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Openlayer vs Helicone

OpenlayerHelicone

Bottom line: Openlayer for regulated enterprises; Helicone for teams wanting simple, cheap LLM logging.

OpenlayerOpenlayer

Unified AI evaluation, observability, and governance for regulated enterprises

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HeliconeHelicone

Open-source LLM observability and AI gateway in one line of code.

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Votes00
PricingContactFreemium
CategoryLlm ObservabilityLlm Observability
Tags
llm-observabilityai-evaluationai-governancecomplianceguardrails
llm-observabilityai-gatewayopen-sourcemonitoringcaching
Best for
  • Regulated enterprises
  • AI governance teams
  • ML platform teams
  • Teams wanting simple, cheap LLM logging
  • Developers self-hosting an open-source gateway
  • Cost and usage monitoring across providers
Pros
  • Unifies evaluation, observability, and governance
  • Turns traces into compliance evidence
  • 175+ ready tests and 100+ automated checks
  • Real-time guardrails for safety
  • Auto-maps to EU AI Act, NIST RMF, ISO 42001
  • Extremely easy integration via a one-line base-URL swap
  • Open source under Apache 2.0 and free to self-host
  • Tiny Docker image that runs almost anywhere
  • Gateway features like caching, failover, and rate limiting cut cost and improve reliability
  • Generous free tier of 10,000 requests per month
Cons
  • Sales-led, no public self-serve pricing
  • Enterprise-oriented, heavy for small teams
  • Compliance focus may exceed simple needs
  • Setup and instrumentation required
  • Not aimed at solo developers
  • Product is in maintenance mode after the Mintlify acquisition, with no roadmap
  • Long-term hosted-service viability is uncertain and migration may be needed
  • Usage-based overages mean the Pro price is a floor, not a cap
  • Short retention on lower tiers (7 days free, 30 days Pro)
  • Large price jump from Pro to Team for compliance features

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