people · May 20, 2026
AI Engineer Roadmap v3 Adds Helicone to Observability Tools List
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Harsh Singh released AI Engineer Roadmap v3 on May 15 2026. The update incorporates Helicone alongside Arize Phoenix for observability in AI agent systems. Key additions include prompt caching structured outputs E2B code sandboxing ColPali late chunking and computer use features. The full roadmap spans 10 stages 247 topics and 89 free resources covering math to system design. Roadmap v3 follows the original version posted on May 11 2026 that had accumulated 303 likes.
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