AgentIndex icon
AgentIndex
MCPSpend logo
MCPSpend
★ 71
vs
inspector logo
inspector
★ 2.3k

MCPSpend vs inspector

MCPSpend: 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.; inspector: MCPJam Inspector is a comprehensive development platform for MCP servers, apps, and ChatGPT applications. It offers robust tools for debugging, chatting with LLMs, inspecting server components, and evaluating performance, thereby streamlining the development workflow without requiring external services like ngrok or separate LLM subscriptions. It supports multiple deployment methods, including a hosted web app, desktop applications, and a terminal-based CLI/SDK, facilitating flexible iteration and seamless integration into CI/CD pipelines.

01

TL;DR

MCPSpend logo
MCPSpendObservability · ★ 71

Monitor and optimize AI agent spending

Read MCPSpend full review →
inspector logo
inspectorObservability · ★ 2.3k

Local Development & Debugging: Rapidly iterate on MCP projects, debug server issues, and test OAuth flows without external tunnels.

Read inspector full review →
02

Side-by-Side Comparison

Field
MCPSpend logoMCPSpend
inspector logoinspector
Category
Observability
Observability
Stars
★ 71
★ 2.3k
License
MIT
NOASSERTION
Install Command
npx --yes @mcpspend/proxy@latest init --key mcps_live_xxx
npx @mcpjam/inspector@latest
Updated
1mo ago
1d ago
Open Source
Yes
Yes
Website
↗ Visit
↗ Visit
GitHub
↗ GitHub
↗ GitHub
Tags
ai-agents, ai-observability, claude-desktop
anthropic, chatgpt, cicd
03

Features

MCPSpend logoMCPSpend
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
inspector logoinspector
01Debug: Inspect JSON-RPC messages and OAuth exchanges with full traces.
02Chat: Interact with any LLM against your server, with full trace visibility into tool calls and context.
03Inspect: Explore your server’s tools, resources, and prompts in a single interface.
04Evaluate: Run evaluations across multiple LLMs and track accuracy over time to catch regressions.
05CI/CD: Integrate CLI and SDK into pipelines (e.g., GitHub Actions) for automated testing, evals, and OAuth checks.
04

Use Cases

MCPSpend logoMCPSpend
↳Monitor and optimize AI agent spending
↳Budget and alert on MCP tool usage
↳Analyze cost and performance per tool and server
inspector logoinspector
↳Local Development & Debugging: Rapidly iterate on MCP projects, debug server issues, and test OAuth flows without external tunnels.
↳Automated Testing & CI/CD: Integrate into GitHub Actions or other CI/CD pipelines to run end-to-end tests, evaluations, and specification conformance checks on every pull request.
↳Team Collaboration: Share server configurations and collaborate in real-time on debugging and evaluation within shared workspaces.
FAQ

FAQ

What is the difference between MCPSpend and inspector?
Both MCPSpend and inspector are in the Observability category. MCPSpend has 71 stars, while inspector has 2.3k stars.
Which is better, MCPSpend or inspector?
The best choice depends on your use case. Choose MCPSpend if Monitor and optimize AI agent spending, and inspector if Local Development & Debugging: Rapidly iterate on MCP projects, debug server issues, and test OAuth flows without external tunnels..
Is MCPSpend free or open source?
Yes, MCPSpend is open source on GitHub (MIT).
Is inspector free or open source?
Yes, inspector is open source on GitHub (NOASSERTION).
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Related

Alternatives to MCPSpend →Alternatives to inspector →MCPSpend details →inspector details →