yeco-lens 1.0.0

X-ray vision for your LLM. Stream real logprobs to the Yeco-Lens dashboard.

Yeco-Lens Python SDK

Instrumentation SDK that streams real LLM logprobs to the Yeco-Lens dashboard.

from yeco_lens import YecoLens

yeco = YecoLens()  # connects to ws://127.0.0.1:7531 (or YECO_LENS_ENDPOINT)

with yeco.trace(model="gpt-4o", system_prompt="Be concise."):
    for chunk in yeco.openai_chat(client, model="gpt-4o", messages=..., top_logprobs=10):
        print(chunk.token, end="")  # streams to your app AND the dashboard

See the main repo README for the full guide.