HN pritesh1908 3/12/2026

Show HN: We open sourced Vapi – UI included

Open-source voice AI agent platform with UI. Handles barge-ins, telephony, knowledge bases, and tool calls. Enables prompt tweaking without redeployment.

HN brianberns 3/12/2026

Show HN: Crushing Hearts with Deep CFR

AI system trained with Deep CFR algorithm to play Hearts at superhuman level. Game-playing research with imperfect information.

HN razodactyl 3/12/2026

LLM Agent Tool Calling Patterns

Technical patterns for AI agent tool calling based on 2+ years production experience. Covers design decisions and failure modes in agent runtimes.