Cleanlab

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An API for detecting and scoring hallucinations in LLM outputs.

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Cleanlab at a glance

What it is
An API for detecting and scoring hallucinations in LLM outputs.
Who it's for
Most useful for anyone who needs results in the Specialized Chat & Assistants area without a specialist on staff.
Primary use case
People tend to reach for Cleanlab when a project involving Specialized Chat & Assistants needs to ship the same day.
  • CategorySpecialized Chat & Assistants
  • PricingFree Tier
  • Starting priceFree, paid plans available
  • Credit cardNo credit card required
  • Foundation modelGPT-4o
  • Bring your own keyNot supported
  • RatingNo reviews yet. Be the first to rate.

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Overview

An API for detecting and scoring hallucinations in LLM outputs.

Pros

  • Actively developed and widely used

Cons

  • Feature set changes quickly

In detail

Cleanlab is an API for detecting and scoring hallucinations in outputs from large language models. It helps developers assess generated responses for potentially unsupported or fabricated content, adding a review signal to applications that rely on AI-generated text.

For teams building chatbots, assistants, or other LLM-powered workflows, Cleanlab can support quality checks before responses reach users. Its detection and scoring focus makes it relevant to evaluating outputs and prioritizing human review, rather than serving as a standalone chat assistant.

Common uses

  • Check chatbot responses for potential hallucinations.
  • Score LLM outputs during application testing.
  • Prioritize flagged responses for human review.
  • Add hallucination checks to assistant workflows.
  • Support comparisons of generated response quality.

Pros

  • Focused on hallucination detection in LLM outputs.
  • Provides scores alongside detection.
  • API format supports integration into existing workflows.
  • Relevant to chatbot and assistant quality checks.

Cons

  • Requires API integration rather than standalone chat use.
  • Detection scores do not guarantee factual accuracy.
  • Flagged content may still require independent verification.
  • Supported models and input requirements are not specified.

Generated from the listing's details and not yet checked by a Zoipi editor.

Key Features

  • An API for detecting and scoring hallucinations in LLM outputs
  • Streamlined specialized chat & assistants workflow
  • Works from any modern browser

Best For

  • People who spend real hours each week on specialized chat & assistants
  • Anyone testing the space without an upfront budget

Pricing Model

Free Tier. Generous ongoing free tier you can start with, no credit card needed. Paid plans unlock higher limits.

Pricing Breakdown

Starting price
Free, paid plans available
Free trial / credits
Ongoing free tier, no time limit
Credit card
No credit card required
Free Tier (No CC)

Screenshots

Live preview of Cleanlab's website.

Frequently asked questions

An API for detecting and scoring hallucinations in LLM outputs. It is listed under Specialized Chat & Assistants on ZOIPI AI.

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