Evidently
Monitor and evaluate ML/LLM systems.
In short
- What it is: Observability, 6k+ GitHub stars, licensed Apache-2.0.
- Replaces: Custom build — around $0/year saved.
- Installed for: $199 on your own server — you own it, no monthly platform fee.
- Licence: Apache-2.0. MIT/Apache-2.0 — white-label and resell freely.
$0
replaces per year
$0
saved over 5 years
$199
one-time install (yours forever)
48h
delivery
Evidently vs the tools it replaces.
| Feature | Commercial tool | Evidently (self-hosted) |
|---|---|---|
| Monthly cost | $0/mo | Your compute only |
| Branding | Vendor brand | Yours |
| Data | Vendor-hosted | On your server |
| Licence | Proprietary | Apache-2.0 |
Replaces
- Custom build — ~$0/mo
Licence posture
Apache-2.0. You can white-label and resell this. We'll brand it as yours.
MIT/Apache-2.0 — white-label and resell freely.
Turn it into a business.
Bundle it into a branded product you sell: install, brand it, charge a setup fee plus a monthly care plan. Because the licence is permissive, you can strip the branding and resell it as your own.
Best for
Install difficulty
medium
The install, step by step.
Provision VPS + Docker
Configure secrets + provider keys
Database + storage setup
Branding + domain
HTTPS + backups
Smoke test + handover
Watch a Evidently install.
We generate an architecture diagram of the repo and walk through the deployment. Enter your name and email to unlock the demo.
Install Evidently — $199.
Flat fee, delivered in 24–48 hours, on your own server, with HTTPS, backups and the AI keys wired.
Evidently: common questions
What does Evidently replace?
Custom build — about $0 a year in subscriptions you stop paying.
How much does it cost to run Evidently?
No licence fee — it ships under Apache-2.0. You pay only for your own server and any model/API keys. We install, harden and hand it over for a one-time $199.
Can I white-label and resell Evidently?
You can white-label and resell this. We'll brand it as yours. MIT/Apache-2.0 — white-label and resell freely.
How hard is the install, and how long does it take?
We rate it medium. Delivered in 24–48 hours on your own server, with HTTPS, backups and the AI keys wired.
What do I actually own after installing Evidently?
The running app, your data and the brand. No monthly platform fee and no per-seat pricing — you own it outright.
Other repos people install with Evidently.
Langfuse
Trace, evaluate and debug LLM agents.
MIT core · 12k+★
ObservabilityPhoenix
Arize's open-source LLM tracing and evals.
Apache-2.0 · 5k+★
ObservabilityHelicone
An LLM observability proxy with caching.
Apache-2.0 · 3k+★
ObservabilityPromptfoo
Test and red-team your prompts and models.
MIT · 6k+★
ObservabilityDeepEval
Unit testing for LLM outputs.
Apache-2.0 · 5k+★
Chat UILibreChat
A full multi-model ChatGPT-style interface with auth, multi-user and presets.
MIT · 40k+★