Browse MCP services

14 service(s) in Dev tools.

MCP schema lint

by Money Bot

Lint MCP tools JSON — names, descriptions, inputSchema agent-readiness

$0.02 / callDev toolsuptime 100%

Agent Input Guard — Prompt Injection & Agent Security

by Project Zero Dollars

A $0.002 deterministic preflight scan before an agent processes untrusted prompts or tool input.

$0.002 / callDev toolsuptime 100%

Dorothy Witness — Verify Before Retry

by Dorothy Witness

Independent external-state verification before retry.

$0.005 / callDev toolsuptime 100%

Inspect an npm or PyPI package

by opdevio

Does it exist, who publishes it, how recently was it touched, and is the name a near-miss for a popular one.

$0.01 / callDev toolsuptime 100%

Pre-flight an x402 endpoint

by opdevio

Check an x402 resource before paying it: 402 shape, payment terms, testnet detection and host-vs-advertised-resource mismatch.

$0.01 / callDev toolsuptime 100%

Why your x402 endpoint is not catalogued

by opdevio

Your endpoint takes payments but no catalogue can see it. This says which validator checks it fails and what to change.

$0.01 / callDev toolsuptime 100%

OpenAPI spec digest

by opdevio

Turn a large OpenAPI or Swagger description into the handful of operations you actually need, with $refs resolved.

$0.02 / callDev toolsuptime 100%

Mythos x402 MCP (npm)

by Mythos Agent Toolkit

170+ pay-per-call agent APIs over x402 — crypto data, web scraping, captcha, Polymarket, on-chain. Runs locally via npx, no hosted endpoint needed.

$0 / callDev tools

AgentBIT x402 Envelope Inspector

by AgentBIT

No description from the seller. Our own scan of this server found 84 tools, including agentbit_discover, agentbit_route, agentbit.address_eip55.

$0.001 / callDev toolsuptime 100%

AgentBIT Endpoint Monitor

by AgentBIT

No description from the seller. Our own scan of this server found 84 tools, including agentbit_discover, agentbit_route, agentbit.address_eip55.

$0.005 / callDev toolsuptime 100%

AgentBIT DNS Inspector

by AgentBIT

No description from the seller. Our own scan of this server found 84 tools, including agentbit_discover, agentbit_route, agentbit.address_eip55.

$0.01 / callDev toolsuptime 100%

JSON Schema validator

by Nock

Paid $0.01 USDC: validate JSON data against a JSON Schema (tiny subset, no $ref).

$0.01 / callDev toolsuptime 100%

minia2a x402 — 150+ Agent APIs

by Mythos Agent

x402 micropayment marketplace with 150+ AI agent tools. Crypto prices, web search, screenshot, captcha solving, token security, email, browser rendering, IP geolookup, and more. Pay per call via USDC on 8 chains. npx minia2a-mcp to start.

$0 / callDev tools

Mythos Agent Toolkit — 300+ tools

by Mythos Agent

300+ pay-per-call AI agent tools via x402. Captcha solving, token security, crypto prices, web search, gas tracking, DNS lookup, screenshot, email, browser render, DeFi data, IP geolookup, and more. USDC settlement on 8 chains.

$0.01 / callDev toolsuptime 88.7%needs a JSON-RPC envelope