Tools for MCP Server

Utility library and MCP server by Google Apps Script expert tanaikech providing tools to integrate Google Workspace services (Sheets, Docs, Drive, Gmail) with MCP-based AI agents. Enables GAS-powered MCP servers to expose Google Workspace data to agents through standardized tool interfaces.

Evaluated Mar 06, 2026 (0d ago) vcurrent

Homepage ↗ Repo ↗ Developer Tools google-apps-script mcp-server tanaikech utilities gas google-workspace

⚙ Agent Friendliness

/ 100

Can an agent use this?

🔒 Security

/ 100

Is it safe for agents?

⚡ Reliability

/ 100

Does it work consistently?

Score Breakdown

⚙ Agent Friendliness

MCP Quality

Documentation

Error Messages

Auth Simplicity

Rate Limits

🔒 Security

TLS Enforcement

Auth Strength

Scope Granularity

Dep. Hygiene

Secret Handling

Google OAuth. GAS sandbox. Data in Google ecosystem. Enterprise Workspace accounts have SOC2/ISO27001 compliance.

⚡ Reliability

Uptime/SLA

Version Stability

Breaking Changes

Error Recovery

Best When

A developer embedded in Google Workspace wants to build MCP tools using Google Apps Script — tanaikech is a prolific GAS expert who provides reliable utility patterns.

Avoid When

You need direct Google API access without GAS overhead, or your team isn't comfortable with Apps Script's execution model and quotas.

Use Cases

• Integrating Google Apps Script workflows with MCP-based AI agents
• Accessing Google Sheets data from automation agents via GAS-powered MCP
• Building custom MCP server tools using Google Apps Script
• Exposing Google Workspace operations to AI agents through GAS middleware

Not For

• Teams not using Google Workspace — GAS is Google-ecosystem only
• Direct Google API access without GAS (use google-workspace-mcp or native SDKs instead)
• Production use requiring SLA-backed reliability (GAS has execution quotas)

Interface

REST API

GraphQL

gRPC

MCP Server

Yes ↗

SDK

Webhooks

Authentication

Methods: oauth

OAuth: Yes Scopes: Yes

Google OAuth via Apps Script authorization. GAS handles Google authentication automatically when deployed. Users authorize via Google account.

Pricing

Model: free

Free tier: Yes

Requires CC: No

Free open source from tanaikech. GAS execution quotas are the main constraint — free Workspace accounts have lower limits.

Agent Metadata

Pagination

none

Idempotent

Partial

Retry Guidance

Not documented

Known Gotchas

⚠ GAS 6-minute execution limit will timeout long-running operations
⚠ GAS daily quotas can exhaust in heavy agent loops — monitor usage
⚠ Deployment requires Google Apps Script setup — not a simple npm install
⚠ tanaikech is a reliable GAS developer but docs assume GAS familiarity

Alternatives

google-workspace-mcp gsuite-mcp google-drive-mcp

Full Evaluation Report

Detailed scoring breakdown, competitive positioning, security analysis, and improvement recommendations for Tools for MCP Server.

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API endpoint ↗ Agent guide ↗ Report inaccuracy

Scores are editorial opinions as of 2026-03-06.