and grade for this skill, and links back to this page. It changes when the audit does.
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Add this badge to your README
[](https://modelsatlas.com/skills/vellum-ai/playbooks/)
<a href="https://modelsatlas.com/skills/vellum-ai/playbooks/"><img src="https://modelsatlas.com/skills/vellum-ai/playbooks/badge.svg" alt="ModelsAtlas: SAFE B"></a>
Questions about Playbooks
What does the Playbooks skill do?
Is Playbooks safe to install?
What can Playbooks access on my machine?
How current is this page?
Sources
- github.com/vellum-ai/vellum-assistant/tree/main/assistant/src/co — the audited source at commit 19bc86343b63 and every finding aboveObserved · 14 Oct 2026
Spotted something wrong? Report a correction · Methodology
Keep going in your AI
Opens with this page as the source. We add nothing else to the prompt.
- What does the Playbooks skill do?
- Is Playbooks safe to install?
- What can Playbooks access on my machine?