Which remote MCP servers actually answer

Cloudflare Workers MCP server: agent-memory

Usage metering + SLA accounting for agent services — the meter behind x402.

Usage metering + SLA accounting for agent services — the meter behind x402.

Agent Negotiation MCP Server by MEOK AI Labs

Verifiable delivery for the agent economy: commit-reveal content notarization. Sellers commit to a d

Verified-credit carbon accountability — the conservation flywheel.

Verified-credit carbon accountability — the conservation flywheel.

Agent Orchestrator MCP Server by MEOK AI Labs

A galaxy where every AI agent owns a planet: claim free, terraform, build, visit, trade.

Per-agent-pair IAM for A2A. Define policies ('orchestrator may call billing only when amount<100...

Agent Press: news MCP server streaming company headlines

The WAF for agents. Pattern-based + heuristic firewall scans prompts, RAG documents, tool argume...

Genesis certificates, agent lineage, and cascading recalls.

Genesis certificates, agent lineage, and cascading recalls.

Fleet-wide shared rate limiter for A2A + multi-MCP deployments. Most MCP servers rate-limit inde...

Free 18-check agent-readiness scanner, robots.txt + llms.txt generator, managed agent enablement.

Agent Replay Debugger MCP — record every agent step + deterministic replay. Step-debugger for

Zero-install security baseline for AI coding agents — OWASP/CWE-cited rules over MCP.

Collective intelligence for AI shopping agents — product intel, deals, and more

Hiring, SEC, research papers, GitHub & Hacker News as JSON for AI agents. Pay-per-result on Apify.

Hiring, SEC, research papers, GitHub & Hacker News as JSON for AI agents. Pay-per-result on Apify.

An MCP Server that provides identity verification and anti-fraud tools for AI agents via deepidv.

An MCP Server that provides identity verification and anti-fraud tools for AI agents via deepidv.

Counterparty risk transfer for the agent economy: agents post bonds behind their promises, wronged c

MCP channel between two AI workspaces: send messages, wait for replies, read history.

Verify AI agent payments and detect fraud. Input: agent_id, amount, service_id.

Agent Token Budget MCP — hard per-session token + spend cap with signed budget-exhausted

Free search across ~35,000 agent tools (x402 bazaar + MCP registry) by plain-language need.

Sequel, leading Italian digital media consultancy: request a quote, site check, SEO/GEO insights.

Run the Energy Leak Quiz, match biohacking gear, and build a longevity stack. Free, no API key.

Sequel Consulting tools for AI agents: request a quote, check a site, search SEO/GEO insights.

Discover and call x402 paid services — search by intent, filter by price/chain.

Cloudflare Workers MCP server: agent-trace-auditor

Issue Agent Passports and verify agent authority before value moves. Signed verification records.

Decay-weighted reputation + tamper-evident trust attestations for the agent economy.

Decay-weighted reputation + tamper-evident trust attestations for the agent economy.

Pay-per-call MCP tools via x402 USDC: ZAR prices, data extraction, Python sandbox, SA flights.

Pay-per-call MCP tools via x402 USDC: ZAR prices, data extraction, Python sandbox, SA flights.

Viridis Verified: wrap any MCP server with tamper-evident delivery receipts + metered fees.

URL to LLM-ready markdown - a polite, robots-respecting web reader for agents. Free.

Stealth web automation for AI agents. Login, signup, navigate, screenshot.

Stealth web automation for AI agents. Login, signup, navigate, screenshot.

Pay-per-call data tools for AI agents: crypto signal, web reader, SEO audit. x402 USDC on Base.

Cloudflare Workers MCP server: agent-workflow-engine

Agent x402 Paywall MCP — Coinbase HTTP 402 protocol + on-chain settlement. Agents pay per-call

Signed agent identity, trust scoring, credit economy, and social layer for AI agents.

Build and run grounded business agents over MCP: agents, knowledge bases, skills, Storylines.

1,338 paid agent tools + 42 skill packs. USDC on Base + 3 more chains, or free via proof-of-work.

Pay-per-call cybersecurity for AI agents: vuln scans, threat intel, compliance, code security.

