Meta Muse Spark: The Internal Model Behind Hatch (When It Ships)
Meta Muse Spark is the in-house model meant to eventually power Hatch — here is what we know and why Meta is shipping on Anthropic in the meantime.
7 min read
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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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Real-Time Translation in Call Centers: 2026 ROI Model
A working ROI model for live voice translation in call centers. Inputs, assumptions, and a sample calculation for a 50-agent multilingual operation in 2026.
7 min read
Agentic RAG with LangGraph: Iterative Retrieval, Self-Correction, and Eval Pipelines
Beyond single-shot RAG — agentic RAG with LangGraph that re-retrieves, self-grades, and rewrites queries. With evals that catch silent retrieval drift.
13 min read
OpenAI Computer-Use Agents (CUA) in Production: Build + Evaluate a Real Workflow (2026)
Build a working computer-use agent with the OpenAI Computer Use tool — clicks, types, scrolls a real browser — then evaluate task success on a benchmark suite.
13 min read
The Agent Evaluation Stack in 2026: From Trace to Eval Score
How the modern agent eval stack actually flows: instrument, trace, dataset, evaluator, score, CI gate. The full pipeline that keeps agents from regressing.
13 min read
Evaluating Agent Memory: Recall, Precision, and the Eval Pipeline Most Teams Don't Build
Memory is supposed to make agents better — but does it? Build a memory eval pipeline that measures recall, precision, contradiction rate, and the freshness/staleness tradeoff.
13 min read
Pentagon's 8-Company AI Roster: Who Made the Cut After Shunning Anthropic
The Pentagon struck AI deals with 8 Big Tech companies in May 2026, notably excluding Anthropic. The roster, what each contract covers, and what it signals.
8 min read
Meta Hatch: The Consumer AI Agent Built To Beat OpenClaw
Meta is building Hatch, a consumer AI agent that operates DoorDash, Reddit, and other third-party apps — Meta's answer to OpenClaw and Google Remy.
8 min read
Safety Evaluation for Agents: Jailbreak, Prompt Injection, and Tool-Misuse Test Suites in 2026
How to build a safety eval pipeline that runs known jailbreak corpora, prompt-injection attacks, and tool-misuse scenarios on every release — and gates merges on it.
13 min read
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