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[BUG][MCP-PROTOCOL]: JSON-RPC unknown method returns -32000 instead of spec-mandated -32601

bugSomething isn't workingSomething isn't working

mcp-protocolAlignment with MCP protocol or specificationAlignment with MCP protocol or specification

triageIssues / Features awaiting triageIssues / Features awaiting triage

Status: Open.

#4307 In IBM/mcp-context-forge;

· jonpspri opened on Apr 19, 2026

[BUG][MCP-PROTOCOL]: Virtual-server composition excludes upstream resources and resource templates

bugSomething isn't workingSomething isn't working

mcp-protocolAlignment with MCP protocol or specificationAlignment with MCP protocol or specification

triageIssues / Features awaiting triageIssues / Features awaiting triage

Status: Open.

#4306 In IBM/mcp-context-forge;

· jonpspri opened on Apr 19, 2026

[BUG][MCP-PROTOCOL]: Gateway federation does not surface upstream prompts

bugSomething isn't workingSomething isn't working

mcp-protocolAlignment with MCP protocol or specificationAlignment with MCP protocol or specification

triageIssues / Features awaiting triageIssues / Features awaiting triage

Status: Open.

#4305 In IBM/mcp-context-forge;

· jonpspri opened on Apr 19, 2026

[BUG][MCP-PROTOCOL]: Gateway federation drops a subset of upstream tools

bugSomething isn't workingSomething isn't working

mcp-protocolAlignment with MCP protocol or specificationAlignment with MCP protocol or specification

triageIssues / Features awaiting triageIssues / Features awaiting triage

Status: Open.

#4304 In IBM/mcp-context-forge;

· jonpspri opened on Apr 19, 2026

[BUG][MCP-PROTOCOL]: Gateway does not relay notifications on the standalone GET /mcp/ stream (resource-subscription updates)

bugSomething isn't workingSomething isn't working

mcp-protocolAlignment with MCP protocol or specificationAlignment with MCP protocol or specification

triageIssues / Features awaiting triageIssues / Features awaiting triage

Status: Open.

#4303 In IBM/mcp-context-forge;

· jonpspri opened on Apr 19, 2026

[EPIC][BUG][MCP-PROTOCOL]: Gateway does not relay server→client traffic on the POST-correlated stream

bugSomething isn't workingSomething isn't working

enhancementNew feature or requestNew feature or request

epicLarge feature spanning multiple issuesLarge feature spanning multiple issues

mcp-protocolAlignment with MCP protocol or specificationAlignment with MCP protocol or specification

triageIssues / Features awaiting triageIssues / Features awaiting triage

Status: Open.

#4302 In IBM/mcp-context-forge;

· jonpspri opened on Apr 19, 2026

[TESTING]: plugin runtime cross-replica integration tests need per-replica identity verification

enhancementNew feature or requestNew feature or request

plugins

testingTesting (unit, e2e, manual, automated, etc)Testing (unit, e2e, manual, automated, etc)

triageIssues / Features awaiting triageIssues / Features awaiting triage

Status: Open.

#4300 In IBM/mcp-context-forge;

· jonpspri opened on Apr 19, 2026

[CHORE]: Seal UpstreamSession surface with mypy-enforced invariants

choreLinting, formatting, dependency hygiene, or project maintenance choresLinting, formatting, dependency hygiene, or project maintenance chores

COULDP3: Nice-to-have features with minimal impact if left out; included if time permitsP3: Nice-to-have features with minimal impact if left out; included if time permits

pythonPython / backend development (FastAPI)Python / backend development (FastAPI)

triageIssues / Features awaiting triageIssues / Features awaiting triage

Status: Open.

#4298 In IBM/mcp-context-forge;

· jonpspri opened on Apr 18, 2026

[TESTING]: Tasks capability compliance coverage (MCP 2025-11-25 § Tasks)

enhancementNew feature or requestNew feature or request

SHOULDP2: Important but not vital; high-value items that are not crucial for the immediate releaseP2: Important but not vital; high-value items that are not crucial for the immediate release

testingTesting (unit, e2e, manual, automated, etc)Testing (unit, e2e, manual, automated, etc)

triageIssues / Features awaiting triageIssues / Features awaiting triage

Status: Open.

#4295 In IBM/mcp-context-forge;

· jonpspri opened on Apr 18, 2026

[TESTING]: Federated multi-upstream compliance coverage

COULDP3: Nice-to-have features with minimal impact if left out; included if time permitsP3: Nice-to-have features with minimal impact if left out; included if time permits

enhancementNew feature or requestNew feature or request

testingTesting (unit, e2e, manual, automated, etc)Testing (unit, e2e, manual, automated, etc)

triageIssues / Features awaiting triageIssues / Features awaiting triage

Status: Open.

#4294 In IBM/mcp-context-forge;

· jonpspri opened on Apr 18, 2026

[FEATURE]: Multi-engine container mode — mount Python, Rust-edge, and Rust-full on distinct paths simultaneously

COULDP3: Nice-to-have features with minimal impact if left out; included if time permitsP3: Nice-to-have features with minimal impact if left out; included if time permits

enhancementNew feature or requestNew feature or request

pythonPython / backend development (FastAPI)Python / backend development (FastAPI)

rustRust programmingRust programming

triageIssues / Features awaiting triageIssues / Features awaiting triage

Status: Open.

#4293 In IBM/mcp-context-forge;

· jonpspri opened on Apr 18, 2026

[ARCHITECTURE]: Embed Python interpreter in Rust runtime for full mode instead of RPC

enhancementNew feature or requestNew feature or request

triageIssues / Features awaiting triageIssues / Features awaiting triage

Status: Open.

#4291 In IBM/mcp-context-forge;

· jonpspri opened on Apr 18, 2026