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Discussion about why LangGraph JS ToolNode doesn’t inject ToolRuntime.state like Python does, and what the correct workaround or intended design pattern is.
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5
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126
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May 21, 2026
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I try to invoke my fleet agent but seems like my Next.js code can't read my api_key environment variable so i get 401 unauthenticated error
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7
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35
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May 21, 2026
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LangMem support in JS/TS
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1
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218
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May 5, 2026
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How are you validating LangChain agent output before it executes shell commands?
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1
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49
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May 4, 2026
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[Feature request] YDB vector store integration
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3
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97
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April 28, 2026
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Interested in contributing a DynamoDB checkpointer for LangGraph.js
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1
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48
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April 23, 2026
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What does recursionLimit actually count in createAgent? (LangChain JS)
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4
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117
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April 20, 2026
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Using LangGraph interrupt for multi-step wizards with branching — right tool or wrong abstraction?
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1
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53
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April 20, 2026
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Custom routes not working self-hosted standalone
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2
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208
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April 15, 2026
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Display branch switcher button without fetching the full history of messages
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1
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92
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April 13, 2026
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Edit/Regenerate with useStream adds message at end instead of replacing
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24
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220
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April 10, 2026
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Inaccurate results from the SQL agent tutorial
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3
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73
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April 4, 2026
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Chat LangChain sounds like a really good thing but works terribly wrong
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2
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124
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April 3, 2026
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Architectural Help For Production Chat App
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8
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237
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March 31, 2026
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Add provisioned throughput support in Google Vertex AI in JS SDK (custom headers)
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1
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218
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March 20, 2026
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Token are sent at a random order when rejoin a stream with VueJS
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4
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79
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March 19, 2026
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langChain createAgent giving error in typescript
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1
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91
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March 17, 2026
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Created_at column for PostgreSaver checkpointer
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1
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69
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March 17, 2026
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How to populate stream.messages with existing thread_id history in useStream (Vue/React)?
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5
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121
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March 17, 2026
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How to extract GPT-5 reasoning summaries with @langchain/openai?
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15
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4618
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March 15, 2026
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Seems like streaming with multiple agents is totally broken
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3
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126
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March 6, 2026
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Upgrade Google Generative AI SDK integration from @google/generative-ai to @google/genai
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5
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801
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March 2, 2026
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LangChain Messages : Content vs ContentBlocks properties
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8
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659
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February 26, 2026
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Help deploying createDeepAgent based agent on LangGraph Cloud
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3
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163
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February 25, 2026
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Langchain core/traces conflict after deploying to aws
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2
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97
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February 20, 2026
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Files in Agent Chat
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3
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758
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February 19, 2026
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We would like to publish the Oracle Database Integration to LangChainjs on npm
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3
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94
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February 18, 2026
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Add ability to set outputDimensionality for Gemini embeddings
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2
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301
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February 13, 2026
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Langsmith Stream Issues
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1
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115
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February 12, 2026
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Langsmith experiment trace as empty Lambda
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1
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88
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February 9, 2026
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