Section · 33stories
Harnesses
Runtime systems for agents. Release notes, hands-on reviews, and architecture deep-dives across news, research, and tutorials.
LangChain · Jun 19 · 4 min
Headroom Cuts LLM Token Use 60–95% via Context Compression
vLLM · Jun 19 · 5 min
KVarN Brings Calibration-Free KV-Cache Quantization to vLLM
vLLM · Jun 19 · 6 min
Thousand Token Wood Runs Five Agents on Qwen2.5-3B
LangGraph · Jun 19 · 10 min
Building a LangGraph Agent That Reads Figma Layouts via MCP
vLLM · Jun 15 · 11 min
Multi-Agent Economy Simulation with vLLM, OpenTelemetry, and Phoenix Tracing
LangChain · Jun 9 · 10 min
Build an Eval Harness for a LangChain RAG Pipeline Using Braintrust
LangGraph · Jun 9 · 10 min
Sandboxed Tool Execution for LangGraph Agents with Traced Isolation
vLLM · Jun 7 · 5 min
DeepSeek-V4-Flash Quant Restores MTP Head for 62% Throughput Gain
LangGraph · Jun 7 · 10 min
Building a LangGraph Agent with MCP Tool Integration and OpenTelemetry Tracing
LangGraph · Jun 7 · 15 min
Building a Repeatable Eval Harness for LangGraph Agent Trajectories
vLLM · Jun 6 · 12 min
Self-Hosted vLLM on Hetzner with Audit-Grade OpenTelemetry Tracing
LangGraph · Jun 6 · 10 min
Tracing LangGraph Agents with OpenTelemetry and Phoenix
Claude Code · Jun 5 · 4 min
Zilliz claude-context Adds Semantic Search to Claude Code
vLLM · Jun 4 · 11 min
Self-Hosted vLLM Inference with Audit-Grade OTel Spans on Hetzner
LangGraph · Jun 4 · 11 min
Tracing LangGraph Tool Calls with OpenTelemetry and Phoenix
vLLM · Jun 2 · 13 min
Early-Stopped Agent Rollouts with vLLM and LangGraph
LangGraph · May 31 · 10 min
Building a Multi-Agent Eval Harness with LangGraph and LangSmith
LangChain · May 31 · 11 min
RAG Pipeline with Retrieval Tracing and Eval Harness Using LangSmith
LangGraph · May 27 · 5 min
LangGraph 1.2.0a7 Adds Node Error Handlers and Stream v3
LangGraph · May 25 · 14 min
Agentic RAG Pipeline with LangGraph and Iterative Tool Retrieval
LangChain · May 25 · 11 min
Cross-Provider Agent Routing with LiteLLM Proxy and LangChain
vLLM · May 25 · 10 min
LiteLLM Proxy with vLLM Backend and OpenTelemetry Cost Attribution
LangGraph · May 25 · 11 min
Multi-Agent PR Review Pipeline with Persistent State and OTel Tracing
vLLM · May 25 · 13 min
Self-Hosted vLLM with OpenTelemetry Tracing for Production Inference
LangChain · May 21 · 3 min
LangChain and LangGraph Extend TypeScript Support
Mistral · May 21 · 4 min
Mistral-Inference v1.4.0 Adds Vision via Pixtral-12B
Claude Code · May 21 · 7 min
Nautilus Compass Detects LLM Agent Persona Drift Without Model Weights
LlamaIndex · May 18 · 12 min
Multimodal Retrieval with Cryptographic Trust Between LlamaIndex Agents
LangGraph · May 18 · 8 min
Wiring OpenTelemetry Spans into a LangGraph Agent for Cost Attribution
LightRAG · May 18 · 7 min
Wiring OpenTelemetry Spans into a LightRAG Retrieval Pipeline
Claude Code · May 11 · 10 min
Tracing Claude Code Tool Calls with OpenTelemetry and LangSmith
vLLM · May 11 · 12 min
vLLM KV Cache Hit-Rate Monitoring for Agentic Workloads
[vllm · screenshot]
vLLM · May 10 · 6 min