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Public story · 2026-03-18 · source-backed
The v2 streaming format brings full type safety to all stream/invoke methods — strongly-typed StreamPart dicts with Pydantic model coercion. v1 remains default so nothing breaks. The langgraph-cli 0.4.14 patch simultaneously resolves three CVEs. LangGraph GitHub
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LangGraph 1.1 ships opt-in version="v2" streaming that yields strongly-typed StreamPart dicts with type, namespace, data, and interrupts — eliminating the untyped dict problem that plagued production observability. Pydantic model coercion is automatic. Time-travel with interru...
3,364 stars since its August 17 creation. Every action against a computer, file, MCP server or UI component routes through a single gateway that resolves the target, decides it against policy, writes an audit row, then acts or refuses while naming the rule. Each bot gets its o...
FastMCP v4.0.1 (September 2) makes ClientGroup reference-count its context like Client does, so entering a connected group from a nested block reuses connections instead of raising (release). LangChain's 1.4.0a4, cut hours later, contains commits adding _ReentrantClientGroup,...
Version bumps are usually boring. This one isn't, because of what it concedes. The OpenAI Agents SDK hit v0.13 with an any-LLM adapter, breaking the assumption that you'd be running OpenAI models inside OpenAI's framework. Requesty's SDK comparison has the details: alongside t...
MIT-licensed, built on LangChain and LangGraph, v2.0 expanding from research-only to sandboxed filesystem, persistent memory, a skills system, and sub-agent orchestration with Slack/Telegram/Feishu integrations (GitHub). The pattern across every framework today is identical: m...
LangChain and NVIDIA announced a combined enterprise stack: LangGraph, Deep Agents, and LangSmith with NVIDIA NIM microservices, Nemotron, NeMo Agent Toolkit, and Dynamo inference engine. LangSmith has processed over 15 billion traces and 100 trillion tokens. NIM delivers 2.6x...
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