langchain-ai / langchainjs

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BUG: Pinecone fromExistingIndex() type error #4838

Closed HowardIntentional closed 3 months ago

HowardIntentional commented 6 months ago

Checked other resources

Example Code

The following code will not compile due to a typeing error:


import { Pinecone } from "@pinecone-database/pinecone";
import { OpenAIEmbeddings } from "@langchain/openai";
import { PineconeStore } from "@langchain/pinecone";

....

 const pinecone = new Pinecone();

  const pineconeIndex = pinecone.Index(pineconeIndexEnvVar)

  const vectorStore = await PineconeStore.fromExistingIndex(
    new OpenAIEmbeddings({
      openAIApiKey:,
    }),
    { pineconeIndex }
  );

Error Message and Stack Trace (if applicable)

Type 'Index' is missing the following properties from type 'Index': listPaginated, _listPaginatedts(2739) vectorstores.d.ts(11, 5): The expected type comes from property 'pineconeIndex' which is declared here on type 'PineconeStoreParams' (property) PineconeStoreParams.pineconeIndex: Index

Description

I'm trying to read from my pinecone vector store - I followed the docs but can't find a way around this type error.

Here deps from package.json:

"@langchain/openai": "^0.0.22", "@langchain/pinecone": "^0.0.3", "@pinecone-database/pinecone": "^1.1.3",

