Wellbore Stability Analysis

Wellbore Stability Analysis MCP Connector for Claude

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Predict drilling safety windows by calculating mechanical integrity against formation stresses and pore pressures.

4 tools Official Updated Oct 1, 2026 Official Vinkius Partner

This MCP server provides specialized tools for drilling engineers to maintain borehole integrity. It calculates the critical mud weight window by balancing hydrostatic pressure against in-situ stresses. Use calculate_stability_window to determine the safe operating range between collapse and fracture pressures. You can also use evaluate_time_dependent_risk to predict how rock strength changes over time, or calculate_collapse_pressure to find the minimum pressure needed to prevent wellbore crushing. For chemical considerations, analyze_chemical_interaction estimates how fluid types like water-based or oil-based muds affect rock properties.

wellboredrillinggeomechanicsstabilityoil-and-gas

4 tools expose this connector's capabilities to your AI agent.

calculate_collapse_pressure

Specifically calculates the minimum pressure required to maintain borehole stability against crushing

calculate_stability_window

Determines the safe operating range for mud weight to prevent both collapse and fracturing

analyze_chemical_interaction

Estimates the impact of drilling fluid chemistry on the near-wellbore rock properties

evaluate_time_dependent_risk

Predicts how rock strength and stability change over time due to environmental factors

See how to talk to your AI agent using Wellbore Stability Analysis.

What is the safe mud weight window for a vertical well with 40 MPa vertical stress, 30 MPa min horizontal stress, 35 MPa max horizontal stress, 25 MPa pore pressure, 50 MPa UCS, and 1200 kg/m³ mud weight?

The safe mud weight window is 15.5 MPa, with a collapse pressure of 32.2 MPa and a fracture pressure of 47.7 MPa.

How much will the rock strength degrade after 24 hours if the initial strength is 45 MPa and the degradation rate is 0.1 per hour in shale?

The remaining strength is 21.6 MPa, representing a 52% degradation, and the stability status is critical.

What is the impact of using water-based mud on shale with a salinity of 5?

The strength reduction factor is 0.85, with a high swelling potential of 0.75, leading to increased permeability in the near-wellbore region.

You can use the `calculate_stability_window` tool. Provide the in-situ stresses, pore pressure, rock strength, and current mud weight to get the collapse and fracture pressure limits.

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