
Mattermost
Vast.ai
ipinfo.io
Grafana
Platform.sh
PostHog
Causal App
Lambda is a free, open source face API which offers both face detection and face recognition.

Delighted
Fairing.co
Hulk Post Purchase Survey
Post-purchase surveys for Shopify that tie every answer to order revenue. Six question types, conditional follow-ups and NPS, CSAT and CES scoring. Every feature is on both plans; the paid plan is $9/month for unlimited volume.
Which is more popular?
Based on our record, Lambda Face Recognition API seems to be more popular. It has been mentioned 27 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | lambdalabs.com | zenithsurvey.app |
| Pricing | — | |
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What each product offers, as listed by its team.


Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Lambda Face Recognition API and ZenithSurvey.app. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Setup time matters too. The delta between Runpod and bare-metal providers like Lambda Labs is large. Reaching an equivalent setup on a bare VM requires provisioning the instance, configuring the OS and CUDA drivers, installing Docker,... - Source: dev.to / 6 months ago
Let's do the math for a representative setup: GPT-OSS-120B via Together.ai ($0.15/$0.60) vs self-hosting on H100s from Lambda Labs at $2.99/hr ($2,183/mo). A single H100 running a 70B model produces roughly 50 tokens/second on average,... - Source: dev.to / 7 months ago
How does this compare to https://lambdalabs.com/. - Source: Hacker News / about 3 years ago
Tracking ZenithSurvey.app since Sep 2026.
When comparing Lambda Face Recognition API and ZenithSurvey.app, you can also consider the following products.

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The fastest and easiest way to gather actionable feedback from your customers
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GPU Sharing Economy: One simple interface to find the best cloud GPU rentals.
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Zero party data at speed & scale, for DTC brands on Shopify and beyond. 10x faster survey insights for marketing attribution, personalization, CRO & more
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Simple IP address information.
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The Hulk Post Purchase lets you create a post-purchase survey on the order confirmation page in your theme. This Post Purchase Survey app will help you receive customer feedback via survey form and NPS poll form, post-purchase in the simplest way.
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