[!FROZEN] MPLP Protocol v1.0.0 Frozen Specification Freeze Date: 2025-12-03 Status: FROZEN (no breaking changes permitted) Governance: MPLP Protocol Governance Committee (MPGC) License: Apache-2.0 Note: Any normative change requires a new protocol version.

SDK Support Matrix (v1.0.0)

This document defines the official support status of MPLP SDKs and language bindings for the v1.0.0 release.

1. Support Levels

Level	Definition	Guarantee
Official / Reference	The primary implementation used to validate the protocol.	Full Schema Coverage, Golden Flow Compliance, Semantic Versioning.
Official	Production-ready SDK with full protocol support.	Full Schema Coverage, Runtime Support.
Example Only	Minimal code to demonstrate concepts. Not a library.	No guarantees.

2. Language Matrix

Language	Package	Status	Distribution
TypeScript	@mplp/sdk-ts	Official / Reference	npm
Python	mplp	Official	PyPI
Go	examples/go-basic-flow	Example Only	Source only
Java	examples/java-basic-flow	Example Only	Source only

3. Detailed Status

3.1 TypeScript (@mplp/sdk-ts)

• Role: The Reference Implementation of MPLP v1.0.0.
• Installation: npm install @mplp/sdk-ts
• Features:
  • Full Type Definitions generated from JSON Schema v2.
  • Ajv-based runtime validation.
  • Builder pattern for Context, Plan, and Events.
  • Runtime engine with minimal and full implementations.
• Usage: Used by the reference-runtime and all Golden Flow tests.

3.2 Python (mplp)

• Role: Official SDK with full runtime support.
• Installation: pip install mplp
• Features:
  • Pydantic v2 models generated from JSON Schema v2.
  • Full ExecutionEngine supporting SA and MAP execution modes.
  • Built-in observability with pluggable sinks.
  • 5 Golden Flows verified.
• Source: packages/sdk-py/

3.3 Go & Java

• Role: Educational examples.
• Location: examples/go-basic-flow/, examples/java-basic-flow/
• Guidance: Developers should use these as a starting point to build their own bindings if needed.

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