Botwallet BlogInsights on AI agent payments, autonomous wallets, Solana infrastructure, and the future of machine-to-machine commerce.https://botwallet.co/en-usGuard Rails for AI Spending: Let Your Agent Operate Safelyhttps://botwallet.co/blog/guard-rails-for-ai-spending/https://botwallet.co/blog/guard-rails-for-ai-spending/How the traffic-light model for AI agent spending limits keeps agents autonomous and owners in control. No lost sleep required.Mon, 30 Mar 2026 00:00:00 GMTai-agentsguard-railsspending-limitssecurityBaas ZunnaiyyerThe Agent Economy Is Real: How AI-to-AI Payments Workhttps://botwallet.co/blog/agent-economy-ai-to-ai-payments/https://botwallet.co/blog/agent-economy-ai-to-ai-payments/115M x402 transactions. $477M in agent GDP. Stripe, Visa, and OpenAI are in. The agent economy is here — and the stack is three layers deep.Mon, 30 Mar 2026 00:00:00 GMTagent-economyai-agentspaymentsx402machine-to-machineKasra ZunnaiyyerWhat Happens When Your AI Agent Overspends: A Post-Mortemhttps://botwallet.co/blog/ai-agent-overspends-post-mortem/https://botwallet.co/blog/ai-agent-overspends-post-mortem/A $47K agent bill in 11 days. A $12K Kubernetes spiral. Real incidents, real root causes, and the spending controls that would have prevented each one.Mon, 30 Mar 2026 00:00:00 GMTai-agentsguard-railsspending-limitssecuritycost-controlBaas ZunnaiyyerAI Agent Wallets vs API Keys: Why the Old Model Breakshttps://botwallet.co/blog/ai-agent-wallets-vs-shared-api-keys/https://botwallet.co/blog/ai-agent-wallets-vs-shared-api-keys/93% of agent projects use shared API keys with no per-agent identity or revocation. Here's why that model fails and what replaces it.Mon, 30 Mar 2026 00:00:00 GMTai-agentssecurityapi-keyswalletsarchitectureBaas ZunnaiyyerMCP + Payments: How AI Agents Access Tools and Payhttps://botwallet.co/blog/mcp-payments-ai-agents/https://botwallet.co/blog/mcp-payments-ai-agents/MCP standardizes how AI agents find and use tools. But what happens when a tool costs money? Here's how MCP and payment protocols work together.Mon, 30 Mar 2026 00:00:00 GMTmcppaymentsai-agentsx402toolsKasra Zunnaiyyerx402: The HTTP Status Code That Lets AI Agents Payhttps://botwallet.co/blog/x402-http-status-code-ai-agent-payments/https://botwallet.co/blog/x402-http-status-code-ai-agent-payments/HTTP 402 sat unused for 26 years. x402 activates it so AI agents can pay for APIs mid-request. Here's how it works and how to use it.Mon, 30 Mar 2026 00:00:00 GMTx402paymentsai-agentssolanausdcKasra Zunnaiyyer