NitroStack vs Argentic

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

NitroStack compared with Argentic
Detail	NitroStack	Argentic
What it does	Full-stack Model Context Protocol platform for building, testing, and deploying MCP servers and agentic AI applications	An engine for long-running agents that rebuilds its prompt under a cap and runs on your budget
Stage	Not given	MVP
Founded	Not given	Not given
Based in	US	Not given
Pricing model	Freemium	Freemium
Pricing	Hobby: free forever with 30k requests/mo; Pro: $30/org/mo with 300k requests/mo included and $0.10 per 1k extra requests beyond 300k; Enterprise: custom pricing starting at $250/mo with dedicated infrastructure and custom SLAs.	Prototype: free during beta, then from December 16, 2026 it costs $1 per 1,000 agent calls after 1,000 monthly included calls. Production: $20 a month with 20,000 agent calls included, then $1 per 1,000 calls after that. Top-ups: $1 per 1,000 calls, from $10 to $500 at a time, never expiring.
Key features	Open-source TypeScript SDK with declarative decorators and Zod validation NitroStudio desktop IDE for visual tool testing and AI reasoning visualization NitroCloud serverless hosting with auto-scaling and custom domains GitHub integration for one-click deployment Enterprise authentication modules White-label NitroChat AI interface 99.99% uptime SLA on NitroCloud API to MCP conversion tools	Prompt rebuilt from journal under token cap at each step to keep it bounded as history grows Spending limits checked before each model call at token prices you declare Resume after crash without repeating finished actions Tool calls returned as actions for your code to carry out Proof of what ran: check prompts, re-run engine, download hash-chained journal Integrations with Vercel AI SDK, OpenAI Agents SDK, LangGraph, Mastra, Pydantic AI MCP server for Claude Code, Claude Projects and Codex Works with any model via bring-your-own-key TypeScript and Python clients for HTTP API access
What makes it different	Designed for teams building custom MCP tools from their own APIs, not a catalog of prebuilt connectors Complete full-stack platform combining SDK, IDE, and cloud hosting in one suite Open-source core with npm-installable packages for SDK, CLI, and UI widgets 80,000 deployments and 13 million requests already in production Enterprise-grade security with AES-256 encryption and JWT authentication	Bounded prompt under a fixed cap while history grows, so costs per call stop climbing on long sessions Every run recorded with cryptographic proof: rebuilable prompts, hash-chained journal, re-runnable engine Resumes from crash without repeating finished actions using stable idempotency keys Budget enforcement before each model call, not reactive overage billing No model key storage or logging; your provider bills you directly
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)	15 −1 (down) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	7	0
Citation Flow (Majestic)	28	9
Referring domains (Majestic)	125	4

5 details filled in for both companies.

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