GG3T

Additional Headers Field Does Not Override Default Headers in MCP Client Node

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### Bug Description  Subject: Severe Criticism of the Additional Headers Implementation in n8n – My Rating: Zero I am absolutely outraged by n8n’s implementation of the “Additional Headers” field....

[FEATURE] Inquiry Regarding MCP's SSE Communication Release

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Inquiry Regarding MCP's SSE Communication Release I would like to know when MCP's SSE communication will be enabled. Could you please provide an update on the expected timeline?

Agent Node - Add structured JSON response (similar to LLM Node)

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### Feature Description Currently, the Agent Node does not support structured JSON output, unlike the LLM Node. This makes it harder to work with deterministic outputs for APIs, webhooks, or...