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MCPSpend

Active·★ 51·MIT·Updated 2026-05-29
★ Trending★ Observability★ Dev Tooling

Real-time cost observability for Model Context Protocol (MCP) tool calls. Wraps any MCP server, attributes spend per tool/project/customer. Free tier 25K calls/mo. EU-hosted

MCPSpend provides real-time cost tracking for every MCP tool call across popular AI agent environments including Cursor, Claude Desktop, Windsurf, and VS Code. It offers a free tier of 25,000 tool calls per month and three ways to query usage: a web dashboard, an MCP server, and an HTTP API.

#ai-agents#ai-observability#claude-desktop#cost-tracking#cursor#llm-cost#mcp#mcp-servers
$ Install
$ npx --yes @mcpspend/proxy@latest init --key mcps_live_xxx
↗ Visit site★ GitHub
01

Features

01Real-time cost tracking for MCP tool calls
02Auto-detects and wraps configured MCP servers in popular clients
03Privacy-first: does not send tool arguments or responses
04Multiple query methods: web dashboard, MCP server, HTTP API
05Free tier with 25,000 calls per month
02

Compatibility

Claude Desktop
Claude Desktop
Verified via docs
Cursor
Cursor
Verified via docs
Windsurf
Windsurf
Verified via docs
VS Code
VS Code
Verified via docs
Claude Code
Claude Code
Verified via docs
03

Quick start

1
$ npx --yes @mcpspend/proxy@latest init --key mcps_live_xxx
04

Use cases

↳Monitor and optimize AI agent spending
↳Budget and alert on MCP tool usage
↳Analyze cost and performance per tool and server
05

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Related searches

MCPSpend AlternativesBest Observability Tools 2026Open Source ObservabilityMCPSpend TutorialMCPSpend Vs Competitorsai-agentsai-observabilityclaude-desktop

Comments

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  • E
    Emerson LewisMay 5, 2026

    Used to understand which MCP tools are driving API costs, caught several expensive outliers

  • D
    Dakota JohnsonApr 26, 2026

    The wrapper architecture works transparently without changing existing tool configurations

  • R
    Riley WhiteMar 25, 2026

    Real-time cost observability for MCP tool calls fills a genuine gap in AI cost management

  • K
    Kendall DavisMar 2, 2026

    Essential for teams with significant MCP usage who need cost attribution

On this page
01Features02Compatibility03Quick start04Use cases05Alternatives
Stats
GitHub Stars★ 51
Last commit1d ago
StatusActive
LicenseMIT
CategoryObservability
Trend (30d)
+2↑ 0.7%
Links
Documentation↗Discussion↗Issues↗Releases↗

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