Live 68 Actions

Timesheet Portal MCP Server
for AI Agents

Q: What AI frameworks and AI clients does the StackOne Timesheet Portal MCP server support?

The StackOne Timesheet Portal MCP server supports both. MCP clients (paste-and-go apps): Claude Desktop, Claude Code, Cursor, VS Code, Goose. Agent frameworks (code SDKs you build with): OpenAI Agents SDK, Anthropic, Vercel AI, Google ADK, CrewAI, Pydantic AI, LangChain, LangGraph, Azure AI Foundry.

Connect your AI agent to StackOne's Timesheet Portal MCP server and give it 68 MCP tools out of the box. Auth, tool execution, and security all managed.

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Timesheet Portal MCP Server

Built by

StackOne

Coverage

68 Agent Actions

Create, read, update, and delete across Timesheet Portal — and extend your agent's capabilities with custom actions.

MCP Actions → Build Actions →

Authentication

Agent Tool Authentication

Per-user OAuth in one call. Your Timesheet Portal MCP server gets session-scoped tokens with zero credentials stored on your infra.

Agent Auth →

Security

Agent Protection

Every Timesheet Portal tool response scanned for prompt injection in milliseconds — 88.7% accuracy, all running on CPU.

Prompt Injection Defense →

Performance

Max Agent Context. Min Cost.

Free up to 96% of your agent's context window to enhance reasoning and reduce cost, on every Timesheet Portal call.

Tools Discovery →

What is the Timesheet Portal MCP Server?

A Timesheet Portal MCP server lets AI agents read and write Timesheet Portal data through the Model Context Protocol — Anthropic's open standard for connecting LLMs to external tools. StackOne's Timesheet Portal MCP server ships with 68 pre-built actions, fully extensible via the Connector Builder — plus managed authentication, prompt injection defense, observability, and agent execution runtime. Connect it from MCP clients like Claude Desktop, Claude Code, Cursor, Goose, and VS Code, or from agent frameworks like OpenAI Agents SDK, LangChain, and Vercel AI SDK.

All Timesheet Portal MCP Tools

Every action from Timesheet Portal's API, ready for your agent. Create, read, update, and delete — scoped to exactly what you need.

Clients

Create Client
Create Client
Get Clients
Get Clients

Invoices

Create Invoices
Create Invoices
Get Invoices
Get Invoices
Get Invoice
Get Invoice

Projects

Create Project
Create Project
Get Projects
Get Projects

Rates

Create Rate
Create Rate
Get Rates
Get Rates

Custom Reports

Get Custom Reports
Get Custom Reports
Get Custom Report
Get Custom Report

Charge Codes

Create Charge Code
Create Charge Code
Get Charge Codes
Get Charge Codes

Users

Create User
Create User
Get Users
Get Users
Search Users
Search Users

Jobs

Create Job
Create job
Get Jobs
Get jobs

Contractors

Create Contractor
Create Contractor
Get Contractors
Get Contractors
Search Contractors
Search Contractors

Admins

Create Admin
Create Admin
Get Admins
Get Admins

Approvers

Create Approver
Create Approver
Get Approvers
Get Approvers

Other (43)

