groas vs Mastra
groas vs Mastra, compared side by side on 16 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: groas is on 26/100 and Mastra on 77/100.
Where each one leads
groas
Leads on none of the measures we hold for both companies.
Mastra
- our overall score: 77/100 against 26/100
- domain rating: 76/100 against 47/100
- headcount: 53 against 3
At a glance
| Measure | groas | Mastra |
|---|---|---|
| What it is | groas is an AI-powered platform that automates and optimizes Google Search Ad campaigns by deploying specialized AI agents to create conversion-driven ads and landing pages for every search term. | An open-source TypeScript/JavaScript framework for building AI agents, from the creators of Gatsby. |
| Category | Agentic AI | Agentic AI, AI Agents, Developer Tools, Open Source |
| Sells toBusiness model | B2B | B2B |
| Offering | Not published | Platform |
| Founded | 2025 | 2024 |
| Headquarters | Not published | San Francisco, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | groas | Mastra |
|---|---|---|
| Employees | 3 | 53 |
| Headcount growthLast 12 months | Not published | +204.5% |
| Total funding | Not published | $35.5M |
| Latest round | Not published | Series A |
| LinkedIn followers | Not published | 6,591 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | groas | Mastra |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 26/100 | 77/100 |
| Traction | 6/100 | 70/100 |
| Team | 60/100 | 90/100 |
| Community | Not published | 38/100 |
| Search visibility | 11/100 | 68/100 |
| Quality | Not published | 78/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (53/100) | D (58/100) |
| Domain ratingLink authority, 0-100 | 47/100 | 76/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | groas | Mastra |
|---|---|---|
| Hosting | Not detected | Vercel |
| CDN | Cloudflare | Vercel |
| CMS | Webflow | Not detected |
| Frameworks | Not detected | Next.js, Tailwind CSS |
| Analytics | Google Tag Manager, Facebook Pixel | Not detected |
| Open source | No | Yes, 15,100 GitHub stars |
| Self-hostable | No | Yes |
Product and pricing
| Measure | groas | Mastra |
|---|---|---|
| Key features | Conversion Copy Agents, Budgeting Agents, Search Intent Agents, Opportunity Discovery Agents, Optimisation Agents, Unique Ad & Landing Page For Every Search Term | AI Agent Framework, Workflows, RAG, Evals, Memory & Tool Selection, Open Source & Modular |
What users say
| Measure | groas | Mastra |
|---|---|---|
| Community ratingVisitor votes on StartupHub | Not published | 5.0/5 from 2 votes |
groas vs Mastra: common questions
Which is better, groas or Mastra?
On our 0-100 score Mastra rates higher (77/100 against 26/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 16 data points above: read the rows that match what you are buying for.
How do groas and Mastra compare on the numbers?
Mastra leads on our overall score (77/100 against 26/100), domain rating (76/100 against 47/100), headcount (53 against 3).
Read the full groas review and pricing or the Mastra review and pricing. You can also browse other groas alternatives we track.