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Updated September 28, 2026 · DeployCue Editorial Team

Helicone vs PromptLayer

Compare Helicone and PromptLayer using recorded catalog facts and pricing.

Helicone vs PromptLayer: the differences

Helicone vs PromptLayer
FactHeliconePromptLayer
Fee modelSubscription + usage-based credits at 0% markup on provider ratesSubscription plans plus pay-as-you-go per-transaction overage
Providers routedNot confirmed10

Same on both: Bring your own key (Yes), OpenAI-compatible API (Yes), Free tier (Yes).

Key differences

  • Support channels: only Helicone offers Chat.
  • Support channels: only PromptLayer offers Phone.

Score breakdown

Helicone vs PromptLayer
AreaHeliconePromptLayer
Cost9.209.20
Offer9.30Higher9.10A free tier sits alongside a subscription plus per-transaction overage, with support on email, phone and help centre and an OpenAI-compatible API.
Trust8.70Not confirmed

Availability and regulation

Helicone vs PromptLayer
CountryHeliconePromptLayer
HeadquartersUnited StatesUnited States

Winner by area

Helicone

  • Cost9.2
  • Offer9.3

PromptLayer

  • Cost9.2
  • Offer9.1
  • Helicone and PromptLayer tie on cost at 9.2.
  • No winner on offer: both score 9.3.

Every fact side by side

Helicone vs PromptLayer
FactHeliconePromptLayer
Legal entityHelicone, IncNot confirmed
HeadquartersUnited StatesUnited States
Founded2023Not confirmed
Support channelsEmail, Chat, Help centre, CommunityEmail, Phone, Help centre, Community

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