Skip to Content
DocumentationInstallation

Installation

Install assertllm with the provider you need:

pip install "assertllm[openai]"       # OpenAI (GPT-5.x, GPT-4.1, o3, o4-mini)
pip install "assertllm[anthropic]"    # Anthropic (Claude Opus 4.6, Sonnet 4.6, Haiku 4.5)
pip install "assertllm[ollama]"       # Local (Ollama — no API key)
pip install "assertllm[pydantic-ai]"  # Pydantic AI agents
pip install "assertllm[all]"          # Everything

Package Managers

pip install "assertllm[openai]"

Requirements

  • Python 3.10+
  • Pydantic 2.0+

API Keys

API keys are required for cloud providers. Ollama runs locally — no key needed.

export OPENAI_API_KEY=sk-...
Last updated on
Getting StartedQuick Start