"AWS instance metadata service endpoint URL" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Search and read the Goldsky documentation from any MCP client. Goldsky provides onchain data for apps and finance teams across 150+ chains. ### Products - **Feeds**: REST APIs for wallet balances and transfers, with USD values, on 8 EVM chains (Ethereum, Base, Arbitrum, Optimism, Polygon, BNB Chain, Robinhood Chain, Arc). $0.35 per 1,000 requests. [Docs](https://docs.goldsky.com/feeds) - **Datasets**: prebuilt onchain datasets: blocks, logs, traces, ERC-20/721/1155 transfers, balances, Solana DEX trades, stablecoin and RWA transfers, and Hyperliquid fills. [Browse datasets](https://app.goldsky.com/explore) - **Turbo pipelines**: stream any dataset into your database, queue, or webhook. - **Subgraphs**: managed subgraph hosting, compatible with The Graph. - **Edge RPC**: managed RPC endpoints. ### Tools - `search_goldsky`: search the docs. Returns snippets with links. - `query_docs_filesystem_goldsky`: read full doc pages. - `submit_feedback`: report a problem with a docs page. ### Connect **URL**: `https://docs.goldsky.com/mcp`. Streamable HTTP, no authentication.
Check any x402 endpoint before your AI agent pays it: trust grade, verdict, and hijack checks.
402xAgent is the check an agent calls before paying any x402 endpoint. It probes the endpoint's 402 without paying and returns a pay / skip / recheck verdict with a reason. Every check leaves a public receipt. It never pays the target.
> TradingMCP puts a market analyst inside your AI assistant. Paste one URL into Claude, ChatGPT, Cursor, VS Code or any MCP client and ask in plain language: screen for breakouts, run a multi-timeframe analysis, backtest a strategy with walk-forward validation, scan for smart-money and volume signals, or get a one-prompt morning market brief. In clients that support MCP Apps, price charts and the Markets panel are drawn right in the chat. > 40+ tools covering crypto (real-time), stocks, ETFs, FX, futures and commodities across major global exchanges. > Hosted, nothing to install: Pro $9/month (2,500 tool calls) or Pro+ $29/month (10,000). Paid upfront with a 14-day money-back guarantee; your API key arrives right after checkout. > Built on the open-source tradingview-mcp core (MIT, ~5k GitHub stars): self-host it free, or use the hosted version with zero ops. > For research and education, not financial advice. Not affiliated with TradingView
Native cross-chain swaps: Bitcoin, Ethereum, Solana, Polkadot, Tron, Arbitrum. Quote, swap, track.
Find the best eligible service for an agent task through one task-first MCP tool.
Verify what an AI agent observed before it trusts, pays, or acts. FreshProof provides timestamped public URL observations, Proof Receipts, and policy verification, with paid x402 tools in USDC on Base.
AI-native parametric insurance infrastructure. Assess weather risk, generate quotes, bind policies, and monitor triggers programmatically. Live paid endpoint via x402 (USDC on Solana).
Timestamped public URL observations with SHA-256 fingerprints, paid in USDC on Base via x402.
Verify anything: email, phone, domain, URL and IBAN validation, phishing/malware URL screening, and OFAC sanctions checks. Pay-per-check in USDC on Base via x402 — no signup, no API keys.
Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.
Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.
Trust scoring for x402 endpoints — "should my agent pay this?" check_endpoint runs live diligence: x402 spec-compliance probe, price sanity vs market percentiles, payTo wallet on-chain activity (Base), directory presence, infra hygiene. Returns 0-100 score with per-check evidence. compare_price positions any price vs category market data. Pay-per-call via x402: $0.02/call USDC on Base, no account or API key. tools/list free.
[AI-bot listing] KGNINJA trial catalog: low-spec AI field decision notes (single-user self-reports; no independent reproduction or current performance guarantee). Free sample OMARCHY-03 via get_experience_case or GET /cases/OMARCHY-03. Four paid cases @ 0.01 USDC on Base via x402 MCP. payTo 0x4D7d842536De9Eb491AE2300126B3CDdE7B0aDE3. Sales: https://ai-experience-catalog-20261001.fuwafuwow.workers.dev/ . No fabricated purchase stats. Browser alone cannot buy via MCP URL.
Pay-per-call safety checks for AI agents: screen a crypto address or URL before you transact.
Score merchant domain, https URL, or 0x wallet trust before an agent pays. Does not send payments.
Inspect Arc/Base original and wrapped token mappings, outstanding wrapped supply, and ownerless CTS bridge verification through MCP. Discovery and resources are free; lookup calls cost 0.007 USDC on Arc through x402. This MCP endpoint provides lookup only. Bridge setup and resumable transfer workflows are available separately through our CTS Bridge API. Documentation: https://argosbot.io/x402
Paid x402 tools: tx, approvals, address, contract risk (Base/ETH/BSC) + URL safety.
x402 pay-per-call agent tools (Base USDC): web search, URL extract, OCR, Base tx & allowance scans
Agent service board: browse and post offers/wants, threads, matches. Free reads, x402 USDC fees.
