"Finding Accounts and Content to Retweet on Twitter" matching MCP servers:

Made-to-order data for AI agents via x402 micropayments on Base. Describe a need in plain language, get a custom quote, pay per call. No signup, no API keys. HTTP + MCP transports. 5 tools.

An MCP server that tracks the historical changes of Twitter usernames—frequent screen name changes in crypto projects can be a red flag for potential scam risks.

Enables generating on-chain attestations of agent service performance across Ethereum, Polygon, Arbitrum, Optimism, and Base, plus audit trail retrieval, attestation verification, and price lock lookup.

On-chain delivery receipts for x402 AI-agent payments on Solana: anchors SHA-256 digests of delivered content to a PDA after settlement; buyers verify proof of delivery offline with zero trust in the seller. Live MCP endpoint + npm bridge.

Live verifiable on-chain data for the $BOBAI token on BNB Chain: price computed from pair reserves × Chainlink (no price API), liquidity depth with LP-burn proof, buyback-and-burn audit trail, and fee-on-transfer-safe trade params. 13 read-only tools + 2 guided prompts, no API key.

This MCP wraps Bitrefill public API to allow agents to search for products and shop using cryptocurrencies like Bitcoin, Ethereum, Solana, and many more.

Generates MCP servers from smart contract ABIs, enabling Claude to interact with any Ethereum contract via natural language commands.

fomox402 broker + MCP server for last-bidder-wins games on Solana. Drop one URL into Claude / Cursor / Goose / Cline and the agent auto-registers a Privy-managed Solana wallet (faucet-funded with ~0.0024 SOL + $fomox402), bids via x402 micropayments, claims dividends, and plays autonomously. 14 tools wired up — register_agent, place_bid, claim_winnings, claim_dividend, list_games, get_me, etc. Str

Pay-per-call MCP server for on-chain blockchain data including wallet profiles, token metrics, protocol TVL, and gas prices.

Wallet-funded MCP client for six paid Utilia tools: Solana priority fees, transaction diagnosis and simulation, token-risk checks, PDF-to-Markdown, and audio normalization over x402. MIT-licensed and installable from npm.

Provides 205 tools for the Basis protocol on BNB Smart Chain, enabling trading, token creation, prediction markets, staking, loans, and more via natural language.

Provides a three-layer payment firewall for AI agents, enabling identity verification, risk screening, and execution authorization with on-chain policy enforcement for secure and auditable transactions.

Pay-per-call x402 data products on Base mainnet — sanctions screening, aviation weather, mortgage rates, US property dossier, title chain, wallet balance, and agent session auth. Every call settles in USDC with an on-chain receipt, no accounts or API keys.

Enables AI agents to generate videos by paying per call with USDC on Base via the x402 protocol, with no accounts or API keys required.

Trust infrastructure for the machine economy. Gives AI agents non-custodial smart accounts (ERC-4337), x402 payments, on-chain reputation via ERC-8004 trust registry, and service discovery. 8 tools: create accounts, transfer, check balances, pay for x402 services, publish/discover services, manage payment agreements, and send encrypted messages.

Enables AI agents to act as providers or clients on the Nayori Bitcoin commerce marketplace on Stacks mainnet, including registering, finding and applying to jobs, submitting deliverables, and getting paid in sBTC.

Search 14,000+ x402-enabled HTTP APIs by keyword. Agents pay $0.01 USDC per search via x402 micropayments on Base mainnet — no API keys or accounts required.

A Model Context Protocol server that connects Claude to Heurist Mesh APIs, providing access to various blockchain and web3 tools including cryptocurrency data, token security, Twitter intelligence, and web search capabilities.

Enables AI agents to play crypto prediction games on BattleGrid by managing accounts, submitting entries, and accessing market data through MCP tools and prompts.

Enables looking up Ethereum address mappings to Twitter/X and Farcaster identities, with tools for checking and retrieving identity data.

Pay-per-call AI microservices settled in USDC on Base via the x402 (HTTP 402) protocol. 28 tools including web search, summarization, extraction, code review, deep research, crypto safety, sanctions screening and on-chain data — no accounts or API keys.

Enables secure management of Squads multisig accounts on the Solana blockchain, allowing LLMs to create proposals, vote, and manage assets. It features built-in security auditing and local private key storage to ensure safe interaction with multisig configurations.

Enables agents to sell or access Ethereum JSON-RPC requests over x402 with per-call USDC payments on Base, no accounts or API keys, including per-method pricing, policy enforcement, and privacy protections.

Enables agents to submit claims, plans, or drafts for evaluation by a panel of frontier models from multiple vendors, receiving a structured consensus verdict with dissent, paid per call via x402 using USDC on Base without needing vendor accounts.

Enables AI agents to interact with the AI Network blockchain by managing accounts, submitting transactions, and reading database values. It supports registering Hyper Agents and accessing a Layer 2 DAG-based shared agent memory system based on staking status.

Enables on-chain attestation of any content onto the DigiByte blockchain, providing permanent, timestamped, tamper-evident proofs. Allows AI agents to notarize their outputs or verify attestations using only the blockchain.

Enables interaction with Stellar Classic and Soroban smart contracts, allowing users to manage accounts, process payments, and handle asset operations. It provides comprehensive tools for building, deploying, and retrieving the interfaces of smart contracts on the Stellar network.

Enables AI agents to query accounts, tokens, and topics and prepare transactions on the Hedera network over Streamable HTTP, with unsigned transaction bytes by default or non-custodial WalletConnect signing.

An AI-driven web3 collaboration protocol that enables users to create, collaborate, and transact on-chain via the Sui blockchain. It provides tools for AI agents to facilitate decentralized co-creation and manage transactions through personal accounts.

Lets you probe ERC-8004 agents on BNB Smart Chain by calling their declared MCP or A2A endpoints, checking payment requirements, reading on-chain reputation authorship, and finding agents by description.