Mainframe vs Martin
Which Agents AI tool is better in 2026?
Mainframe
Building interfaces for the future where operating systems are built around actions, not apps, powered by AI.
Martin
Personal AI assistant reachable by call, text and app
Side-by-side
Martin is the more established option (raised $2M), but Mainframe is cheaper to start.
| Metric | Mainframe | Martin |
|---|---|---|
| Taglinei | Building interfaces for the future where operating systems are built around actions, not apps, powered by AI. | Personal AI assistant reachable by call, text and app |
| Foundedi | 2026 | 2023🏆 |
| HQi | — | San Francisco, United States |
| Employeesi | 1-10🏆 | — |
| Neuron scorei | 32 | 67🏆 |
| Total fundingi | Undisclosed | $2M🏆 |
| Latest roundi | — | Seed · Jan 2024 |
| Valuationi | — | — |
| Cheapest paid plani | Pro · $20/mo🏆 | Pricing not disclosed |
| Free plani | ✓ Starter | ✗ |
| Free triali | ✓ | ✓ |
| Top tier pricei | Pro · $20/mo | Pricing not disclosed |
| Pricing summaryi | 2 published plans | Free trial |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Mainframe and Martin.
| Capability | Mainframe | Martin |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✓ |
| SDK languages | — | — |
| Free plan | ✓ | ✗ |
| Free trial | ✓ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Mainframe
- Offers a free plan
- Newer company (2026)
🔵 Strengths of Martin
- Has raised more capital ($2M vs Undisclosed)
- Higher Neuron score (67 vs 32)
- More mature (2023)
Which should you choose?
Choose Mainframe if price matters most — it starts at Enterprise · Contact sales, which is friendlier for teams watching burn. Both AI Agents tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Martin if you want the most established option — it has raised $2M, suggesting more runway for enterprise features, support, and long-term roadmap. For mission-critical workflows or larger teams, that stability often outweighs a lower monthly price.
Frequently asked questions
Mainframe vs Martin — which is better?
It depends on your priority. Mainframe is the leaner option; Martin has broader feature depth. See the side-by-side table above.
Is Mainframe cheaper than Martin?
Yes — Mainframe's cheapest paid plan is Pro · $20/mo, while Martin's is Free trial.
Do Mainframe and Martin offer free plans?
Mainframe: Yes, has a free plan. Martin: Free trial only.
Explore more AI Agents tools
Contextual paths to related AI startups, deals and rankings.