Braintrust vs Nysa

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 Nysa
Detail	Braintrust	Nysa
What it does	The active observability platform for agents	Shared memory for regulated companies and their AI agents
Stage	Growing	Not given
Founded	Not given	Not given
Based in	Not given	US
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.	Team plan: $10/person/month with 14-day free trial, includes meeting recording, email and calendar enrichment, knowledge organized by topic, private scopes and projects, agent keys with custom permissions, import existing brain, and MCP for all agents. Enterprise plan: custom pricing for regulated a
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	Records and transcribes meetings with visible participant Automatically extracts facts from email and calendar Scoped access control with automatic sorting Private projects limited to members Agent API keys with read-only or read-write permissions Works with Claude, ChatGPT, Cursor, Codex over MCP Import existing brain from markdown, Obsidian, or GBrain Facts organized by topic with full history Raw email stays private to owner, team sees extracted facts only 180 days of email history imported on day one
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	Every fact is scoped automatically by sensitivity level and agents see only what their teammate can access Agents can write back to the same brain over MCP, updating shared knowledge in real time CASA Tier 2 security assessed and verified by Google for Gmail and Calendar access Onboard entire team in under 5 minutes with one-click Google sign-in Data never used to train AI models, privacy verified in policy
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	2 −1 (down) since last check
Trust Flow (Majestic)	28	9
Citation Flow (Majestic)	51	26
Referring domains (Majestic)	3530	32

5 details filled in for both companies.

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