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Vinkius

Estimation Prover Connector for AI agents.

1 live capability

Create accurate software project timelines with data-backed scope decomposition.

Live agent request Estimation Prover / Connector

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AI Agent

Why people use Estimation Prover

Estimation Prover for Accurate Software Project Planning

Estimation Prover changes the starting point. Instead of a single date, it forces a conversation about the work itself. You get a decomposed list of tasks, a map of technical risks, and a buffer based on real historical data. You stop guessing and start planning with evidence.

  • Claude
  • ChatGPT
  • Gemini
  • Cursor
  • Visual Studio Code
  • Windsurf

What Vinkius changes

You get a defensible, data-driven project timeline instead of a guess.

Use it from Claude, ChatGPT, Cursor or another AI client you already have.

One account · 5,900+ Connectors

  1. Real-world use case 01

    Fixing unrealistic mobile app dates

    A PM wants to build a mobile app in two weeks.

  2. Real-world use case 02

    Planning complex database migrations

    A dev is tasked with a migration.

  3. Real-world use case 03

    Validating startup pitches

    A startup uses the capability to ensure their aggressive dates are backed by actual task decomposition for potential investors.

Complete set · 1capability

The complete Estimation Prover capability set.

These are the exact actions your AI can choose when you ask it to work with Estimation Prover.

Capability set01 / 01

01

1 capability in this set.

Part of 1 available through Estimation Prover.

  1. 01 Capability

    Validate estimation

    Submit a project estimate to have it audited for scope gaps and hidden risks. This helps you catch missing buffers and vague requirements before you commit to a deadline.

Set up in minutes

One URL. Then ask Estimation Prover to work.

Claude and ChatGPT only need the Connector URL. Copy it once, add it in settings, and use Estimation Prover from the conversation.

Choose your client

Live preview
Advanced clients IDE · CLI

Claude · Web + desktop

Official guide ↗

Connector URL · ready to paste

Streamable HTTP
https://edge.vinkius.com/vk_preview_2EBBLjpOgvh99Mzj4qWjg1AX3u4JVxsWEXt8l5U8/mcp
  1. Step 01

    Open Connectors

    In Claude Web or Claude Desktop, open Settings and choose Connectors.

  2. Step 02

    Add the URL

    Choose Add custom connector, name it Estimation Prover, and paste the URL above.

  3. Step 03

    Turn it on in chat

    Select +, open Connectors, and enable Estimation Prover for the conversation.

Where the request belongs

Work Estimation Prover can move forward.

Built around the request

The engineering manager who is tired of projects slipping by weeks because of hidden complexities or the product owner who needs to set realistic roadmap dates for stakeholders without overpromising.

01

Engineering Manager

Uses this on Tuesday afternoons to audit project plans before they are presented to leadership.

02

Product Owner

Uses this to break down vague feature requests into concrete tasks with realistic dates.

03

Tech Lead

Uses this to identify hidden technical risks in new integrations before the team starts coding.

04

Project Coordinator

Uses this to standardize how different departments submit and validate their project timelines.

Bring your own AI

Change the model, client or framework. Keep Estimation Prover connected.

  • Claude
  • ChatGPT
  • Gemini
  • Cursor
  • VS Code
  • Windsurf
  • ZCode
  • Cline
  • Zed
  • Continue
  • Kiro
  • Roo Code
  • Zencoder
  • Goose
  • Void
  • Augment Code
  • Amp
  • Qodo
  • Tabnine
  • Pieces
  • Sourcegraph Cody
  • JetBrains
  • Warp
  • Amazon Q
  • Antigravity
  • BoltAI
  • Raycast
  • Jan
  • LM Studio
  • AnythingLLM
  • Open WebUI
  • Msty
  • Cherry Studio
  • LibreChat
  • TypingMind
  • Chorus
  • 5ire
  • n8n
  • LangChain
  • LlamaIndex
  • CrewAI
  • Vercel AI SDK

Before you connect

Questions about Estimation Prover.

The practical details behind the request, access and result.

How does Estimation Prover help with project deadlines?

It forces a rigorous breakdown of your project into small tasks. By identifying risks and historical data early, it helps you set realistic dates that you can actually hit.

Can Estimation Prover help me stop overpromising to stakeholders?

Yes. It provides a data-backed reason for your timelines. Instead of a guess, you can show a breakdown of scope, risks, and buffers to justify your dates.

What is the Planning Fallacy and how does this Connector fix it?

The Planning Fallacy is the human tendency to underestimate project time. This Connector fixes it by requiring evidence, like historical precedents and risk mapping, before a date is set.

Does Estimation Prover work for non-software projects?

While it is optimized for software development, it can be used for any project with complex dependencies, risks, and a need for granular scope decomposition.

How does this capability handle hidden technical risks?

It prompts you to explicitly name and rank risks like API reliability or knowledge gaps. This ensures they are accounted for in your final buffer rather than being surprises later.

Can I use Estimation Prover to break down large milestones?

That is exactly what it is designed for. It forces you to decompose large, vague milestones into discrete units of work that are usually two days or less.

How does Estimation Prover validate an estimate?

It analyzes the inputs based on a 5-pivot validation. You provide the task decomposition, risk mapping, historical context, buffer metrics, and assumptions. It rejects single-line guesses or projects without buffers.

What is the recommended buffer size?

The capability enforces a minimum 20% buffer on projects with clear precedents, and increases to 40% or more for complex integrations, new frameworks, or systems with high architectural risk.

How does Reference Class Forecasting work here?

It forces you to compare the new project with similar work completed in the past. If your past authentication integration took 3 weeks instead of the planned 1 week, you must adjust the new estimate's baseline accordingly.

One connection away

Give your agent a direct line to Estimation Prover.

Connect Estimation Prover once. Keep it beside 5,900+ managed Connectors when the next task needs more.

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