System Info

'./chat_models/googlevertexai/web': { types: { import: './chat_models/googlevertexai/web.d.ts', require: './chat_models/googlevertexai/web.d.cts', default: './chat_models/googlevertexai/web.d.ts' }, import: './chat_models/googlevertexai/web.js', require: './chat_models/googlevertexai/web.cjs' }, './chat_models/googlepalm': { types: { import: './chat_models/googlepalm.d.ts', require: './chat_models/googlepalm.d.cts', default: './chat_models/googlepalm.d.ts' }, import: './chat_models/googlepalm.js', require: './chat_models/googlepalm.cjs' }, './chat_models/fireworks': { types: { import: './chat_models/fireworks.d.ts', require: './chat_models/fireworks.d.cts', default: './chat_models/fireworks.d.ts' }, import: './chat_models/fireworks.js', require: './chat_models/fireworks.cjs' }, './chat_models/baiduwenxin': { types: { import: './chat_models/baiduwenxin.d.ts', require: './chat_models/baiduwenxin.d.cts', default: './chat_models/baiduwenxin.d.ts' }, import: './chat_models/baiduwenxin.js', require: './chat_models/baiduwenxin.cjs' }, './chat_models/iflytek_xinghuo': { types: { import: './chat_models/iflytek_xinghuo.d.ts', require: './chat_models/iflytek_xinghuo.d.cts', default: './chat_models/iflytek_xinghuo.d.ts' }, import: './chat_models/iflytek_xinghuo.js', require: './chat_models/iflytek_xinghuo.cjs' }, './chat_models/iflytek_xinghuo/web': { types: { import: './chat_models/iflytek_xinghuo/web.d.ts', require: './chat_models/iflytek_xinghuo/web.d.cts', default: './chat_models/iflytek_xinghuo/web.d.ts' }, import: './chat_models/iflytek_xinghuo/web.js', require: './chat_models/iflytek_xinghuo/web.cjs' }, './chat_models/ollama': { types: { import: './chat_models/ollama.d.ts', require: './chat_models/ollama.d.cts', default: './chat_models/ollama.d.ts' }, import: './chat_models/ollama.js', require: './chat_models/ollama.cjs' }, './chat_models/minimax': { types: { import: './chat_models/minimax.d.ts', require: './chat_models/minimax.d.cts', default: './chat_models/minimax.d.ts' }, import: './chat_models/minimax.js', require: './chat_models/minimax.cjs' }, './chat_models/llama_cpp': { types: { import: './chat_models/llama_cpp.d.ts', require: './chat_models/llama_cpp.d.cts', default: './chat_models/llama_cpp.d.ts' }, import: './chat_models/llama_cpp.js', require: './chat_models/llama_cpp.cjs' }, './chat_models/yandex': { types: { import: './chat_models/yandex.d.ts', require: './chat_models/yandex.d.cts', default: './chat_models/yandex.d.ts' }, import: './chat_models/yandex.js', require: './chat_models/yandex.cjs' }, './chat_models/fake': { types: { import: './chat_models/fake.d.ts', require: './chat_models/fake.d.cts', default: './chat_models/fake.d.ts' }, import: './chat_models/fake.js', require: './chat_models/fake.cjs' }, './schema': { types: { import: './schema.d.ts', require: './schema.d.cts', default: './schema.d.ts' }, import: './schema.js', require: './schema.cjs' }, './schema/document': { types: { import: './schema/document.d.ts', require: './schema/document.d.cts', default: './schema/document.d.ts' }, import: './schema/document.js', require: './schema/document.cjs' }, './schema/output_parser': { types: { import: './schema/output_parser.d.ts', require: './schema/output_parser.d.cts', default: './schema/output_parser.d.ts' }, import: './schema/output_parser.js', require: './schema/output_parser.cjs' }, './schema/prompt_template': { types: { import: './schema/prompt_template.d.ts', require: './schema/prompt_template.d.cts', default: './schema/prompt_template.d.ts' }, import: './schema/prompt_template.js', require: './schema/prompt_template.cjs' }, './schema/query_constructor': { types: { import: './schema/query_constructor.d.ts', require: './schema/query_constructor.d.cts', default: './schema/query_constructor.d.ts' }, import: './schema/query_constructor.js', require: './schema/query_constructor.cjs' }, './schema/retriever': { types: { import: './schema/retriever.d.ts', require: './schema/retriever.d.cts', default: './schema/retriever.d.ts' }, import: './schema/retriever.js', require: './schema/retriever.cjs' }, './schema/runnable': { types: { import: './schema/runnable.d.ts', require: './schema/runnable.d.cts', default: './schema/runnable.d.ts' }, import: './schema/runnable.js', require: './schema/runnable.cjs' }, './schema/storage': { types: { import: './schema/storage.d.ts', require: './schema/storage.d.cts', default: './schema/storage.d.ts' }, import: './schema/storage.js', require: './schema/storage.cjs' }, './sql_db': { types: { import: './sql_db.d.ts', require: './sql_db.d.cts', default: './sql_db.d.ts' }, import: './sql_db.js', require: './sql_db.cjs' }, './callbacks': { types: { import: './callbacks.d.ts', require: './callbacks.d.cts', default: './callbacks.d.ts' }, import: './callbacks.js', require: './callbacks.cjs' }, './callbacks/handlers/llmonitor': { types: { import: './callbacks/handlers/llmonitor.d.ts', require: './callbacks/handlers/llmonitor.d.cts', default: './callbacks/handlers/llmonitor.d.ts' }, import: './callbacks/handlers/llmonitor.js', require: './callbacks/handlers/llmonitor.cjs' }, './output_parsers': { types: { import: './output_parsers.d.ts', require: './output_parsers.d.cts', default: './output_parsers.d.ts' }, import: './output_parsers.js', require: './output_parsers.cjs' }, './output_parsers/expression': { types: { import: './output_parsers/expression.d.ts', require: './output_parsers/expression.d.cts', default: './output_parsers/expression.d.ts' }, import: './output_parsers/expression.js', require: './output_parsers/expression.cjs' }, './retrievers/amazon_kendra': { types: { import: './retrievers/amazon_kendra.d.ts', require: './retrievers/amazon_kendra.d.cts', default: './retrievers/amazon_kendra.d.ts' }, import: './retrievers/amazon_kendra.js', require: './retrievers/amazon_kendra.cjs' }, './retrievers/remote': { types: { import: './retrievers/remote.d.ts', require: './retrievers/remote.d.cts', default: './retrievers/remote.d.ts' }, import: './retrievers/remote.js', require: './retrievers/remote.cjs' }, './retrievers/supabase': { types: { import: './retrievers/supabase.d.ts', require: './retrievers/supabase.d.cts', default: './retrievers/supabase.d.ts' }, import: './retrievers/supabase.js', require: './retrievers/supabase.cjs' }, './retrievers/zep': { types: { import: './retrievers/zep.d.ts', require: './retrievers/zep.d.cts', default: './retrievers/zep.d.ts' }, import: './retrievers/zep.js', require: './retrievers/zep.cjs' }, './retrievers/metal': { types: { import: './retrievers/metal.d.ts', require: './retrievers/metal.d.cts', default: './retrievers/metal.d.ts' }, import: './retrievers/metal.js', require: './retrievers/metal.cjs' }, './retrievers/chaindesk': { types: { import: './retrievers/chaindesk.d.ts', require: './retrievers/chaindesk.d.cts', default: './retrievers/chaindesk.d.ts' }, import: './retrievers/chaindesk.js', require: './retrievers/chaindesk.cjs' }, './retrievers/databerry': { types: { import: './retrievers/databerry.d.ts', require: './retrievers/databerry.d.cts', default: './retrievers/databerry.d.ts' }, import: './retrievers/databerry.js', require: './retrievers/databerry.cjs' }, './retrievers/contextual_compression': { types: { import: './retrievers/contextual_compression.d.ts', require: './retrievers/contextual_compression.d.cts', default: './retrievers/contextual_compression.d.ts' }, import: './retrievers/contextual_compression.js', require: './retrievers/contextual_compression.cjs' }, './retrievers/document_compressors': { types: { import: './retrievers/document_compressors.d.ts', require: './retrievers/document_compressors.d.cts', default: './retrievers/document_compressors.d.ts' }, import: './retrievers/document_compressors.js', require: './retrievers/document_compressors.cjs' }, './retrievers/multi_query': { types: { import: './retrievers/multi_query.d.ts', require: './retrievers/multi_query.d.cts', default: './retrievers/multi_query.d.ts' }, import: './retrievers/multi_query.js', require: './retrievers/multi_query.cjs' }, './retrievers/multi_vector': { types: { import: './retrievers/multi_vector.d.ts', require: './retrievers/multi_vector.d.cts', default: './retrievers/multi_vector.d.ts' }, import: './retrievers/multi_vector.js', require: './retrievers/multi_vector.cjs' }, './retrievers/parent_document': { types: { import: './retrievers/parent_document.d.ts', require: './retrievers/parent_document.d.cts', default: './retrievers/parent_document.d.ts' }, import: './retrievers/parent_document.js', require: './retrievers/parent_document.cjs' }, './retrievers/vectara_summary': { types: { import: './retrievers/vectara_summary.d.ts', require: './retrievers/vectara_summary.d.cts', default: './retrievers/vectara_summary.d.ts' }, import: './retrievers/vectara_summary.js', require: './retrievers/vectara_summary.cjs' }, './retrievers/tavily_search_api': { types: { import: './retrievers/tavily_search_api.d.ts', require: './retrievers/tavily_search_api.d.cts', default: './retrievers/tavily_search_api.d.ts' }, import: './retrievers/tavily_search_api.js', require: './retrievers/tavily_search_api.cjs' }, './retrievers/time_weighted': { types: { import: './retrievers/time_weighted.d.ts', require: './retrievers/time_weighted.d.cts', default: './retrievers/time_weighted.d.ts' }, import: './retrievers/time_weighted.js', require: './retrievers/time_weighted.cjs' }, './retrievers/document_compressors/chain_extract': { types: { import: './retrievers/document_compressors/chain_extract.d.ts', require: './retrievers/document_compressors/chain_extract.d.cts', default: './retrievers/document_compressors/chain_extract.d.ts' }, import: './retrievers/document_compressors/chain_extract.js', require: './retrievers/document_compressors/chain_extract.cjs' }, './retrievers/document_compressors/embeddings_filter': { types: { import: './retrievers/document_compressors/embeddings_filter.d.ts', require: './retrievers/document_compressors/embeddings_filter.d.cts', default: './retrievers/document_compressors/embeddings_filter.d.ts' }, import: './retrievers/document_compressors/embeddings_filter.js', require: './retrievers/document_compressors/embeddings_filter.cjs' }, './retrievers/hyde': { types: { import: './retrievers/hyde.d.ts', require: './retrievers/hyde.d.cts', default: './retrievers/hyde.d.ts' }, import: './retrievers/hyde.js', require: './retrievers/hyde.cjs' }, './retrievers/score_threshold': { types: { import: './retrievers/score_threshold.d.ts', require: './retrievers/score_threshold.d.cts', default: './retrievers/score_threshold.d.ts' }, import: './retrievers/score_threshold.js', require: './retrievers/score_threshold.cjs' }, './retrievers/self_query': { types: { import: './retrievers/self_query.d.ts', require: './retrievers/self_query.d.cts', default: './retrievers/self_query.d.ts' }, import: './retrievers/self_query.js', require: './retrievers/self_query.cjs' }, './retrievers/self_query/chroma': { types: { import: './retrievers/self_query/chroma.d.ts', require: './retrievers/self_query/chroma.d.cts', default: './retrievers/self_query/chroma.d.ts' }, import: './retrievers/self_query/chroma.js', require: './retrievers/self_query/chroma.cjs' }, './retrievers/self_query/functional': { types: { import: './retrievers/self_query/functional.d.ts', require: './retrievers/self_query/functional.d.cts', default: './retrievers/self_query/functional.d.ts' }, import: './retrievers/self_query/functional.js', require: './retrievers/self_query/functional.cjs' }, './retrievers/self_query/pinecone': { types: { import: './retrievers/self_query/pinecone.d.ts', require: './retrievers/self_query/pinecone.d.cts', default: './retrievers/self_query/pinecone.d.ts' }, import: './retrievers/self_query/pinecone.js', require: './retrievers/self_query/pinecone.cjs' }, './retrievers/self_query/supabase': { types: { import: './retrievers/self_query/supabase.d.ts', require: './retrievers/self_query/supabase.d.cts', default: './retrievers/self_query/supabase.d.ts' }, import: './retrievers/self_query/supabase.js', require: './retrievers/self_query/supabase.cjs' }, './retrievers/self_query/weaviate': { types: { import: './retrievers/self_query/weaviate.d.ts', require: './retrievers/self_query/weaviate.d.cts', default: './retrievers/self_query/weaviate.d.ts' }, import: './retrievers/self_query/weaviate.js', require: './retrievers/self_query/weaviate.cjs' }, './retrievers/self_query/vectara': { types: { import: './retrievers/self_query/vectara.d.ts', require: './retrievers/self_query/vectara.d.cts', default: './retrievers/self_query/vectara.d.ts' }, import: './retrievers/self_query/vectara.js', require: './retrievers/self_query/vectara.cjs' }, './retrievers/vespa': { types: { import: './retrievers/vespa.d.ts', require: './retrievers/vespa.d.cts', default: './retrievers/vespa.d.ts' }, import: './retrievers/vespa.js', require: './retrievers/vespa.cjs' }, './retrievers/matryoshka_retriever': { types: { import: './retrievers/matryoshka_retriever.d.ts', require: './retrievers/matryoshka_retriever.d.cts', default: './retrievers/matryoshka_retriever.d.ts' }, import: './retrievers/matryoshka_retriever.js', require: './retrievers/matryoshka_retriever.cjs' }, './cache': { types: { import: './cache.d.ts', require: './cache.d.cts', default: './cache.d.ts' }, import: './cache.js', require: './cache.cjs' }, './cache/cloudflare_kv': { types: { import: './cache/cloudflare_kv.d.ts', require: './cache/cloudflare_kv.d.cts', default: './cache/cloudflare_kv.d.ts' }, import: './cache/cloudflare_kv.js', require: './cache/cloudflare_kv.cjs' }, './cache/momento': { types: { import: './cache/momento.d.ts', require: './cache/momento.d.cts', default: './cache/momento.d.ts' }, import: './cache/momento.js', require: './cache/momento.cjs' }, './cache/redis': { types: { import: './cache/redis.d.ts', require: './cache/redis.d.cts', default: './cache/redis.d.ts' }, import: './cache/redis.js', require: './cache/redis.cjs' }, './cache/ioredis': { types: { import: './cache/ioredis.d.ts', require: './cache/ioredis.d.cts', default: './cache/ioredis.d.ts' }, import: './cache/ioredis.js', require: './cache/ioredis.cjs' }, './cache/file_system': { types: { import: './cache/file_system.d.ts', require: './cache/file_system.d.cts', default: './cache/file_system.d.ts' }, import: './cache/file_system.js', require: './cache/file_system.cjs' }, './cache/upstash_redis': { types: { import: './cache/upstash_redis.d.ts', require: './cache/upstash_redis.d.cts', default: './cache/upstash_redis.d.ts' }, import: './cache/upstash_redis.js', require: './cache/upstash_redis.cjs' }, './stores/doc/in_memory': { types: { import: './stores/doc/in_memory.d.ts', require: './stores/doc/in_memory.d.cts', default: './stores/doc/in_memory.d.ts' }, import: './stores/doc/in_memory.js', require: './stores/doc/in_memory.cjs' }, './stores/doc/gcs': { types: { import: './stores/doc/gcs.d.ts', require: './stores/doc/gcs.d.cts', default: './stores/doc/gcs.d.ts' }, import: './stores/doc/gcs.js', require: './stores/doc/gcs.cjs' }, './stores/file/in_memory': { types: { import: './stores/file/in_memory.d.ts', require: './stores/file/in_memory.d.cts', default: './stores/file/in_memory.d.ts' }, import: './stores/file/in_memory.js', require: './stores/file/in_memory.cjs' }, './stores/file/node': { types: { import: './stores/file/node.d.ts', require: './stores/file/node.d.cts', default: './stores/file/node.d.ts' }, import: './stores/file/node.js', require: './stores/file/node.cjs' }, './stores/message/cassandra': { types: { import: './stores/message/cassandra.d.ts', require: './stores/message/cassandra.d.cts', default: './stores/message/cassandra.d.ts' }, import: './stores/message/cassandra.js', require: './stores/message/cassandra.cjs' }, './stores/message/convex': { types: { import: './stores/message/convex.d.ts', require: './stores/message/convex.d.cts', default: './stores/message/convex.d.ts' }, import: './stores/message/convex.js', require: './stores/message/convex.cjs' }, './stores/message/cloudflare_d1': { types: { import: './stores/message/cloudflare_d1.d.ts', require: './stores/message/cloudflare_d1.d.cts', default: './stores/message/cloudflare_d1.d.ts' }, import: './stores/message/cloudflare_d1.js', require: './stores/message/cloudflare_d1.cjs' }, './stores/message/in_memory': { types: { import: './stores/message/in_memory.d.ts', require: './stores/message/in_memory.d.cts', default: './stores/message/in_memory.d.ts' }, import: './stores/message/in_memory.js', require: './stores/message/in_memory.cjs' }, './stores/message/dynamodb': { types: { import: './stores/message/dynamodb.d.ts', require: './stores/message/dynamodb.d.cts', default: './stores/message/dynamodb.d.ts' }, import: './stores/message/dynamodb.js', require: './stores/message/dynamodb.cjs' }, './stores/message/firestore': { types: { import: './stores/message/firestore.d.ts', require: './stores/message/firestore.d.cts', default: './stores/message/firestore.d.ts' }, import: './stores/message/firestore.js', require: './stores/message/firestore.cjs' }, './stores/message/momento': { types: { import: './stores/message/momento.d.ts', require: './stores/message/momento.d.cts', default: './stores/message/momento.d.ts' }, import: './stores/message/momento.js', require: './stores/message/momento.cjs' }, './stores/message/mongodb': { types: { import: './stores/message/mongodb.d.ts', require: './stores/message/mongodb.d.cts', default: './stores/message/mongodb.d.ts' }, import: './stores/message/mongodb.js', require: './stores/message/mongodb.cjs' }, './stores/message/redis': { types: { import: './stores/message/redis.d.ts', require: './stores/message/redis.d.cts', default: './stores/message/redis.d.ts' }, import: './stores/message/redis.js', require: './stores/message/redis.cjs' }, './stores/message/ioredis': { types: { import: './stores/message/ioredis.d.ts', require: './stores/message/ioredis.d.cts', default: './stores/message/ioredis.d.ts' }, import: './stores/message/ioredis.js', require: './stores/message/ioredis.cjs' }, './stores/message/upstash_redis': { types: { import: './stores/message/upstash_redis.d.ts', require: './stores/message/upstash_redis.d.cts', default: './stores/message/upstash_redis.d.ts' }, import: './stores/message/upstash_redis.js', require: './stores/message/upstash_redis.cjs' }, './stores/message/planetscale': { types: { import: './stores/message/planetscale.d.ts', require: './stores/message/planetscale.d.cts', default: './stores/message/planetscale.d.ts' }, import: './stores/message/planetscale.js', require: './stores/message/planetscale.cjs' }, './stores/message/xata': { types: { import: './stores/message/xata.d.ts', require: './stores/message/xata.d.cts', default: './stores/message/xata.d.ts' }, import: './stores/message/xata.js', require: './stores/message/xata.cjs' }, './storage/convex': { types: { import: './storage/convex.d.ts', require: './storage/convex.d.cts', default: './storage/convex.d.ts' }, import: './storage/convex.js', require: './storage/convex.cjs' }, './storage/encoder_backed': { types: { import: './storage/encoder_backed.d.ts', require: './storage/encoder_backed.d.cts', default: './storage/encoder_backed.d.ts' }, import: './storage/encoder_backed.js', require: './storage/encoder_backed.cjs' }, './storage/in_memory': { types: { import: './storage/in_memory.d.ts', require: './storage/in_memory.d.cts', default: './storage/in_memory.d.ts' }, import: './storage/in_memory.js', require: './storage/in_memory.cjs' }, './storage/ioredis': { types: { import: './storage/ioredis.d.ts', require: './storage/ioredis.d.cts', default: './storage/ioredis.d.ts' }, import: './storage/ioredis.js', require: './storage/ioredis.cjs' }, './storage/vercel_kv': { types: { import: './storage/vercel_kv.d.ts', require: './storage/vercel_kv.d.cts', default: './storage/vercel_kv.d.ts' }, import: './storage/vercel_kv.js', require: './storage/vercel_kv.cjs' }, './storage/upstash_redis': { types: { import: './storage/upstash_redis.d.ts', require: './storage/upstash_redis.d.cts', default: './storage/upstash_redis.d.ts' }, import: './storage/upstash_redis.js', require: './storage/upstash_redis.cjs' }, './storage/file_system': { types: { import: './storage/file_system.d.ts', require: './storage/file_system.d.cts', default: './storage/file_system.d.ts' }, import: './storage/file_system.js', require: './storage/file_system.cjs' }, './graphs/neo4j_graph': { types: { import: './graphs/neo4j_graph.d.ts', require: './graphs/neo4j_graph.d.cts', default: './graphs/neo4j_graph.d.ts' }, import: './graphs/neo4j_graph.js', require: './graphs/neo4j_graph.cjs' }, './hub': { types: { import: './hub.d.ts', require: './hub.d.cts', default: './hub.d.ts' }, import: './hub.js', require: './hub.cjs' }, './util/convex': { types: 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mac vscode yarn --version 1.22.21

