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Comet vs Nysa

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

Comet compared with Nysa
DetailComet logo CometNysa logo Nysa
What it doesThe AI Developer Platform Shared memory for regulated companies and their AI agents
StageNot given Not given
Founded2017 Not given
Based inUS US
Pricing modelNot given Freemium
PricingNot given 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
  • LLM trace logging with 40+ integrations
  • Automatic error detection and diagnostics
  • Ollie agent for code fix recommendations
  • Test Suites and 40+ LLM-as-a-judge evaluation metrics
  • Production dashboards and alerts for agents
  • Prompt playground and optimization
  • Agent Playground for local agent development
  • Cost intelligence for Claude Code and Codex tracking
  • 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
  • Truly open-source platform with enterprise-grade infrastructure
  • Traces appear almost instantly even at high volumes
  • Flexible hosting options including self-hosted, cloud, and custom deployments
  • Easy integration with just a few lines of code
  • Opik automatically turns trace data and eval results into code fixes
  • 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 planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)74 +1 (up) since last check2 −1 (down) since last check
Trust Flow (Majestic)289
Citation Flow (Majestic)5126
Referring domains (Majestic)444832

4 details filled in for both companies.

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