"Creating files with a public endpoint" matching MCP servers:

Enables querying public Bitcoin network data including fees, mempool status, hashrate, transactions, address stats, and Lightning network information without requiring API keys.

Cross-chain cryptocurrency swaps via Chainflip. Get quotes, execute swaps, and track progress. No API key required to get started.

PulseChain on-chain analytics for AI agents. 20 tools: token safety scores (0-100, A-F), honeypot detection, whale tracking, smart money feed, scam alerts, DEX volume, bridge stats, holder leagues. 11 free + 9 pro with API key.

Universal HTTP 402 Micropayment Protocol & Autonomous Economic Settlement Engine for AI Agents on Base L2.

Enables natural language queries and JSON-RPC calls to 69+ blockchain networks through Grove's free public endpoints. Supports Ethereum, Solana, Cosmos chains, and Layer 2 solutions without requiring authentication or API keys.

A free public MCP server for Web3 data, providing live chain info, token prices, market data, wallet/token lookups, and travel search, with optional pay-per-call tools settled via x402.

Enables interaction with Binance Smart Chain, including wallet management, token transfers, contract execution, PancakeSwap swaps, and four.meme token creation.

Agent-Level Transaction Safety Oracle. Before an AI agent signs a blockchain transaction, it returns a SAFE/UNSAFE verdict with a SENTINEL Score (AAA-D) and risk flags. Pay-per-call $0.005 USDC via x402 on Base.

Enables AI agents to query blockchain data across EVM chains and Sui through token-efficient MCP tools, including balances, transactions, logs, NFTs, token prices, and Sui objects/events, with optional TORPC tiered ABI decoding.

Enables AI agents to hold XNO and make feeless, instant per-API-call payments via the public rpc.nano.to node, including wallet management, paid tool execution, and a self-hostable x402 payment facilitator.

Enables AI agents to hold Nano (XNO) and pay per API call through a public node, providing wallet operations and pay-per-call tool access.

Virtual MasterCards for AI agents. Issue and manage cards via MCP.

Non-custodial HD wallet API for AI agents. Generate wallets on 6 chains (ETH, Base, SOL, BTC, TRX, XMR), check balances, send crypto, and swap cross-chain via Wagyu aggregator. 10% referral commissions.

Connects Claude and ChatGPT to a marketplace of AI specialist packages, letting assistants discover and purchase on-chain licenses, activate them, then run each package's method step by step. It also exposes knowledge-base search, templates, persistent memory, tool execution, and deliverable submission with sandbox verification.

Seraph is Kondux's crypto transaction firewall and risk-scoring MCP server for AI agents. It provides OAuth-secured Streamable HTTP tools for pre-trade checks, token/address risk, gas, balances, liquidity, agent reputation, dependency advisories, and tenant guardrails.

Multi-language crypto news MCP server with editorial summaries, sentiment labels (BULLISH/NEUTRAL/BEARISH), and importance scores (0–100). 6 tools across 8 languages; every story credits the original publisher. Bridges stdio to the public Streamable HTTP endpoint at https://zippfeed.com/mcp/.

MCP server for Ethereum Swarm decentralized storage. Provides 12 tools for uploading and downloading data and files, managing postage stamp batches, and working with Swarm feeds — all via the Bee API. Works with the public Swarm gateway or a local Bee node.

A MCP server for interacting with Aptos documentation and creating full-stack Aptos blockchain applications.

Enables AI agents to perform pay-per-call security verification of wallets, tokens, contracts, dApps, agents, and more via a remote endpoint with no installation.

Enables agents to read Nockchain data through seven read-only tools, including accurate balance lookups, payment verification with confirmations, block and transaction inspection, and endpoint health monitoring. It resolves balances missed by the public address selector and avoids answering from stale nodes.