
Langfuse
LangSmith
Portkey
liteLLM
Eden AI
OpenRouter
LangChain
Open-source LLM Observability for Developers

Opinas.app
Sprig
Opin
Theysaid
Kraftful Analytics
Sapien
Votee
Discover what makes your customers tick, instantly.

Which is more popular?
Based on our record, Helicone AI seems to be more popular. It has been mentioned 5 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | helicone.ai | opinio.ai |
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An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Helicone AI and OpinioAI. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Helicone takes the simplest possible approach to LLM monitoring: it's a proxy. Change your OpenAI base URL from api.openai.com to oai.helicone.ai, add your Helicone API key as a header, and every LLM request is logged — latency, tokens,... - Source: dev.to / 4 months ago
You're monitoring production traffic. You need Langfuse / Phoenix / Helicone / Braintrust for that. Online eval is a different problem class: implicit feedback, drift detection, hallucination rates on your data, not on HellaSwag. - Source: dev.to / 5 months ago
For many teams, especially those starting out or with simpler needs, commercial solutions like Portkey, Helicone, OpenPipe, or LiteLLM Proxy offer off-the-shelf capabilities that cover many common proxy use cases (caching, logging, cost... - Source: dev.to / 7 months ago
Tracking OpinioAI since Jun 2024.
When comparing Helicone AI and OpinioAI, you can also consider the following products.

Langfuse is an open-source LLM engineering platform that helps teams collaboratively debug, analyze, and iterate on their LLM applications.
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Opinas is an AI tool to respond to Google reviews and manage reputation. Automated AI Google reviews and profile protection made easy.
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Build and deploy LLM applications with confidence
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Delivering locally-sourced, seasonal, sustainable lunches and dinners.
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Build production-grade & reliable AI apps with Portkey
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Collect, analyze, and act on customer feedback in minutes with Opin. Launch branded NPS/CSAT surveys fast, get instant AI summaries, risk flags, and actionable dashboards. Loved by founders, trusted by teams.
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