"Understanding File Access" 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.

Zero-install remote MCP server for proof-of-existence file attestation.

Production MCP server giving AI agents metered access to live Hedera blockchain data. Query token prices, screen identities, monitor governance, write tamper-evident HCS compliance records, and analyze smart contracts — all paid in HBAR micropayments per call.

Provide AI agents and automation tools with contextual access to blockchain data including balance…

Privacy-preserving file proofs on Solana. Files are hashed locally. Currently free, no API key.

Keyless x402 compliance on Base: $0.001 OFAC wallet screen, $0.05 pack, $0.95 company file.

Token API by The GraphA

com.thegraph.mcp.token-api

Query real-time blockchain token data across EVM and Solana networks. Access token balances, transfers, prices, holders, NFT ownership, DEX swaps, and liquidity pools. Supports Ethereum, Base, Arbitrum, BSC, Polygon, Solana, and more.

Gate DEX MCP for wallet auth, transfers, swaps, token info, market data, and RPC access.

Proof primitive for AI agents on MultiversX. Anchor file hashes on-chain as verifiable proofs.

MCP server that gives Claude, ChatGPT, and any MCP-compatible AI agent access to pay-per-call crypto/DeFi data via the x402 protocol.

Flare and Songbird intelligence with provenance, source health, MCP access and x402 readiness.