https://hammyasf.github.io/blog.html Essays on Web3, AI engineering, full-stack, and shipping software. en-us https://hammyasf.github.io/browser-game-asset-streaming.htmlhttps://hammyasf.github.io/browser-game-asset-streaming.htmlWed, 29 Jul 2026 00:00:00 GMTBrowser game asset streaming is a load-order problem, not a compression one. What I ship before the first playable frame, what waits, and how to avoid the mid-game hitch. https://hammyasf.github.io/session-keys-frontend.htmlhttps://hammyasf.github.io/session-keys-frontend.htmlMon, 27 Jul 2026 00:00:00 GMTSession keys stop the wallet popups, then die quietly. The four ways a session ends, why your UI is the last to know, and what I would build instead of a connected boolean. https://hammyasf.github.io/dynamic-tool-selection-agents.htmlhttps://hammyasf.github.io/dynamic-tool-selection-agents.htmlSat, 25 Jul 2026 00:00:00 GMTLoad every tool into an agent and tool-calling accuracy falls off a cliff. Why more tools make the model guess, and how I filter the toolset at runtime with retrieval. https://hammyasf.github.io/react-server-components-server-waterfall.htmlhttps://hammyasf.github.io/react-server-components-server-waterfall.htmlThu, 23 Jul 2026 00:00:00 GMTReact Server Components do not delete the data waterfall, they move it server-side where it hides. How the server-side waterfall forms and how I unwind it. https://hammyasf.github.io/websocket-backpressure-browser.htmlhttps://hammyasf.github.io/websocket-backpressure-browser.htmlMon, 20 Jul 2026 00:00:00 GMTWebsocket backpressure does not exist in the browser client. Why a fast feed drowns a slow tab, and the pacing patterns I use to keep live UIs honest. https://hammyasf.github.io/suspense-boundary-cls-streaming.htmlhttps://hammyasf.github.io/suspense-boundary-cls-streaming.htmlSun, 19 Jul 2026 00:00:00 GMTStreaming fixed my LCP and hurt CLS. Why matching skeleton heights does not work, and how Suspense boundary placement decides your layout shift. https://hammyasf.github.io/intent-based-swaps-frontend.htmlhttps://hammyasf.github.io/intent-based-swaps-frontend.htmlSat, 18 Jul 2026 00:00:00 GMTIntent-based swaps hand execution to a solver, so your swap UI can no longer promise a price it does not control. What breaks in the frontend and how I handle it. https://hammyasf.github.io/rollback-netcode-browser-determinism.htmlhttps://hammyasf.github.io/rollback-netcode-browser-determinism.htmlTue, 14 Jul 2026 00:00:00 GMTRollback netcode in the browser is not the hard part. Determinism is. Why your game desyncs, what breaks in JavaScript, and whether you even need rollback. https://hammyasf.github.io/x402-payments-api.htmlhttps://hammyasf.github.io/x402-payments-api.htmlMon, 13 Jul 2026 00:00:00 GMTx402 payments let software pay software over HTTP 402. What the flow really does, why it lands for agents, and the production traps the demo skips. https://hammyasf.github.io/gasless-transactions-paymaster.htmlhttps://hammyasf.github.io/gasless-transactions-paymaster.htmlSun, 12 Jul 2026 00:00:00 GMTGasless transactions hide the gas fee from users, but a paymaster still pays and can be drained. What breaks in production and how to sponsor gas safely. https://hammyasf.github.io/eip-7702-frontend.htmlhttps://hammyasf.github.io/eip-7702-frontend.htmlSat, 11 Jul 2026 00:00:00 GMTEIP-7702 lets a normal wallet address carry code, so your frontend can no longer treat every EOA as a plain key. What breaks, how to detect a delegated account, and the phishing surface it brings. https://hammyasf.github.io/cancel-streaming-llm-response.htmlhttps://hammyasf.github.io/cancel-streaming-llm-response.htmlFri, 10 Jul 2026 00:00:00 GMTCancel a streaming LLM response and the UI stops, but the model keeps generating and billing. What actually breaks on cancel, and how I wire it right. https://hammyasf.github.io/ai-agent-database-migrations.htmlhttps://hammyasf.github.io/ai-agent-database-migrations.htmlThu, 09 Jul 2026 00:00:00 GMTAI agent database migrations sound fine in a demo and go quiet-wrong on real data. Why the agent can write the migration but does not get to run it in prod. https://hammyasf.github.io/serverless-postgres-connection-pool.htmlhttps://hammyasf.github.io/serverless-postgres-connection-pool.htmlTue, 07 Jul 2026 00:00:00 GMTServerless functions exhaust a Postgres connection pool because each instance opens its own. Why it happens under load, and how I actually fix it in production. https://hammyasf.github.io/mcp-vs-direct-api-agents.htmlhttps://hammyasf.github.io/mcp-vs-direct-api-agents.htmlMon, 06 Jul 2026 00:00:00 GMTMCP vs direct API for an AI agent: when the tool server earns its place, when a plain API call is less code and fewer failure modes, and the test I use. https://hammyasf.github.io/ai-agent-onchain-data.htmlhttps://hammyasf.github.io/ai-agent-onchain-data.htmlSat, 04 Jul 2026 00:00:00 GMTGiving an AI agent on-chain data through raw RPC is a trap. Why I put an indexer between the agent and the chain, and what that actually fixes. https://hammyasf.github.io/durable-execution-ai-agents.htmlhttps://hammyasf.github.io/durable-execution-ai-agents.htmlThu, 02 Jul 2026 00:00:00 GMTDurable execution for AI agents lets a run resume from the last checkpoint after a crash instead of redoing unsafe work. Here is how I actually set it up. https://hammyasf.github.io/webgpu-slow-browser-game.htmlhttps://hammyasf.github.io/webgpu-slow-browser-game.htmlTue, 30 Jun 2026 00:00:00 GMTWebGPU shipped in every browser, but it will not fix a slow browser game. The real bottlenecks are download size and the main thread, not raw GPU power. https://hammyasf.github.io/multi-agent-systems-overhead.htmlhttps://hammyasf.github.io/multi-agent-systems-overhead.htmlFri, 26 Jun 2026 00:00:00 GMTMost multi-agent systems add coordination overhead before they add value. When one good agent wins, when multiple agents pay off, and how I decide. https://hammyasf.github.io/sse-vs-websockets-real-time-choice.htmlhttps://hammyasf.github.io/sse-vs-websockets-real-time-choice.htmlThu, 25 Jun 2026 00:00:00 GMTSSE or WebSockets for real-time features: how I actually decide, from someone who shipped live price and trading screens. Direction of data beats raw power.