Helicone vs Keywords AI / Respan

Detailed side-by-side comparison to help you choose the right tool

Helicone

🔴Developer

AI observability

open-source LLM observability and gateway platform

Was this helpful?

Starting Price

Free
Full ReviewVisit Site

Keywords AI / Respan

🔴Developer

AI observability

LLM monitoring and gateway platform for AI applications

Was this helpful?

Starting Price

Custom
Full ReviewVisit Site

Feature Comparison

Scroll horizontally to compare details.

FeatureHeliconeKeywords AI / Respan
CategoryAI observabilityAI observability
Pricing Plans4 tiers6 tiers
Starting PriceFree
Key Features
  • • Proxy-Based Request Logging
  • • Cost Analytics & Budget Alerts
  • • Gateway-Level Caching

    Helicone - Pros & Cons

    Pros

    • ✓Open-source positioning and one-line integration reduce adoption friction
    • ✓Pricing is more transparent than many LLM observability tools
    • ✓Combines observability and gateway controls in one product

    Cons

    • ✗Hobby plan limits retention to 7 days and ingestion to 10 logs/min
    • ✗Advanced compliance and Slack support start at the $799/month Team tier
    • ✗Teams needing deep eval workflows may still compare against Braintrust or Langfuse

    Keywords AI / Respan - Pros & Cons

    Pros

    • ✓Free Pro tier includes full platform access, 100k logs, 1k scores, 5 datasets, 2 evaluators and 5 prompts
    • ✓Team tier adds unlimited datasets, evaluators and prompts plus private Slack and SOC 2 report
    • ✓Good provider coverage: OpenAI, Anthropic, OpenRouter, Groq, Fireworks, Together AI, Perplexity, Azure OpenAI and Bedrock
    • ✓Security signals include ISO 27001, SOC 2 and HIPAA references on the fetched page

    Cons

    • ✗Branding appears as Respan on fetched pages, so teams should verify the current product/legal name
    • ✗Additional logs are listed at $8 per 100k logs, which can matter for high-volume apps
    • ✗Enterprise items such as HIPAA BAA, custom SLAs and dedicated support require sales

    Not sure which to pick?

    🎯 Take our quiz →

    🔒 Security & Compliance Comparison

    Scroll horizontally to compare details.

    Security FeatureHeliconeKeywords AI / Respan
    SOC2✅ Yes—
    GDPR✅ Yes—
    HIPAA❌ No—
    SSO✅ Yes—
    Self-Hosted✅ Yes—
    On-Prem✅ Yes—
    RBAC✅ Yes—
    Audit Log✅ Yes—
    Open Source✅ Yes—
    API Key Auth✅ Yes—
    Encryption at Rest✅ Yes—
    Encryption in Transit✅ Yes—
    Data ResidencyUS, EU—
    Data Retentionconfigurable—
    🦞

    New to AI tools?

    Read practical guides for choosing and using AI tools

    Read Guides →
    🔔

    Price Drop Alerts

    Get notified when AI tools lower their prices

    Tracking 2 tools

    We only email when prices actually change. No spam, ever.

    Get weekly AI agent tool insights

    Comparisons, new tool launches, and expert recommendations delivered to your inbox.

    No spam. Unsubscribe anytime.

    Ready to Choose?

    Read the full reviews to make an informed decision

    Review HeliconeReview Keywords AI / Respan