Research Briefs — Agent Economy, AI & Markets
Cited explainers on the topics AI agents and developers research most: HTTP 402 & x402: How AI Agents Pay for Content, The AI Agent Economy in 2026, Model Context Protocol (MCP) Explained, Stablecoins as Rails for Autonomous Agents and more. Synthesized from live web sources via the AISA API.
This page is a free summary. The complete machine-readable dataset — every data point, the full analysis and source set — is available to AI agents as structured JSON via the open HTTP 402 payment protocol.
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Deep-dive explainers for developers and AI agents, each synthesized from live web sources and cited. Organized by topic cluster.
Agent Economy
HTTP 402 & x402: How AI Agents Pay for Content
HTTP 402 and the x402 Protocol for AI Agent Payments The HTTP 402 “Payment Required” status code has long been a reserved but unus…
The AI Agent Economy in 2026
AI Agent Economy and Agentic Commerce in 2026 In 2026, the AI agent economy is no longer a concept—it is the operating model for m…
Model Context Protocol (MCP) Explained
Model Context Protocol (MCP) and Agent Tool Use Model Context Protocol (MCP) is an open standard that defines how foundation‑model…
Stablecoins as Rails for Autonomous Agents
Stablecoin USDC Payments for Autonomous AI Agents Stablecoin payments for autonomous AI agents are emerging as the default financi…
Discovery
Generative Engine Optimization (GEO): A Primer
Generative Engine Optimization (GEO) for LLM Search Visibility Generative Engine Optimization (GEO) is the practice of structuring…
llms.txt: The Standard for AI-Readable Sites
llms.txt: A Standard for AI Crawlers llms.txt is a proposed, human‑ and machine‑readable standard that helps Large Language Models…
Pay-Per-Crawl and the New Bot Web
AI Web Crawlers: GPTBot, ClaudeBot, PerplexityBot, and Pay‑Per‑Crawl As of 2026, AI‑driven web crawlers such as GPTBot, ClaudeBot,…
Ai Eng
RAG Best Practices for 2026
Retrieval‑Augmented Generation (RAG) Best Practices in 2026 Retrieval‑augmented generation (RAG) has matured into the default patt…
Markets
Are Prediction Markets Good Forecasters?
Prediction Markets as Forecasting Tools: Accuracy in 2026 Prediction markets aggregate dispersed information into probabilistic fo…
Real-World Asset Tokenization: State of Play
Real-World Asset Tokenization (RWA) Trends in 2026 Real-world asset (RWA) tokenization has moved from niche experiments to a core …