Troubleshooting If requests fail, run or Authentication All requests require an API key in the header: Official docs: Indexes List Indexes Describe Index Create Index (Serverless) Write to : Then run: Supported metrics: , , . Common dimension sizes: (OpenAI text-embedding-3-small), (text-embedding-3-large), (many open-source models). Delete Index Vectors Pinecone data plane operations are performed against the index host URL, which is returned in the field when you describe an index (e.g. ). Retrieve the host first: Use the value from the response in all data plane requests below. Replace wit…