dosubot[bot] commented 6 months ago

Hello again, @HowardIntentional! It's great to see you diving into more complex parts of LangChain JS.

Based on the error message you provided, it seems like there's a type mismatch between the Pinecone.Index type from the @pinecone-database/pinecone package and the PineconeIndex type expected by the PineconeStoreParams in the @langchain/pinecone package.

The PineconeStore.fromExistingIndex method in the @langchain/pinecone package expects a PineconeStoreParams object as its second argument. This object should have a pineconeIndex property of type PineconeIndex. However, the pinecone.Index method from the @pinecone-database/pinecone package returns an Index object, which might not be compatible with the PineconeIndex type.

Here are the type definitions for reference:

To resolve this issue, you might need to convert the Index object returned by pinecone.Index to a PineconeIndex object before passing it to PineconeStore.fromExistingIndex. However, without more information about the PineconeIndex type and how it differs from the Index type, it's hard to provide a specific solution.

If you could provide more information about the PineconeIndex type or share a minimal reproducible example of your code, it would be easier to identify the root cause of the issue and suggest a more accurate solution.

Sources

#### About Dosu This response is meant to be useful and save you time. It is **not meant to be a precise solution**, but rather a starting point for your own research. Help me be more useful! Please leave a 👍 if this is helpful and 👎 if it is irrelevant. If you want to continue the conversation, start your reply with @dosu-bot.
HowardIntentional commented 6 months ago

Well I don't work for Pinecone but you can find the definition here...

node_modules/@pinecone-database/pinecone/dist/data/index.d.ts

I tried extending the interfaces but it was just "turtles all the way down" so I had to stop

To replicate try running this example: https://js.langchain.com/docs/integrations/vectorstores/pinecone#query-docs

jasonunderstood commented 6 months ago

Try updating your version of @pinecone-database/pinecone for the latest type definitions, e.g.

"@pinecone-database/pinecone": "^2.0.0",

This worked for me. Good luck.