Who should use mcp-contract?

mcp-contract is an open-source project built for developers.

Does mcp-contract have a free plan?

Yes — mcp-contract is open source under the MIT license and free to use.

What platforms does mcp-contract run on?

mcp-contract runs on the command line.

Is mcp-contract still maintained?

The GitHub repository shows 1 commit in the last 90 days.

What projects are similar to mcp-contract?

Similar projects tracked by PulseGate include mcp-pact, mcpvet, and mcp-mcts.

Is mcp-contract open source?

Yes — mcp-contract is open source under the MIT license, developed on GitHub.

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mcp-contract

PyPIInfrastructure

mcp-contract provides contract testing for Model Context Protocol (MCP) servers. It snapshots the current tool surface and automatically fails CI pipelines when changes would break agents or tools that depend on it. Useful for teams building and maintaining LLM agent tooling to ensure backward compatibility.

Open SourceMITCLI

Visit PyPI

Overview

5 features

mcp-contract is an Other dev tools project. It focuses on detecting breaking changes to MCP server tool surfaces that would break dependent AI agents before they reach production. mcp-contract is an open-source project aimed at developers. The project is open source (MIT). It ships for the command line.

mcp-contract first shipped in 2026. Development happens publicly on GitHub with 1 commit in the last 90 days. Among its 5 catalogued features are Contract Testing, Snapshot Validation, and CI Integration. It exposes integrations via an MCP server.

Summary written by a language model from the project’s public pages.

Contract Testing
Snapshot Validation
CI Integration
Schema Diff
Regression Testing

Built with & integrations

Connectors

MCP

Runs on

CLI

Trust & compliance

License

MIT

Verified signals

HTTPSOpen Source GitHubActive maintenance

Indexing history

What PulseGate has recorded for this listing

Indexed30 Jul · 06:16 UTC
mcp-contract verified against its public source
Source: PulseGate · Open

Frequently asked questions about mcp-contract

What does mcp-contract do?: Mcp-contract focuses on detecting breaking changes to MCP server tool surfaces that would break dependent AI agents before they reach production. It is catalogued under Other dev tools on PulseGate.
Who should use mcp-contract?: mcp-contract is an open-source project built for developers.
Does mcp-contract have a free plan?: Yes — mcp-contract is open source under the MIT license and free to use.
What platforms does mcp-contract run on?: mcp-contract runs on the command line.
Is mcp-contract still maintained?: The GitHub repository shows 1 commit in the last 90 days.
What projects are similar to mcp-contract?: Similar projects tracked by PulseGate include mcp-pact, mcpvet, and mcp-mcts.mcp-pact mcpvet mcp-mcts
How long has mcp-contract been around?: mcp-contract first shipped in 2026.
Is mcp-contract open source?: Yes — mcp-contract is open source under the MIT license, developed on GitHub.

At a glance

Platforms: Cli
Languages: English
Open source: Yes (GitHub)
License: MIT
First seen: 30 Jul 2026
Built for: developers
Model: Open source
Solves: Detecting breaking changes to MCP server tool surfaces that would break dependent AI agents before they reach production.

Registered as

GitHub: gulmezeren2-byte/mcp-contract
PyPI: mcp-contract

Developer

Gulmezeren2byte

Solo developer

GitHub

Open source

View on GitHub

Stars: 0
Forks: 0
Open issues: 0
Last commit: 30 Jul 2026
Commits 90d: 1
Contributors: 1
Authorship: Solo
Default branch: main
Latest release: v0.1.0 · 30 Jul 2026

Live coverage

Identity confidence: Low · 64
Indexed: 30 Jul 2026
Lifecycle: Alive
First seen: Jul 2026
Last seen: 30 Jul 2026

Identity audit (13)

Slug: mcp-contract-pypi-org
Lifecycle state recorded: 30 Jul 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 30 Jul 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Written by a language model from the project's public pages.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model from page content.
Last updated: 4 Aug 2026
Canonical URL: https://pypi.org/project/mcp-contract

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