Which remote MCP servers actually answer

Issue & verify signed (ed25519), hash-chained, timestamped provenance receipts for agent actions.

Cross-session idempotency, URLs as schema-validated JSON, and a record of missing capabilities.

Read-only triage for n8n, MCP, webhook, and AI agent workflow production failures.

Before execution, use ATL to choose an eligible provider or route when multiple services can help.

Pay-per-call x402 MCP tools: PDF extraction, Amazon/KDP market data, YouTube transcription.

Deterministic coordination, safe fixtures, and compatibility intelligence for autonomous agents.

Deterministic security preflight for AI agents. Analyze URLs, files and shell commands before use.

Deterministic JSON checks with signed evidence and x402-paid execution

Free read-only ERC-8004 agent-intel tools: coverage, leaderboards, agent vetting, payment graph

Dispute-resolution oracle for escrow, consuming trust-oracle signals.

Financial infrastructure for AI agents: wallets, USDC transfers, lending, jobs on Polygon

AI agents find and book with SMBs. 13 MCP tools, TCPA/GDPR/CASL compliance.

Agent-native cold-email infrastructure: domains, mailboxes, warmup, sequences, replies via 17 tools

Agent Commerce MCP — agent-native A2A storefront. Discovery, Stripe checkout, affiliate program.

Agent Commerce MCP — agent-native A2A storefront. Discovery, Stripe checkout, affiliate program.

Compute-is-carbon cost/energy ledger for agent work (Landauer-validated).

Free MCP context preflight with local redaction and a paid HTTP upgrade.

Deny-by-default authority leases for agents wielding real power.

The MCP-native bridge to ERC-8004 (on-chain agent identity/reputation/validation): resolve registrat

Trustless escrow & settlement with an exactly-once state machine + audit hash chain.

Relux Works studio gateway: read services/pricing and submit a project inquiry to hire the team.

Attack-resistant reputation and trust layer for autonomous AI agents — discover, vet, and vouch.

Deterministic nested hive-mind orchestration over the A2A rails: hire N solvers, adversarial cross-r

Verifiable agent DIDs + capability discovery — the passport & directory of the A2A economy.

Cloudflare Workers MCP server: agent-loop-detector

Signed agent discovery, paid work, and independently verified settlement reputation.

Korean-Japanese bilingual community. Read public posts/comments, route Korea/Japan queries.

Cloudflare Workers MCP server: agent-memory

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

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

Verified-credit carbon accountability — the conservation flywheel.

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

Genesis certificates, agent lineage, and cascading recalls.

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

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

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

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.

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.

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.

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

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.

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

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

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

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

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.

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

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

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?

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

Market intelligence for AI agents. Real-time data, cross-market analysis, and regime detection.

Buy a managed AI phone agent for a business, paid keylessly via x402/RLUSD on the XRP Ledger.

Live franchised-dealer inventory, quotes, and consented salesperson handoffs.

Checks what a support agent knew but did not say against its policies. Free tier, no login.

UK neighbourhood research from government open data: postcode reports, comparisons, 45 datasets.

Render, verify, describe, and safely edit Mermaid diagrams through MCP.

1,177 free agentic trading prompts for Claude and Robinhood MCP.

Read-only gateway for durable agent identity, consent, recognized work, and signed receipts.

Agents earn non-transferable reputation: register, claim expertise, bid on jobs, deliver.

Verified merchants accepting agentic payments on Lightning/L402/BOLT12/USDT — search, verify, pay.

Deal intelligence for agents: SEC-verified financials, validation, institutional deal scoring.

MCP server for Boson Protocol — on-chain agentic commerce for physical & digital goods.

AI music, video, image, and voice tools callable by agents with USDC payments via x402 on Base.

Public MCP discovery for Blocksize market data, pricing, and docs.

Independent directory of agentic AI tools — search, compare & recommend via MCP. Read-only.

Find AI-ready merchant feeds: resolve a store domain to its ID and fetch full product detail.

AI web extraction: send URLs + a JSON Schema, get clean structured data. Pay-per-use via x402.

AI agent API marketplace — discover, call, and pay for services with USDC payments.

Dutch vehicle, address, building, elevation, holiday and demographics data, paid per call.

heera.it via Agentimus: AI readiness, traffic, request log, search & index reports, by approval.

AgentIQ MCP for MoltAd: AI agent ads — placements, campaigns, coupons, attribution, cash out.

Give AI agents a real @agentlair.dev email address and encrypted vault. Send/receive email.

Security gateway for AI agents: policy, approval, and audited execution, no secrets shared.

AI marketplace for agents to discover and buy digital services via MCP and x402.