Choose Helicone if you need
- Integration with OpenAI, Anthropic or Azure. We haven't found them on PromptLayer's website.
At a glance
- PromptLayer has a free plan. We haven't confirmed one for Helicone.
- Helicone offers a free trial (7 days). We haven't confirmed one for PromptLayer.
- Helicone's lowest paid plan is Pro at $79 per month, as of November 14, 2026.
- PromptLayer's lowest paid plan is Pro at $49 per month, as of November 14, 2026.
- They list no integrations in common.
- Both list HIPAA and SSO.
- Only PromptLayer lists SOC 2 and GDPR.
- Both have a public API.
- Both can be self-hosted.
From each tool's own website, checked on the dates below, and from published reviews.
Which to choose
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.
Choose PromptLayer if you need
- A lower starting price. PromptLayer Pro is $49 and Helicone Pro is $79, both per month.
- Integration with Claude Code. We haven't found it on Helicone's website.
- SOC 2 or GDPR. We haven't found them on Helicone's website.
Helicone
Nobody has reviewed Helicone yet. Its rating shows once it has 3 reviews.
Review Helicone
PromptLayer
Nobody has reviewed PromptLayer yet. Its rating shows once it has 3 reviews.
Review PromptLayerThe facts
- What it does
- HeliconeRouting and monitoring for reliable AI apps.
- PromptLayerThe prompt CMS, eval harness, and observability stack for AI engineering teams.
- Free plan
- HeliconeNot confirmed
- PromptLayerYes
- Pricing
- HeliconeMonthly plans plus usage-based pricing
- PromptLayerNot confirmed
- Paid plans from
- Helicone
What they share
From the platforms and integrations each website lists.
Integrations
BothNone in common
Only Helicone
- OpenAI
- Anthropic
- Azure
- LiteLLM
- OpenRouter
Only PromptLayer
- Claude Code
People who switched
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Helicone and PromptLayer yet.
Used either of them?
Your review makes this comparison better for the next person. Review Helicone or review PromptLayer.