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n8n nodes for converting between JSON and TOON (Token-Oriented Object Notation) format

Schema-aware JSON repair engine for LLM output recovery and user input validation

Auto-capture OpenAI and Anthropic LLM calls for warehousing and observability

A unified TypeScript client for interacting with various LLM providers

ai-trust-score — deterministic validator for LLM outputs (schema, heuristics, consistency checks)

Core package for llm-benchmark CLI

Advanced n8n community node for intelligent document retrieval with multi-step reasoning, reranking, and comprehensive debugging

Langfuse nodes for n8n

n8n helper nodes to extract HTML tags, parse JSON and more

n8n node to convert various document formats (DOCX, DOC, XML, YML, XLSX, CSV, PDF, TXT, PPT, PPTX, HTML, JSON, ODT, ODP, ODS) to JSON or text format

A user-friendly DeepSeek AI node, similar to OpenAI, designed to enhance your workflow. npm link: https://www.npmjs.com/package/n8n-nodes-deepseek

Vercel AI SDK v5 provider for ChatGPT OAuth (gpt-5) - use ChatGPT Plus/Pro/Teams subscription

Image optimization for your Svelte apps

Automate Playwright tests using ChatGPT.

n8n community nodes for OpenAI-compatible Chat Model and Embeddings with mTLS (mutual TLS) x509 client certificate authentication — for enterprise users connecting to AI inference endpoints behind auth proxies

V3 Embedding Service - OpenAI, Transformers.js, and Mock providers

n8n community node: Vendor-agnostic AI Chat Model with automatic usage tracking via Tokora

n8n community node: OpenAI-compatible LLM provider with structured JSON metadata injection

High-quality dataset generation CLI for LLM training

OpenAI-compatible gateway for Claude Code subscription - Use your Claude subscription with any OpenAI-compatible tool