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Run a model

ollama run gemma3

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Launch integrations

ollama launch
Configure and launch external applications to use Ollama models. This provides an interactive way to set up and start integrations with supported apps.

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Supported integrations

  • OpenCode - Open-source coding assistant
  • Claude Code - Anthropic’s agentic coding tool
  • Codex - OpenAI’s coding assistant
  • Droid - Factory’s AI coding agent

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Examples

Launch an integration interactively: 
ollama launch
Launch a specific integration: 
ollama launch claude
Launch with a specific model: 
ollama launch claude --model qwen3-coder
Configure without launching: 
ollama launch droid --config

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Multiline input

For multiline input, you can wrap text with """: 
>>> """Hello,
... world!
... """
I'm a basic program that prints the famous "Hello, world!" message to the console.

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Multimodal models

ollama run gemma3 "What's in this image? /Users/jmorgan/Desktop/smile.png"

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Generate embeddings

ollama run embeddinggemma "Hello world"
Output is a JSON array: 
echo "Hello world" | ollama run nomic-embed-text

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Download a model

ollama pull gemma3

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Remove a model

ollama rm gemma3

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List models

ollama ls

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Sign in to Ollama

ollama signin

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Sign out of Ollama

ollama signout

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Create a customized model

First, create a Modelfile 
FROM gemma3
SYSTEM """You are a happy cat."""
Then run ollama create: 
ollama create -f Modelfile

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List running models

ollama ps

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Stop a running model

ollama stop gemma3

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Start Ollama

ollama serve
To view a list of environment variables that can be set run ollama serve --help