7 Best Tools for LLM-as-a-Judge Evaluation (2026)
Ask a judge model the same pairwise question 50 times and you’d expect 50 identical verdicts. In a 2026 study of GPT-4o-mini and GPT-4.1-mini as...
Opencontroller by lyzr Blog11 min read
LangSmith
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What's New in Managed Deep Agents: schedules, per-run configuration, and Slack reactions
LangChain just released new capabilities in Managed Deep Agents. Agents can now schedule follow-ups, reconfigure themselves on every run, and react to Slack messages.
LangChain Blog5 min read
10 Best Tools for LLM Input and Output Validation in 2026
An LLM can return valid JSON that your application still can’t use. It can accept a malicious prompt without complaint, break a schema on the...
Opencontroller by lyzr Blog13 min read
Hermes Agent Alternatives (2026): 6 Ranked by Setup Time
Looking for a Hermes Agent alternative? Six options compared on setup time, hosting, and cost, including when staying on Hermes is the better call.
BetterClaw Blog11 min read
Agentic reliability and evaluations: Fewer enterprises plan to let AI agents ship production changes on automated checks alone — 56% allow it or plan to, down from 75% in July
VentureBeat Intelligence surveyed respondents at organizations with 100 or more employees in its August VB Pulse survey. We asked about AI agent evaluation and production failures, whether agents may push changes to production with no human review, and which evaluation platforms enterprises…
VentureBeat AI20 min read
11 Best AI Evaluation Tools for Production in 2026
The 11 best AI evaluation tools for production in 2026, ranked by seven criteria checked in vendor docs: online scoring, CI gates, alerts and self-hosting.
TestMu AI Blog27 min readA Week Inside Jev: What a Non-Generative Decision Model Is Actually Good For
I wired TypeSafe’s Jev into a real Claude Code workflow for a week. Here is what the “200x faster, 400x cheaper” headline leaves out.
Towards AI22 min read
🛠️ LangChain’s Latest Agent Infrastructure: Engine v2, Managed Deep Agents, SmithDB & More
Building an AI agent is getting easier. Running one reliably in production is still the hard part. At Interrupt 2026, LangChain introduced a major set of updates focused on production agent infrastructure.
Dev.to AI3 min read
How to Build a Model Router in the Harness
How we built a model router into Open SWE's harness that cut median cost per coding task by 64% with no measurable drop in quality, and how to build your own.
LangChain Blog10 min read
AI Agent Observability: Logging, Tracing, and Debugging Explained
Chain Visualization: Reading the Trace Waterfall The spans from the last section don't mean much as a raw list.
Machine Learning Mastery Blog18 min read
🟢 Langfuse: Resolved — Degraded ingestion for 20 projects
🟢 Resolved · lasted 6h 21m All projects ingesting as normal
AIWatch Blog3 min read
Best tools for monitoring AI agents at scale
You’re here because you already know you need to monitor your AI agents. Maybe you’ve looked at LangSmith, Langfuse, Arize, or Braintrust, and now you’re...
Opencontroller by lyzr Blog6 min read
11 Best AI Observability Tools in 2026: LLM Tracing Compared
Compare 11 AI observability tools for LLM tracing and monitoring in 2026: tracing model, OpenTelemetry support, self-hosting, and which tools changed owners.
TestMu AI Blog22 min read
LangSmith Custom Apps: Build custom interfaces around your agent data
LangSmith Custom Apps lets you build the interface you want with your LangSmith data, publish it into your workspace, and skip the hosting, auth, and permissions work. Learn more.
LangChain Blog5 min read
New in LangSmith: Engine v2, Managed Deep Agents, Fine-Tuning, and more
LangChain announced new updates to LangSmith. Updates include Engine v2 with red teaming and automatic testing, a new version of Managed Deep Agents, trajectories and more.
LangChain Blog6 min read
Building Production Agents with Jev and LangGraph
See how LangGraph orchestrates Jev, TypeSafe AI's decision model, to build faster, cheaper production agents.
LangChain Blog8 min read
Vertex AI Agent Builder Alternatives: 8 Simpler Options
8 Vertex AI Agent Builder alternatives that are cheaper or simpler: BetterClaw, n8n, Gumloop, CrewAI, Lindy, LangGraph, OpenRouter and AWS AgentCore.
BetterClaw Blog13 min read
New in LangSmith Engine: red teaming and automated testing
LangSmith Engine now includes Red Teaming to proactively detect agent issues and automated agent testing. Learn more about the Engine v2 release.
LangChain Blog5 min read
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