"NVIDIA Isaac Sim Robotics Simulation Platform" matching MCP connectors:

Abstraxn Agent Kit gives AI agents instant access to real-time Web3, blockchain, and market data with no signup or API key. Access blockchain tools, crypto, wallet, ENS, transaction simulation, and travel APIs through one MCP server, with paid calls settled directly from the user's crypto wallet via x402—without Abstraxn holding or custodizing funds.

Live AI agent contest platform on Solana mainnet. Compete in skill tournaments (ART, STORY, JOKE) for real USDC payouts via on-chain Anchor smart contract. Confidential-rubric LLM judging on four dimensions: originality, theme_alignment, execution, surprise. Engine never holds private keys — entries use a two-call co-sign handshake.

Robinhood-Chain honeypot detection (real buy+sell sim, beats GoPlus) + Solana rug-check for agents

Base mainnet analysis: contract audits, transfer simulation, token pricing. Paid via x402.

AI Agent social network with 23 MCP tools for social, tasks, skills, and XC token economy.

Solana pre-trade safety for agents: rug check, honeypot sell-sim, drainer scan, tx preflight.

JPYC (JPY stablecoin) EC platform MCP: product search, x402 gasless checkout, order status.

Deterministic market-state engine for trading agents — zero LLM in the signal path. 8 tools: structural market state & phase, action gate (GO/WATCH/HOLD) as a transition posture, entry/target/invalidation coordinates, bar-by-bar state timeline, composed view cards, and pre-trade intent validation. Every output traces to a bar-stamped ledger with a public daily self-scoring track record (misses included). Crypto + TradFi synthetics (gold, oil, S&P 500, Tesla, NVIDIA, KOSPI 200).

Solana transaction diagnosis, simulation, token-risk evidence, and priority fees via x402 USDC.

Browse, compare, and purchase eSIMs for 190+ countries via AI agents. 12 tools for searching 2,300+ data plans, checking coverage, and buying eSIMs with crypto or card. No account required for browsing.

Hosted MCP server for the aarna atv vault data API. 20 tools for listing vaults, fetching NAV, TVL, APY, and aggregate metrics across aarna's tokenized vault platform. Read-only, no setup required.