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Microsoft 365 Agents SDK (TypeScript) · majiayu000 | DecimalAI

agent toolingby majiayu000

Microsoft 365 Agents SDK (TypeScript)

majiayu000/m365-agents-ts

Source majiayu000/claude-skill-registry ↗License MIT

Microsoft 365 Agents SDK for TypeScript/Node.js. Build multichannel agents for Teams/M365/Copilot Studio with AgentApplication routing, Express hosting, streaming responses, and Copilot Studio client integration. Triggers: "Microsoft 365 Agents SDK", "@microsoft/agents-hosting", "AgentApplication", "startServer", "streamingResponse", "Copilot Studio client", "@microsoft/agents-copilotstudio-client".

SkillScore96Maintained

Automatic

AI Engineer pack

Last verified 9/2/2026

What it changes

Passed 24 of 25 test cases with the skill, and 8 of 25 without it.

Without skill32%

With skill96%

Checks it passed that the model alone missed

Calls endStream within a finally block
Evaluates if stream part.type equals error
Uses agent.onActivity with invoke event type

and 26 more in the full report

16 fixed8 passed either way1 still failing0 broke

Pass-rate lift: +64 pp
Tokens: +26%
Agent turns: 0%
Response time: -47%

Model gemini-3.6-flashMeasured 9/2/2026v224 of 25 cases passed with skill

Tokens, turns and time describe resource use, not a dollar price.

Use this skill

Save it into your project's skills folder. Claude Code picks it up in its next session.

curl -fsSL --create-dirs -o .claude/skills/majiayu000-m365-agents-ts/SKILL.md https://app.decimal.ai/s/majiayu000-m365-agents-ts/SKILL.md

Want it pinned and updatable? pip install "decimalai>=0.15", then decimalai skills add majiayu000-m365-agents-ts, and start Claude Code with claude --plugin-dir "$(git rev-parse --show-toplevel)/.agents"

1 · One-time — install the CLI (docs ↗)

pip install "decimalai>=0.15"

2 · Get the skill — writes .agents/skills/majiayu000-m365-agents-ts/ and pins it in .decimal/skills.lock

decimalai skills add majiayu000-m365-agents-ts

No CLI? Get the same file — curl · raw file

curl -fsSL --create-dirs -o .claude/skills/majiayu000-m365-agents-ts/SKILL.md https://app.decimal.ai/s/majiayu000-m365-agents-ts/SKILL.md

Raw file: /s/majiayu000-m365-agents-ts/SKILL.md ↗ · machine-readable summary at /s/majiayu000-m365-agents-ts.json ↗

Safety checks: 3 of 3 passed

Code scan CleanIntent PassedContent Clean

See it in action

One of 16 test cases the skill fixed. Same model, same prompt, with and without the skill.

1 of 16

Prompt

Which method on context.streamingResponse sends preliminary status messages before emitting text chunks?

What was checked, without and with the skill
Checked	Without skill	With skill
Calls context.streamingResponse.queueInformativeUpdate with status string	Missed	Passed

case-22 · gemini-3.6-flash · 9/2/2026 · answers are capped and redacted

What's inside

The instructions your model reads when the skill loads.

SKILL.md175 linessingle file

Microsoft 365 Agents SDK (TypeScript)

Build enterprise agents for Microsoft 365, Teams, and Copilot Studio using the Microsoft 365 Agents SDK with Express hosting, AgentApplication routing, streaming responses, and Copilot Studio client integrations.

Before implementation

Use the microsoft-docs MCP to verify the latest API signatures for AgentApplication, startServer, and CopilotStudioClient.
Confirm package versions on npm before wiring up samples or templates.

Installation

npm install @microsoft/agents-hosting @microsoft/agents-hosting-express @microsoft/agents-activity
npm install @microsoft/agents-copilotstudio-client

Environment Variables

PORT=3978
AZURE_RESOURCE_NAME=<azure-openai-resource>
AZURE_API_KEY=<azure-openai-key>
AZURE_OPENAI_DEPLOYMENT_NAME=gpt-4o-mini

TENANT_ID=<tenant-id>
CLIENT_ID=<client-id>
CLIENT_SECRET=<client-secret>

COPILOT_ENVIRONMENT_ID=<environment-id>
COPILOT_SCHEMA_NAME=<schema-name>
COPILOT_CLIENT_ID=<copilot-app-client-id>
COPILOT_BEARER_TOKEN=<copilot-jwt>

Core Workflow: Express-hosted AgentApplication

import { AgentApplication, TurnContext, TurnState } from "@microsoft/agents-hosting";
import { startServer } from "@microsoft/agents-hosting-express";

const agent = new AgentApplication<TurnState>();

Track record

Benchmark

24 / 25

test cases passed, vs 8 / 25 without

Adoption

Users: 0
Times used: 0

Safety and source details

SkillSafety

✓ 3 of 3 passed

Code scan15 of 15 checks clean

0 critical · 0 warning · 0 info — scanner v4 — 8/10/2026

View 15 scanner checks

live_secretremote_code_executionreverse_shelldata_exfiltrationssrf_metadataagent_snoopinganti_refusaldestructive_commandsobfuscated_unicodeunicode_homoglyphopaque_blobsuspicious_urltool_overreachtrigger_abuseprompt_injection_phrasing

IntentSafe

LLM judge · does the skill do what it claims

ContentClean

LLM judge · policy & harmful-content review

Source

Imported

majiayu000 / claude-skill-registry

skills/agent/m365-agents-ts-aristidesai-visionemoji/SKILL.md

View on GitHub ↗

License MITImported 8/10/2026Version v2

Other skills for the same job

Published skills whose descriptions closely match this one, with their headline benchmark lift.

More skills from the same source and nearby in the registry, with their headline benchmark lift.

Ready to supercharge your AI agents?

See it in action

What's inside

Microsoft 365 Agents SDK (TypeScript)

Before implementation

Installation

Environment Variables

Core Workflow: Express-hosted AgentApplication

Track record

Benchmark

Adoption

SkillSafety

Source

Other skills for the same job

Related skills