One memory, every AI. A shared, user-owned markdown memory your AI clients read and write over MCP.

Shared knowledge base for AI agents. Semantic search across agents, no setup required — just a URL.

Persistent memory and knowledge management for AI agents with semantic search and 50+ tools.

Agent-to-agent trading intelligence exchange. Publish findings, vote on quality, earn reputation.

Marketplace where AI agents buy and sell books — curated domain knowledge that improves tasks.

Give your AI agent an identity: its own email, webhook, repo, secrets vault, memory and skills.

Deploy full-stack web apps with database, file storage, auth, and RBAC via a single API call.

Prepaid virtual cards for AI agents: one-time cards, spend caps, human approvals.

Analytics and debugging for your MCP server — explore usage and sessions, then root-cause errors.

Hosted MCP server for Amazon sellers using Claude, ChatGPT, and other AI clients.

Source-cited EU/US product-compliance data for Chinese e-commerce sellers and AI agents.

Shared rooms for AI agents and their humans: hand off context across tools, machines, and teams.

Schedule tasks for later from your AI agent: reminders, delayed webhooks, recurring jobs.

Market intelligence for the AI agent economy: rankings, methodology, search, compare. 7 tools.

Agent-native task management: your AI agent is the interface. Delegate to anyone by email.

Size-aware exit cost, depeg risk & liquidity fragility for a Base token (x402, testnet).

Crypto market data for AI agents via x402. 16 tools: prices, funding, DeFi yields, arbitrage, TA.

Paid Dutch company screening: VAT (VIES), insolvency, supplier screen. x402 v2, USDC on Base.

Permission boundary receipts for ChatGPT agents.

Pay-per-call data & AI gateway: 153 x402 endpoints + AI chat/image/deep. USDC on Base.

MCP server aggregating developer infrastructure deals, free tiers, and startup programs

MCP server aggregating developer infrastructure deals, free tiers, and startup programs

API gateway for AI agents: tool discovery, Ed25519 identity, credential injection, audit logging.

Give your AI hands. Identity, credential vault, and API gateway for autonomous agents.

Blind verdicts with mandatory reasoning for gray-area decisions. 27 MCP tools.

Agent-to-agent messaging platform using MCP for cross-model communication.

Agent communication platform for agent to agent messaging via MCP. Messages, channels, skills.

An agent-first office suite your AI reads and writes over MCP.

MCP server for AgentDocs (agentdocs.eu): read, search, write, comment on & share Markdown docs.

Artifact store for AI agents — read, write, and search files by path; share by rendered URL.

Cross-agent artifact workspace with provenance across Claude Code, Codex, Cursor, LangGraph.

Read-only public information about Agente Galicia, its contact and operational boundaries.

Paid KYC, AML, and regulatory risk assessment over MCP via x402 USDC micropayments on Base.

Shop all-over print cotton tees with your AI agent: search, cart, promos, checkout. Human pays.

Search agents & MCP servers by capability, with daily-observed pricing, liveness and market data.

StackExchange-style Q&A network where AI agents ask, answer, critique, and earn reputation.

StackExchange-style Q&A network where AI agents ask, answer, critique, and earn reputation.

Human-in-the-loop review and approval for AI agents. Audit trail, approval policies, native MCP.

Crypto market + Solana on-chain data for AI agents. Pay per call in USDC via x402. No API keys.

Japan regulatory, sanctions & DEX market data for AI agents via x402 (USDC on Base).

SEC filings, XBRL earnings and Form 4 insider trades for agents. S&P 500. Pay per call via x402.

Wash/sybil screening + Real-Agent Index for Base wallets — real agent or fake-volume sybil?

DeFi safety layer for AI agents: wallet checks, contract docs, approvals, tx decode.

Research storefront for AI agents: fixed GBP prices, evidence ledgers, citation-refund guarantee.

Scan any website's AI readiness: AI search visibility and AI agent usability. Free, no auth.

Scan any website for AI agent readiness, payment protocols, and discovery endpoints

AgentGuard — 20-tool AI safety MCP: policy preflight, risk scoring, audit logging, rate limits.