Registry › Compare › MCP Inspector vs mcp-proxy

MCP Inspector vs mcp-proxy

Both are Grade A and 4.8 points apart, so choose on what you weigh most. MCP Inspector leads on maintenance and adoption.

A MCP Inspector 91.8

Deterministic testing tools for MCP servers

modelcontextprotocol/inspector · #14 overall · #3 Protocols & Tool Integration · coverage B (3/5)

Choose MCP Inspector if maintenance and adoption matter most.

+2.7Adoption: 740.1k weekly downloads against 84.5k
+1.2Maintenance
+1.1Transparency: OSSF Scorecard 7.3 against 6.0

A mcp-proxy 87.0

A bridge between Streamable HTTP and stdio MCP transports

sparfenyuk/mcp-proxy · #74 overall · #8 Protocols & Tool Integration · coverage B (3/5)

mcp-proxy doesn't lead on any scored dimension in this pair.

Where they differ

18.4

Safety / IntegrityMCP Inspector +0.4

18.0

14.7

TransparencyMCP Inspector +1.1

13.6

19.7

MaintenanceMCP Inspector +1.2

18.5

17.5

AdoptionMCP Inspector +2.7

14.8

+3.5

Runtime calibrationmcp-proxy +0.6

+4.1

1 dimension identical: Identity 18.0 · Full evidence table

An independent, evidence-based trust comparison of MCP Inspector and mcp-proxy, two Protocols & Tool Integration projects in the HVTracker registry. Scores come from public, checkable signals — supply-chain provenance, OSSF Scorecard, maintenance, and adoption — not popularity.

Full evidence

Signal	MCP Inspectormodelcontextprotocol/inspector	mcp-proxysparfenyuk/mcp-proxy
HVTrust score	91.8	87.0
Evidence grade	A	A
Coverage grade	B	B
Overall rank	#14	#74
Rank in Protocols & Tool Integration	#3	#8
GitHub stars	11.2k	2.8k
Last updated	5d ago	1d ago
Build provenance	Yes	Yes
OSSF Scorecard	7.3 / 10	6.0 / 10
License	NOASSERTION	MIT
Downloads	740k/wk	84k/wk
Trust dimensions (points earned)
Safety / integrity / 25	18.4	18.0
Identity & provenance / 18	18.0	18.0
Transparency / 17	14.7	13.6
Maintenance / 20	19.7	18.5
Adoption / 20	17.5	14.8
Runtime capability surface (full matrix)
MCP server	Implemented	Implemented
External providers	—	—
Requires API keys	No	Yes
Plugin surface	—	—
Provenance drift	Match	Match

Open in the live compare tool → MCP Inspector profile mcp-proxy profile More Protocols & Tool Integration →

How to read this: HVTrust (0–100) weighs supply-chain signals (provenance, OSSF Scorecard, signed commits, open license) alongside real-world adoption, scaled by an evidence-confidence factor. Grade bands: A ≥ 80, B ≥ 65, C ≥ 50, D < 50. Signals refresh daily. Full methodology v4.4 →