Mastra
Build AI agents with a modern TypeScript stack
UTCP
The scalable, secure alternative to MCP for tool calling
Updated February 2026
| Mastra | UTCP | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 2 | 3 |
| Pros | 0 | 0 |
| FactScore™ | 23.9 | 30.1 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Mastra — Pros
No unique pros listedBoth tools — Pros
—Only in UTCP — Pros
No unique pros listedOnly in Mastra — Cons
—Both tools — Cons
—Only in UTCP — Cons
—Details
| Mastra | UTCP | |
|---|---|---|
| Categories | LLM Developer Tools, AI Agent Automation | LLM Developer Tools, AI Agents |
| Platforms | Web | Web |
| Became Popular | January 21, 2026 | July 17, 2025 |
| Website | mastra.ai | github.com |
Who Should Pick Which?
Choose Mastra if...
- No unique pros listed
Choose UTCP if...
- No unique pros listed
With a FactScore™ of 23.9 vs 30.1, UTCP leads in community reception. Mastra uniquely offers No unique pros listed, while UTCP stands out for No unique pros listed.
What Users Say
Mastra
Shoutout to the team at Mastra for building an excellent agent orchestration layer. Mastra is a key part of Imagine.dev’s agentic architecture, helping us coordinate specialized agents and reliably...
UTCP
I never understood why MCP needs to rely so heavily on heavy client/server architecture. This direct way of having LLMs call endpoints makes it much more easy and efficient to implement tool callin...
UTCP is an elegant solution to agent tool calling. Unlike MCP, no wrappers or clunky servers need to be maintained and no extra auth, billing etc. logic needs to be built again.
MCP has paved the way for the ease of use of LLMs with our day-to-day tools. UTCP takes it further with better specification and security from the get-go. I would love to see UTCP standard being im...
Related Comparisons
Frequently Asked Questions
Which is better, Mastra or UTCP?
Based on FactScore™, UTCP leads with a score of 30.1 vs 23.9. UTCP has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Mastra compared to UTCP?
Mastra uniquely offers: No unique pros listed.
What are the pros of UTCP compared to Mastra?
UTCP uniquely offers: No unique pros listed.
Is Mastra better rated than UTCP?
Mastra is rated 5.0★ from 2 reviews. UTCP is rated 5.0★ from 3 reviews.
What is the FactScore™ of Mastra and UTCP?
FactScore™ weighs rating and review volume together. Mastra scores 23.9 and UTCP scores 30.1.
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