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Tempo Mainnet: The Race to Agentic Commerce

Tempo’s Mainnet went live today, centering its debut on the Machine Payments Protocol (MPP) – a payment‑method‑agnostic layer designed to let AI agents transact autonomously on the web. The launch marks a shift from the company’s earlier focus on stable‑coin issuance and cross‑border remittances toward a broader vision of agentic commerce. MPP functions as a universal payment‑form for machines, exposing a simple HTTP‑based interface that can route payments through any supported method – from traditional Visa cards to Stripe‑backed stablecoins and Bitcoin Lightning. Tempo’s engineers highlighted extensive benchmarking that demonstrates low latency and high throughput, and they already have live flows for bridge funding and other enterprise use cases. The protocol is deliberately neutral, supporting multiple currencies and chains, and has been submitted to the IETF as a formal specification for HTTP status 402. In the interview, the team emphasized developer ergonomics, noting that “instead of authorizing with an API key, we authorize with a payment,” a design choice meant to simplify integration. They contrasted MPP with the competing X42 standard, arguing that MPP’s broader scope can express X42 transactions while X42 cannot fully capture MPP’s flexibility. Notable examples include an AI research agent that could instantly purchase a pay‑walled NYT article and a Lightning‑enabled proof‑of‑concept built in a single day. If adopted widely, MPP could become the de‑facto standard for machine‑to‑machine payments, accelerating the commercialization of AI agents and lowering friction for crypto‑native micro‑transactions. Its open, cross‑chain nature positions Tempo to capture a slice of the emerging $‑trillion AI‑driven commerce market, while also challenging existing standards like X42 for dominance in the next wave of decentralized finance infrastructure.