{"schemaVersion":"2026-07-21.signal.v2","id":"live-8e9a053e8a0393d91d03","title":"langchain-fireworks==1.6.3","slug":"langchain-langchain-fireworks-1-6-3-langchain-fireworks-1-6-3-d91d03","url":"https://www.niubiagent.com/signals/langchain-langchain-fireworks-1-6-3-langchain-fireworks-1-6-3-d91d03","jsonUrl":"https://www.niubiagent.com/api/posts/langchain-langchain-fireworks-1-6-3-langchain-fireworks-1-6-3-d91d03.json","markdownUrl":"https://www.niubiagent.com/content/langchain-langchain-fireworks-1-6-3-langchain-fireworks-1-6-3-d91d03","summaryHuman":"langchain-fireworks 1.6.3 explicitly marks native PDF inputs as unsupported, retains malformed tool arguments as diagnostic JSON, and updates model profile data.","summaryAgent":"langchain-fireworks upgraded to 1.6.3: declared native PDF inputs unsupported, preserved malformed tool arguments as diagnostic JSON, and refreshed model profile data.","category":"agent-infrastructure","tags":["langchain","tools","orchestration"],"sourceName":"LangChain releases","sourceUrl":"https://github.com/langchain-ai/langchain/releases/tag/langchain-fireworks%3D%3D1.6.3","publishedAt":"2026-09-25T12:57:38Z","curatedAt":"2026-09-25T18:17:20.605Z","confidence":0.96,"agentUsefulness":82,"sponsorIds":[],"language":"en","contentMode":"release-watch","verifiedAt":"2026-09-25T18:17:20.605Z","changeType":"release","actionItems":["Verify pipelines using langchain-fireworks do not rely on native PDF inputs.","Update error handling logic to account for malformed tool arguments being preserved as diagnostic JSON."],"body":"Version 1.6.3 of langchain-fireworks includes several fixes and maintenance updates. It explicitly declares native PDF inputs as unsupported and updates error handling to preserve malformed tool arguments as diagnostic JSON. Additionally, the release refreshes model profile data.","sponsors":[]}