Create Client User
Create Client User
Create Expense Category
Create Expense Category
Create Third Party
Create Third Party
Create Perm Placement
Create Perm Placement
Create Third-Party User
Create Third-Party User
Create Working Pattern
Create Working Pattern
Create Or Update Timesheets
Create Or Update Timesheets
Create Activities
Add or update multiple activity records (V2). NOTE - the V1 POST /activities route 404s; this V2 endpoint is the working path.
Create Placement Activities
Add or update multiple placement activity records (V2)
Get Cost Centres
Get Cost Centres
Get Custom Fields
Get Custom Fields
Get Expense Entries Report
Get Expense Entries Report
Get Expense Forms Report
Get Expense Forms Report
Get Expense Receipt
Get Expense Receipt
Get Invoice Report
Get Invoice Report
Get Invoice Report V2
Get Invoice Report V2
Get Leave Bookings Report
Get Leave Bookings Report
Get Leave Bookings Summary
Get Leave Bookings Summary
Get Report Fields
Get Report Fields
Get Builtin Report
Get Builtin Report
Get Timesheets Report
Get Timesheets Report
Get Third Parties
Get Third Parties
Get Login Token
Get Login Token
Get Placements
Get placements
Get Purchase Orders
Get purchase orders
Get Timesheets
Get Timesheets
Get Invoice PDF
Get Invoice PDF
Get Invoice Report V2 API
Get Invoice Report
Get Invoice Templates
Get invoice templates
Get Custom Lists
Get custom lists
Get Exchange Rates
Get exchange rates
Get Contractors (V2)
Get contractors (V2 delta-sync)
Get Administrators (V2)
Get administrators (V2 delta-sync)
Get Approvers (V2)
Get approvers (V2 delta-sync)
Get Clients (V2)
Get clients (V2 delta-sync)
Get Cost Centres (V2)
Get cost centres (V2 delta-sync)
Get Rate Types (V2)
Get rate types (V2)
Approve Invoices
Approve Invoices
Email Invoices
Email Invoices
Mark Invoices Exported
Mark Invoices Exported
Mark Timesheets Exported
Mark Timesheets Exported
Mark Invoices Paid
Mark Invoices Paid
Mark Invoices Posted
Mark Invoices Posted

Timesheet Portal AI Agent Use Cases

Connect your AI agent to Timesheet Portal and help your team scale the finance operations they run by hand today.

Invoice Processing

Automate invoice processing with AI agents connected to your ERP, accounting software, and AP tools through StackOne.

View

Accounts Receivable Dunning

Use StackOne to connect your AI agent to your accounting, CRM, and messaging systems to automate Accounts Receivable dunning and payment follow-up.

View

Invoice Processing

Use StackOne to connect your AI agent to your accounting, email, and document management systems to automate invoice processing and purchase order matching.

View

More Accounting & Finance use cases

Set Up Your Timesheet Portal MCP Server in Minutes

One endpoint. Any framework. Your agent is talking to Timesheet Portal in under 10 lines of code.

MCP Clients

Agent Frameworks

Claude Desktop-

JSON

Claude Desktop Docs

{
  "mcpServers": {
    "stackone": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote@latest",
        "https://api.stackone.com/mcp?x-account-id=<account_id>",
        "--header",
        "Authorization: Basic <YOUR_BASE64_TOKEN>"
      ]
    }
  }
}

Check More finance-payments MCP Servers

ApprovalMax

70+ actions

Campfire

60+ actions

Procurify

52+ actions

All finance-payments MCP Servers →

Platform Resources

MCP Code Mode: Keeping Tool Responses Out of Agent Context

Anthropic's code_execution processes data already in context. Custom MCP code mode keeps raw tool responses in a sandbox. 14K tokens vs 500.

11 min

Comparing BM25, TF-IDF, and Hybrid Search for MCP Tool Discovery

Benchmarking BM25, TF-IDF, and hybrid search for MCP tool discovery across 916 tools. The 80/20 TF-IDF/BM25 hybrid hits 21% Top-1 accuracy in under 1ms.

10 min

Indirect Prompt Injection Defense for MCP Tools: A Technical Guide

MCP tools that read emails, CRM records, and tickets are indirect prompt injection vectors. Here's how we built a two-tier defense that scans tool results in ~11ms.

12 min

MCP vs A2A: Architecture, Security, and When to Use Each

MCP vs A2A: what each protocol standardizes, how they differ, their shared security risks including indirect prompt injection, and when to use one, both, or a hybrid architecture.

12 min

MCP vs API: What 200+ Connector Builds Taught Us

MCP wraps APIs, it doesn't replace them. After building 200+ connectors that serve both, here's when each approach wins.

14 min read

Timesheet Portal MCP Server FAQ

Does StackOne have a Timesheet Portal MCP server?

Yes. StackOne offers a hosted Timesheet Portal MCP server with 68 pre-built actions, and every action is tested and QA'd by StackOne. Connect it to Claude, Cursor, and any other MCP client, or to any agent framework through the AI Action SDK. It ships with managed agent authentication, prompt injection defense, and tool discovery with server-side execution that preserve your agent's context window and keep reasoning performance.

Timesheet Portal MCP server vs direct API integration — what's the difference?

