Build a Voice Agent with Pipecat: Python Pipeline Framework (2026)
Pipecat 0.0.7x ships a frame-based pipeline for real-time voice. Wire Daily WebRTC, Deepgram, GPT-4o, and Cartesia into a working agent — code + pitfalls.
11 min read
Archive page 991 of 1224
AI Voice Agent Insights & Guides
Browse older CallSphere articles on AI voice agents, contact center automation, and conversational AI.
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Optimistic UI for Agent Interactions: Showing Immediate Feedback Before Server Response
Learn how to implement optimistic updates in AI agent chat interfaces to provide instant feedback, handle rollbacks on failure, and manage loading states for the best user experience.
10 min read
Building an Internal Mobility Agent: Job Posting, Skill Matching, and Transfer Assistance
Create an AI agent that powers internal job boards, matches employees to open positions based on skill profiles, supports transfer applications, and facilitates transition planning between teams.
13 min read
LangChain RAG Chains: Document Loaders, Text Splitters, and Retrieval QA
Build end-to-end Retrieval Augmented Generation pipelines with LangChain — covering document loaders, text splitting strategies, vector stores, retrievers, and RAG chain composition.
13 min read
Capstone: Building a RAG-Powered Knowledge Base with Admin Dashboard
Build a complete retrieval-augmented generation knowledge base with document ingestion, semantic search, a chat interface for users, and an admin panel with analytics for managing content.
14 min read
The Global AI Infrastructure Buildout: What the Next Wave of AI Factories Means for Business | CallSphere Blog
An analysis of the emerging AI factory concept, the massive infrastructure investment cycle it represents, and what this means for enterprises, workforce planning, and the broader technology landscape.
10 min read
Browser-Based AI Agents: WebGPU and transformers.js for Client-Side Intelligence
Build client-side AI agents using WebGPU acceleration and the transformers.js library, covering model loading, GPU inference in the browser, performance tuning, and privacy-first agent design.
11 min read
The Orchestrator Pattern: A Manager Agent That Delegates to Specialists
Learn how to build an orchestrator agent that breaks complex tasks into subtasks, delegates to specialist agents, aggregates results, and delivers a unified response using the OpenAI Agents SDK.
11 min read
Building a Semantic FAQ System: Finding Answers Using Vector Similarity
Build an intelligent FAQ system that understands user questions by meaning rather than keywords, using vector similarity to match queries to answers with confidence thresholds and graceful fallback behavior.
12 min read
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