Braintrust vs SiftServe

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Braintrust compared with SiftServe
Detail	Braintrust	SiftServe
What it does	The active observability platform for agents	Web infrastructure that translates your site into an AI-readable version approved by you and served to agents at the edge
Stage	Growing	Not given
Founded	Not given	Not given
Based in	Not given	AE
Pricing model	Freemium	Freemium
Pricing	Starter plan free with $10 credits monthly, 1 GB processed data, 10k scores, 14-day retention. Pro plan $249/month with $100 credits, 5 GB processed data, 50k scores, 30-day retention. Enterprise with custom pricing. Overage charges at $4/GB for Starter and $3/GB for Pro on processed data.	Free eight-week pilot including onboarding and model costs. Three paid plans after pilot: Pay as you go (self-serve, usage-based), Subscription (self-serve, monthly or annual flat fee), and Managed (done by company, pricing quoted per site). All plans quoted per individual site based on page count,
Key features	Real-time trace inspection LLM scoring and evaluation Production monitoring dashboards Automated pattern detection Dataset versioning and management Prompt optimization with Loop agent Natural language trace investigation Custom annotation interfaces Gateway API for unified access Brainstore database for AI data	AI agent rebuilds pages into semantic HTML, FAQs, and structured data Vision pass captures facts locked inside images Sifted pages use roughly 90% fewer tokens than originals Served from edge, humans and search crawlers see original site unchanged Before-and-after audit score for every page Measures citations and AI referrals from sifted pages
What makes it different	Built specifically for agents which fail differently than normal software Automatic pattern discovery from production data Framework agnostic with no vendor lock-in Enterprise security with SOC 2 Type II and HIPAA compliance Brainstore query engine for faster production debugging	Only AI agents see sifted pages; humans and Google crawlers see original site unchanged Every claim traces 1:1 to original pages; AI never fabricates or adds content 90% fewer tokens per page while carrying 37% more readable content Human in the loop approval for every page before serving to agents Measures results with before-and-after comparison on your traffic
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	77 +1 (up) since last check	22 +1 (up) since last check
Trust Flow (Majestic)	28	9
Citation Flow (Majestic)	51	27
Referring domains (Majestic)	3530	61

5 details filled in for both companies.

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