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DoorDash Uses Envoy and Valkey for a 1.5M RPS Proxy Cache with 99.99999% Availability

DoorDash has developed Entity Cache, a transparent proxy caching platform built on Envoy and Valkey to reduce redundant service-to-service requests ac…

Distributed CacheCloud ArchitectureService MeshEnvoyMicroservicesAlgorithmsPerformanceOptimizationBackend For FrontendAvailabilityService ReliabilitygRPCValkeyCachingHTTPDistributed SystemsReliabilityEvent Driven ArchitectureApache KafkaDevelopmentArchitecture & Designnews
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Google and Industry Partners Announce Agentic Resource Discovery Specification for AI Agents

Google and industry partners announced Agentic Resource Discovery (ARD) Specification, an open standard for publishing, discovering, and verifying AI …

AI SecurityCiscoGoogleAgent2AgentSpecificationMicrosoftAI InterpretabilityPlatform EngineeringAgentsgithubService DiscoveryAI ArchitectureModel Context Protocol (MCP)Salesforce.comGoDaddyAI CodingDistributed SystemsAI, ML & Data EngineeringDevelopmentArchitecture & Designnews
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How DoorDash Built an AI Shopping Assistant That Doesn’t Rely on the LLM Alone

DoorDash details the architecture behind Ask DoorDash, its AI-powered conversational shopping assistant, combining LLMs, specialized AI agents, MCP-ba…

MemoryPlatform EngineeringModel Context Protocol (MCP)Retrieval-Augmented GenerationDistributed SystemsArtificial IntelligenceChatBotsNatural Language ProcessingLarge language modelsPrompt EngineeringAgentsMicroservicesArchitecture & DesignDevelopmentAI, ML & Data Engineeringnews
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Airbnb Shares Architecture Behind Sitar-Agent Dynamic Configuration Sidecar for Kubernetes Services

Airbnb engineers detailed Sitar-agent, a Kubernetes sidecar for dynamic configuration delivery across tens of thousands of pods, processing updates se…

PlatformsJavaReliabilityBootstrapCloudSidecarAgentsS3KubernetesRubyEdgeDistributed SystemsMicroservicesFeature ToggleSQLiteCachingConfiguration ManagementArchitecture & DesignCulture & MethodsDevelopmentDevOpsnews
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OpenAI Introduces Websocket-Based Execution Mode to Reduce Latency in Agentic Workflows

OpenAI introduces a WebSocket-based execution mode for its Responses API to improve agentic workflow performance in coding agents and real-time AI sys…

Large language modelsLow LatencyAPIWorkflow FoundationDistributed SystemsSDKRealtime APIOpenAIArtificial IntelligenceAI ArchitectureAgentsAI Assisted CodingWebSocketOrchestrationOptimizationAI, ML & Data EngineeringDevelopmentArchitecture & Designnews
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