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AI Voice Agent Insights & Guides

Browse older CallSphere articles on AI voice agents, contact center automation, and conversational AI.

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12 min read0Mar 16, 2026

CrewAI Agent Roles: Defining Backstory, Goals, and Capabilities

Master the art of designing effective CrewAI agents by crafting specific roles, meaningful backstories, aligned goals, and configuring verbose mode for transparent agent reasoning.

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12 min read0Mar 16, 2026

CrewAI Tasks: Defining Work Units with Expected Outputs and Context

Master CrewAI Task design including task structure, expected_output specifications, context chaining between tasks, and async task execution for parallel agent workflows.

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11 min read0Mar 16, 2026

CrewAI Process Types: Sequential, Hierarchical, and Consensual Workflows

Compare CrewAI's three process types — sequential for linear pipelines, hierarchical for managed delegation, and consensual for collaborative decision-making — with practical examples of when to use each.

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11 min read0Mar 16, 2026

CrewAI Tools: Built-In and Custom Tools for Agent Capabilities

Extend CrewAI agents with built-in tools like SerperDevTool and ScrapeWebsiteTool, create custom tools using the @tool decorator, and configure tool sharing across multiple agents.

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12 min read3Mar 16, 2026

CrewAI Memory: Short-Term, Long-Term, and Entity Memory for Persistent Crews

Configure CrewAI's three memory systems — short-term for session context, long-term for cross-session learning, and entity memory for tracking people and concepts — with storage backends and embedding options.

Learn Agentic AI
11 min read1Mar 16, 2026

CrewAI Callbacks and Event Hooks: Monitoring Agent Progress in Real Time

Implement step callbacks, task callbacks, and custom event handlers in CrewAI to monitor agent reasoning in real time, log progress, and build observable multi-agent systems.

Learn Agentic AI
12 min read0Mar 16, 2026

CrewAI with Custom LLMs: Using Claude, Ollama, and Azure OpenAI

Configure CrewAI agents to use different LLM providers including Anthropic Claude, local Ollama models, and Azure OpenAI, with model parameter tuning and fallback strategies.

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13 min read0Mar 16, 2026

Building a Research Crew: Multi-Agent Team for Market Analysis

Build a complete CrewAI multi-agent team with researcher, analyst, and writer agents that collaborate through a task pipeline to produce a comprehensive market analysis report.

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