A Timesheet Portal MCP server and direct API integration serve different use cases. Direct API integration is for software-to-software — backend code calling Timesheet Portal. A Timesheet Portal MCP server is for AI agents — MCP clients like Claude and Cursor, plus framework agents built with OpenAI, LangChain, or Vercel AI — discovering and calling Timesheet Portal at runtime. StackOne provides both.

How does Timesheet Portal authentication work for AI agents?

Timesheet Portal authentication for AI agents works through a StackOne Connect Session. Create one via the dashboard or the SDK — you get an auth link and ready-to-paste config for Claude Desktop, Cursor, and other MCP clients. Your user authenticates their own Timesheet Portal account; StackOne handles token exchange, storage, and refresh. Credentials never reach the LLM, and each user is isolated via origin_owner_id.

Are Timesheet Portal MCP tools vulnerable to prompt injection?

Yes — Timesheet Portal MCP tools can be vulnerable to indirect prompt injection. Any tool that reads user-written content — documents, messages, tickets, records, or free-text fields — is a potential vector. StackOne Defender scans every tool response before it enters the agent's context — regex patterns in ~1ms, then a MiniLM classifier in ~4ms. 88.7% accuracy, CPU-only.

What is the context bloat of a Timesheet Portal agent and how do I avoid it?

Context bloat happens when Timesheet Portal tool schemas and API responses eat your Timesheet Portal agent's memory, preventing it from reasoning effectively. A single Timesheet Portal query can return a massive JSON response, and connecting multiple tools compounds the problem. Tools Discovery and Code Mode reduce context bloat — loading only relevant tools per query and keeping raw responses out of the agent's context.

Can I limit which actions my Timesheet Portal agent can access?

Yes — you can limit which actions your Timesheet Portal agent can access directly from the StackOne dashboard. Toggle actions on or off, or restrict them to specific accounts, with no code changes to your agent. Session tokens can be scoped to exact actions so if one leaks, exposure stays contained.

Can I create custom agent actions for my Timesheet Portal MCP server?

Yes — you can create custom agent actions for your Timesheet Portal MCP server using Connector Builder. It's an integration agent your coding assistant (Claude Code, Cursor, or Copilot) can invoke to research Timesheet Portal's API, generate production-ready connector YAML, test against the live API, and validate before you ship.

When should I NOT use a Timesheet Portal MCP server?

Skip a Timesheet Portal MCP server if your integration is purely software-to-software — direct Timesheet Portal API integration is simpler when no AI agent is involved. For deterministic, compliance-critical operations (financial transactions, regulatory reporting), direct API gives you predictable behavior without agent-driven decision-making. MCP shines when AI agents need to dynamically discover and call Timesheet Portal actions at runtime.

What AI frameworks and AI clients does the StackOne Timesheet Portal MCP server support?

The StackOne Timesheet Portal MCP server supports both. MCP clients (paste-and-go apps): Claude Desktop, Claude Code, Cursor, VS Code, Goose. Agent frameworks (code SDKs you build with): OpenAI Agents SDK, Anthropic, Vercel AI, Google ADK, CrewAI, Pydantic AI, LangChain, LangGraph, Azure AI Foundry.

Put your AI agents to work

All the tools you need to build and scale AI agent integrations, with best-in-class connectivity, execution, and security.

Start Free Book Demo

Timesheet Portal MCP Serverfor AI Agents

68 Agent Actions

Agent Tool Authentication

Agent Protection

Max Agent Context. Min Cost.

What is the Timesheet Portal MCP Server?

All Timesheet Portal MCP Tools

Clients

Invoices

Projects

Rates

Custom Reports

Charge Codes

Users

Jobs

Contractors

Admins

Approvers

Other (43)

Timesheet Portal AI Agent Use Cases

Set Up Your Timesheet Portal MCP Server in Minutes

Check More finance-payments MCP Servers

Platform Resources

MCP Code Mode: Keeping Tool Responses Out of Agent Context

Comparing BM25, TF-IDF, and Hybrid Search for MCP Tool Discovery

Indirect Prompt Injection Defense for MCP Tools: A Technical Guide

MCP vs A2A: Architecture, Security, and When to Use Each

MCP vs API: What 200+ Connector Builds Taught Us

Timesheet Portal MCP Server FAQ

Put your AI agents to work

Timesheet Portal MCP Server
for AI Agents