teams-notifications

teams-notifications is a skill for Claude Code, Codex from monkilabs/opencastle. It costs 41 tokens per session (573 once invoked), scanned A, original, MIT.

A Microsoft Teams connection that lets a coding agent exchange messages with people in Teams chats and channels. It supports progress updates, replies, and approval requests.

In plain words
What is it for?
Use it to post task updates, read replies, request approval for sensitive steps, and communicate through Teams channels or chats.
Why use it?
It keeps people informed and gives them a way to answer or approve actions without leaving Teams. This is useful when an agent needs human input during a task.

Skill for Claude CodeCodex

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.

agentmods
npx agentmods add skills/monkilabs/opencastle/teams
Any agent
npx skills add monkilabs/opencastle --skill teams
Clone the repo
git clone --depth 1 https://github.com/monkilabs/opencastle

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 teams-notifications

README.md
[![agentmods](https://agentmods.dev/badge/skills/monkilabs/opencastle/teams.svg)](https://agentmods.dev/skills/monkilabs/opencastle/teams)
Your own site
<a href="https://agentmods.dev/skills/monkilabs/opencastle/teams"><img src="https://agentmods.dev/badge/skills/monkilabs/opencastle/teams.svg" alt="Measured on agentmods" height="20"></a>
Per session 41 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 573 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
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 $0.00041 $0.00573
Opus 5 $0.00020 $0.00287
Sonnet 5 $0.00008 $0.00115
Haiku 4.5 $0.00004 $0.00057

Measured 4d ago against content hash 039501777365, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

teams-notifications 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 4d ago.

The scan reads SKILL.md. This mod also ships 1 executable file (config.ts), 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.

src/orchestrator/plugins/teams/SKILL.md · 72 lines

What it actually says

Teams Notifications

MCP Server

URL: https://mcp.microsoft365.com/mcp. Auth: OAuth 2.0 (Azure AD, scopes: Chat.ReadWrite, ChannelMessage.Send).

MCP Tools

Covers chats, messages, channels, members, and settings.

Example MCP calls

Post a progress update:

// tool: teams_messages_create
{ "channel_id": "channel-xyz", "body": "🔄 TAS-42 — In progress — implementing unit tests\nFiles: 3 (PriceFilter.tsx, test, index)" }

Read replies in thread:

// tool: teams_messages_list_replies
{ "channel_id": "channel-xyz", "thread_id": "thread-abc", "limit": 50 }

Human-in-the-Loop Approval

  1. Post approval request — verify the response confirms message_id:
// tool: teams_messages_create
{ "channel_id": "channel-xyz", "body": "⏳ Approval Required\nTask: TAS-42 — Run migration on production\nReply: Approve or Reject", "threading": { "start_thread": true } }
// → { "message_id": "msg-123", "thread_id": "thread-abc" }

If post fails: retry once; if still failing, fall back to asking in chat only.

  1. Poll for response (5s interval, 5 min timeout):
const replies = await teams_messages_list_replies({ channel_id: channelId, thread_id: threadId, limit: 50 });
for (const r of replies || []) {
  if (/\b(approve|yes)\b/i.test(r.body)) return 'approved';
  if (/\b(reject|no)\b/i.test(r.body)) return 'rejected';
}
// Retry after 5s; timeout after 5 min → post escalation message
  1. Acknowledge — Post confirmation of the action taken and close the thread.

Channel & Chat Conventions

Threading Rules

  • Always reply in threads; one thread per task; include tracker issue ID in every message.

Message Formatting

Adaptive Cards and advanced payloads

Use Adaptive Cards when structured inputs or buttons are required; otherwise post a simple threaded message.

Files

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.

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. 4d ago First seen · 72 lines · 41 tokens per session scan A 039501777365

Subscribe to this mod's changes

teams-notifications is a skill published in the GitHub repository monkilabs/opencastle (61 stars, last pushed 6d ago), licensed MIT. It adds 41 tokens to every session and 573 once invoked, about $0.0002 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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