NVIDIA/NeMo-Agent-Toolkit v1.8.0

v1.8

Repository: NVIDIA/NeMo-Agent-Toolkit

Tag: v1.8.0

Published: 2026-06-16T22:44:47Z

Prerelease: no

Release notes:

What's Changed

🚀 Notable Features and Improvements

• Add Guardrails support
• Add Experimental coding-agent adapters with NeMo-Relay telemetry
• Add Microsoft Agent 365 integration plugin
• Add Windows WSL2 setup instructions

🚨 Breaking Changes

• Add NeMo Guardrails policy middleware by @ericevans-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2006
• Remove integration package for RagaAI Catalyst by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2013
• docs: Migrate Tavily search to provider-managed third-party plugin by @bbednarski9 in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2015
• fix(middleware): wire is_final enforcement with build-time validation and runtime call_next suppression by @ericevans-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2070

✨ New Features

• feat(a365): add Microsoft Agent 365 integration plugins by @afourniernv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/1571
• experimental(agent): Add experimental coding-agent adapters with NeMo-Relay telemetry by @yczhang-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/1995

🔧 Improvements

• Generate a list of NIM models used in workflow YAML files in pre-commit by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/1982
• Fix running pytest from the root of the repo by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2000
• Bump langchain NVIDIA endpoints dependency by @freshyjmp in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2002
• chore: Update dependencies by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2022
• chore: bump nat-ui submodule to f4926a2 by @ericevans-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2031
• fix(hitl): improve por_to_jiratickets example by @ericevans-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2032
• Update ATIF Eval notebooks to install NAT from pypi by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2035
• chore: Remove DBNL appears to have gone away by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2043
• chore: Update to latest commit in NAT-UI main by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2053
• chore: Update ADK version by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2056

🐛 Bug Fixes

• fix(observability): Emit OpenInference LLM cost lookup attributes for span exports by @yczhang-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/1988
• fix(tool_wrapper): Fix LangChain tool input normalization for chat agent branches by @yczhang-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/1990
• fix(agent): Fix thinking metadata handling in agents by @yczhang-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/1992
• Fix and improve integration tests by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/1996
• fix(packaging): ship nat.plugin_api in nvidia-nat-core wheel by @bbednarski9 in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/1997
• Fix HTTP 500 on human-in-the-loop pause for non-streaming FastAPI endpoints by @ericevans-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/1999
• Fix LangSmith integration tests by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/1998
• fix(agent): Fix ReWOO nested evidence placeholder substitution by @yczhang-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2003
• docs: Fix vLLM serve command for Nemotron model in local LLMs guide by @zhongxuanwang-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2007
• Subclass EmptyFunctionConfig, avoids name clash with other registered functions by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2012
• fix(example): Fix Agno personal finance workflow for Agno 2.x and switch to NIM by @yczhang-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2016
• fix(auth): Fix protected FastMCP OAuth token validation by @yczhang-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2019
• fix: handle empty web ingest responses by @mnajafian-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2021
• fix: update Dynamo latency demo compose path by @mnajafian-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2020
• fix(fastapi): fix Generate endpoint for WebSocket non-streaming and HTTP streaming by @zhongxuanwang-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2009
• fix(examples): Keep Haystack indexing chunks within NIM embedder token limit by @zhongxuanwang-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2008
• fix: memmachine notebook by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2041
• fix: improve Dynamo latency demo startup reliability by @mnajafian-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2050
• fix: Delay deleting of environment directories when generating coverage files by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2061
• fix: harden Dynamo latency demo against SGlang version drift and degenerate trie predictions by @bbednarski9 in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2067
• fix(dynamo): correct request-priority polarity for Dynamo >= 1.1.0 and mark integration as experimental by @bbednarski9 in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2076

📝 Documentation Updates

• Move Kaggle MCP example out of toolkit by @AnuradhaKaruppiah in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/1972
• plugin docs: Stabilize the public plugin authoring API by @bbednarski9 in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/1959
• docs: update Tavily examples to use function group by @lakshyaag-tavily in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2028
• docs: highlight third-party plugin contributors by @bbednarski9 in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2039
• Docs: add Redis third party package reference to release notes by @bbednarski9 in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2051
• docs: add Windows WSL2 setup section by @dagardner-nv in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2065

New Contributors

• @freshyjmp made their first contribution in https://github.com/NVIDIA/NeMo-Agent-Toolkit/pull/2002
• @lakshyaag-tavily made their first contribution in...