OpenAI

Use GPT-4o or o1-mini for root cause analysis

Setup

1. Create an account at platform.openai.com
2. Generate an API key under API Keys
3. Set the environment variable:

export OPENAI_API_KEY=sk-...

4. Configure in .langsight.yaml:

investigate:
  provider: openai
  model: gpt-4o    # default

Models

Model	Context	Best for
gpt-4o	128K	Default — fast, strong reasoning
gpt-4o-mini	128K	Budget-friendly
o1-mini	128K	Complex multi-step root cause reasoning

Pricing

Model	Input	Output
gpt-4o	$2.50/1M	$10/1M
gpt-4o-mini	$0.15/1M	$0.60/1M
o1-mini	$3/1M	$12/1M