x402 went from almost zero to more than 100M transactions on Base in ~9 months. Actually insane. So here are some of the key players in agentic commerce and what each one does ↓ 💳 Payment protocols & rails • @base | Leading settlement network for x402 activity • @mpp | Payment standard supporting stablecoin payment rails • @solana | Built for discovering and purchasing APIs • @circle | Enables tiny, gas-free USDC payments through Nanopayments • @Superfluid_HQ | Streams continuous onchain payments in real time 🤖 Interfaces & applications • @heysealai | Marketplace for agent-accessible workflows • @poncho_ai | Helps agents discover and access paid services • @clawpumptech | Launches autonomous agents for onchain markets • @daydreamsagents | Builds Task Market for agent-to-agent work • @PaymanAI | Deploys AI agents that execute banking transactions ⚙️ Payment infrastructure & facilitators • @CoinbaseDev | Verifies and settles x402 payments onchain • @stripe | Lets businesses accept machine payments through MPP and x402 🔎 Service discovery • @x402scan | Tracks x402 services, payments and ecosystem activity • @monid_ai | Connects agents to a catalog of pay-per-use tools • @orthogonal_sh | Lets agents discover, call and pay for APIs 🧩 Headless services • @trydrip | Lets agents pay premium financial writers for sourced answers • @ExaAILabs | Provides pay-per-request web search and content retrieval • @p0 | Provides paid Search, Extract and Deep Research APIs • @BlockRunAI | Provides access to AI models, data and compute 🛠️ Developer tooling • @wevm_dev | TypeScript SDK for integrating MPP payments • @agentcashdev | One balance for accessing multiple paid APIs • @apipaywall | Adds one payment gate supporting x402, MPP and Circle Nanopayments • @contofinance | Adds budgets, permissions and spending controls • @catena_labs | Built open identity and payment standards • @ampersend_ai | Adds policies, compliance, routing and audit trails to agent payments 🔐 Wallets, identity & spending controls • @crossmint | Provides agent wallets and programmable payments • @Nevermined_ai | Adds delegated spending and settlement for agent payments • @trySkyfire | Provides agent identity, authentication and payment infrastructure