# LLMs

> langchain_ollama → LLMs

## Classes

- [`OllamaEmbeddings`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings)
- [`OllamaLLM`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM)
- [`ChatOllama`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama)

## Functions

- [`validate_model()`](https://reference.langchain.com/python/langchain-ollama/_utils/validate_model)
- [`parse_url_with_auth()`](https://reference.langchain.com/python/langchain-ollama/_utils/parse_url_with_auth)
- [`merge_auth_headers()`](https://reference.langchain.com/python/langchain-ollama/_utils/merge_auth_headers)

## Modules

- [`langchain_ollama`](https://reference.langchain.com/python/langchain-ollama/langchain_ollama)
- [`embeddings`](https://reference.langchain.com/python/langchain-ollama/embeddings)
- [`llms`](https://reference.langchain.com/python/langchain-ollama/llms)
- [`chat_models`](https://reference.langchain.com/python/langchain-ollama/chat_models)

## Constants

- [`model`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/model)
- [`dimensions`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/dimensions)
- [`validate_model_on_init`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/validate_model_on_init)
- [`base_url`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/base_url)
- [`client_kwargs`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/client_kwargs)
- [`async_client_kwargs`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/async_client_kwargs)
- [`sync_client_kwargs`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/sync_client_kwargs)
- [`mirostat`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/mirostat)
- [`mirostat_eta`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/mirostat_eta)
- [`mirostat_tau`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/mirostat_tau)
- [`num_ctx`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/num_ctx)
- [`num_gpu`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/num_gpu)
- [`keep_alive`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/keep_alive)
- [`num_thread`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/num_thread)
- [`repeat_last_n`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/repeat_last_n)
- [`repeat_penalty`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/repeat_penalty)
- [`temperature`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/temperature)
- [`stop`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/stop)
- [`tfs_z`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/tfs_z)
- [`top_k`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/top_k)
- [`top_p`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/top_p)
- [`model_config`](https://reference.langchain.com/python/langchain-ollama/embeddings/OllamaEmbeddings/model_config)
- [`model`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/model)
- [`reasoning`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/reasoning)
- [`validate_model_on_init`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/validate_model_on_init)
- [`mirostat`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/mirostat)
- [`mirostat_eta`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/mirostat_eta)
- [`mirostat_tau`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/mirostat_tau)
- [`num_ctx`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/num_ctx)
- [`num_gpu`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/num_gpu)
- [`num_thread`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/num_thread)
- [`num_predict`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/num_predict)
- [`repeat_last_n`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/repeat_last_n)
- [`repeat_penalty`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/repeat_penalty)
- [`temperature`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/temperature)
- [`seed`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/seed)
- [`stop`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/stop)
- [`tfs_z`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/tfs_z)
- [`top_k`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/top_k)
- [`top_p`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/top_p)
- [`format`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/format)
- [`keep_alive`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/keep_alive)
- [`base_url`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/base_url)
- [`client_kwargs`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/client_kwargs)
- [`async_client_kwargs`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/async_client_kwargs)
- [`sync_client_kwargs`](https://reference.langchain.com/python/langchain-ollama/llms/OllamaLLM/sync_client_kwargs)
- [`log`](https://reference.langchain.com/python/langchain-ollama/chat_models/log)
- [`model`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/model)
- [`reasoning`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/reasoning)
- [`validate_model_on_init`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/validate_model_on_init)
- [`mirostat`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/mirostat)
- [`mirostat_eta`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/mirostat_eta)
- [`mirostat_tau`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/mirostat_tau)
- [`num_ctx`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/num_ctx)
- [`num_gpu`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/num_gpu)
- [`num_thread`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/num_thread)
- [`num_predict`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/num_predict)
- [`repeat_last_n`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/repeat_last_n)
- [`repeat_penalty`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/repeat_penalty)
- [`temperature`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/temperature)
- [`seed`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/seed)
- [`logprobs`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/logprobs)
- [`top_logprobs`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/top_logprobs)
- [`stop`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/stop)
- [`tfs_z`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/tfs_z)
- [`top_k`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/top_k)
- [`top_p`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/top_p)
- [`format`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/format)
- [`keep_alive`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/keep_alive)
- [`base_url`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/base_url)
- [`client_kwargs`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/client_kwargs)
- [`async_client_kwargs`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/async_client_kwargs)
- [`sync_client_kwargs`](https://reference.langchain.com/python/langchain-ollama/chat_models/ChatOllama/sync_client_kwargs)