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

import.io
Octoparse
Apify
ParseHub
Data Miner
Kimono
Crawlera
Get data from web pages automatically

Which is more popular?
Based on our record, Helicone AI should be more popular than Diffbot. 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 | diffbot.com |
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Correcting Diffbot API Output Using the Custom API Toolkit
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Helicone AI and Diffbot. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


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Diffbot uses computer vision, unlike any other tools to identify relevant information on a page. As long as the page looks the same visually, the web scrapers will never break even if the HTML structures change.
The 600 lbs gorilla, Diffbot, comes with a swath of solid APIs but starts at $300, which is ridiculous if you’re just extracting text. Scrapinghub’s News API, Extractor API, and plenty more are better priced if you...
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 / 6 months ago
I work in non-profit/social impact and I'm trying to get a snapshot of themes/issues that concern a subset of organizations (say a total of 500) in our network via news/articles that these orgs may have published or that these orgs may... Source: about 4 years ago
When comparing Helicone AI and Diffbot, you can also consider the following products.

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Build and deploy LLM applications with confidence
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Octoparse provides easy web scraping for anyone. Our advanced web crawler, allows users to turn web pages into structured spreadsheets within clicks.
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Build production-grade & reliable AI apps with Portkey
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Apify is a web scraping and automation platform that can turn any website into an API.
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