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LLM Grounding & Evaluation

Build AI systems that fact-check model outputs, validate training data, and ground language models in real-world information. Create evaluation workflows that test model accuracy against live web data, verify claims through multi-source validation, and maintain model reliability through continuous real-world grounding.

Challenges Addressed

Handle the unique challenges of AI evaluation at scale:
  • Real-time fact verification - Requiring fast web access for immediate validation
  • Comprehensive testing - Demanding broad source coverage for thorough evaluation
  • Historical validation - Needing archive access for fact-checking historical claims
  • Continuous evaluation - Requiring reliable infrastructure that never goes down
From simple fact-checking to comprehensive model evaluation frameworks, grounding systems need infrastructure that provides both speed and reliability.

Goal

Built for evaluation patterns that maintain model accuracy and user trust through rigorous real-world validation.

Fact-Checking Workflows

Verify claims against real-world data:
1

Extract Claims from Model Output

Extract factual claims from model outputs that need verification.
{
  "claims": [
    {
      "text": "The company was founded in 2020",
      "entity": "company_name",
      "type": "factual"
    }
  ]
}
2

Search for Verification

Search for verification across multiple sources:
  • Real-time search results (SERP API)
  • Historical data (Web Archive)
  • Structured data (Deep Lookup)
async function verifyClaim(claim) {
  const searches = await Promise.all([
    searchSERP(claim.text),
    searchArchive(claim.entity, '2020-01-01'),
    searchDeepLookup(claim.entity)
  ]);
  
  return searches;
}
3

Validate Against Sources

Validate claims against multiple sources and determine confidence.
Use cross-source validation to increase confidence in fact-checking results.
4

Report Validation Results

Report validation results with source attribution and confidence scores.
Validated claims are marked with confidence scores and source references.

Model Output Validation

Validate model outputs in real-time:
async function validateModelOutput(output, claims) {
  const validationPromises = claims.map(claim => 
    verifyClaim(claim)
  );
  
  const validationResults = await Promise.all(validationPromises);
  
  const validatedOutput = {
    original: output,
    claims: validationResults.map((result, index) => ({
      claim: claims[index],
      verified: result.confidence > 0.8,
      confidence: result.confidence,
      sources: result.sources
    }))
  };
  
  return validatedOutput;
}

Training Data Verification

Verify training data against real-world sources:
async function verifyTrainingData(dataset) {
  const verificationResults = await Promise.all(
    dataset.map(item => verifyDataItem(item))
  );
  
  const verified = verificationResults.filter(r => r.verified);
  const unverified = verificationResults.filter(r => !r.verified);
  
  return {
    total: dataset.length,
    verified: verified.length,
    unverified: unverified.length,
    accuracy: verified.length / dataset.length,
    issues: unverified
  };
}

Historical Fact Validation with Archive

Validate historical claims using web archive:
async function validateHistoricalFact(claim, date) {
  // Search archive for historical data
  const archiveResults = await searchArchive(claim.entity, date);
  
  // Compare with claim
  const matches = archiveResults.filter(result => 
    result.text.includes(claim.text)
  );
  
  return {
    claim,
    date,
    verified: matches.length > 0,
    confidence: matches.length / archiveResults.length,
    sources: matches
  };
}

Multi-Source Cross-Referencing

Cross-reference facts across multiple sources:
async function crossReferenceFact(fact) {
  const sources = await Promise.all([
    searchSERP(fact.query),
    searchDeepLookup(fact.entity),
    searchArchive(fact.entity, fact.date),
    searchSite(fact.url)
  ]);
  
  // Find common findings across sources
  const commonFindings = findCommonFindings(sources);
  
  return {
    fact,
    sources: sources.length,
    commonFindings,
    confidence: commonFindings.length / sources.length,
    validated: commonFindings.length >= sources.length * 0.7
  };
}

Continuous Evaluation Systems

Build continuous evaluation systems for ongoing model validation:

Templates

Use pre-built templates for common grounding workflows:

Next Steps

Need help? Check out our Evaluation Examples or contact support.