Build

Build guides

Hands-on walkthroughs for shipping production agents — orchestration, evaluation, memory, infrastructure, cost control.

Guide · 3-4 hours

Ship a browser agent on Browserbase

A production browser-agent stack with anti-bot resilience, session replay, and a kill switch.

intermediate browser
Prereqs Browserbase account · Node 20+
Guide · 4 hours

Cost controls for agent workloads

Token budgets, fallback tiers, and the dashboards that catch runaway runs before they hurt.

intermediate general
Prereqs Agent in production · Observability stack
Guide · 6-8 hours

Build a replay-based eval set in a weekend

How to capture, redact, and score real production sessions to evaluate agent candidates.

intermediate general
Prereqs Production agent running · Storage for logs
Guide · 90 minutes

Build your first production agent with LangGraph

A 90-minute walkthrough that ships a tool-using agent with persistent state, retries, and observability.

intermediate general
Prereqs Python 3.11+ · OpenAI or Anthropic API key · Basic LangChain familiarity
Guide · 2 hours

Add long-term memory with Letta

Wire a hierarchical memory store into an existing agent and audit what it remembers.

intermediate general
Prereqs Existing agent · Postgres or Letta cloud