Google Gen AI Evals

export GOOGLE_API_KEY=your_api_key_here

from phoenix.evals import LLM

llm = LLM(provider="google", model="gemini-2.5-flash")

from phoenix.evals import LLM

llm = LLM(
    provider="google",
    model="gemini-2.5-flash",
    vertexai=True,
    project="your-project-id",
    location="us-central1",
)

from phoenix.evals import LLM
from phoenix.evals.metrics import FaithfulnessEvaluator

llm = LLM(provider="google", model="gemini-2.5-flash")

evaluator = FaithfulnessEvaluator(llm=llm)
result = evaluator.evaluate(eval_input={
    "input": "What is the capital of France?",
    "output": "Paris is the capital of France.",
    "context": "Paris is the capital and largest city of France.",
})
result[0].pretty_print()