Bolt.new vs Letta
Which Developer Tools AI tool is better in 2026?
Bolt.new
Full-stack apps from a single prompt — deployed in seconds by StackBlitz
Letta
Memory-first agents that learn and improve from experience with natural language.
Side-by-side
| Bolt.new | Letta | |
|---|---|---|
| Tagline | Full-stack apps from a single prompt — deployed in seconds by StackBlitz | Memory-first agents that learn and improve from experience with natural language. |
| Founded | 2024 | — |
| HQ | San Francisco, US | — |
| Employees | 11-50 | 1-10 |
| Total funding | Undisclosed | Undisclosed |
| Latest round | — | — |
| Valuation | — | — |
| Cheapest paid plan | Pro · $25/mo | — |
| Free plan | ✓ Free | ✓ Letta Code |
| Free trial | ✗ | ✓ |
| Top tier price | Teams · $30/mo | — |
| Pricing summary | 4 published plans | 1 published plans |
| Categories |
Capability matrix
Developer-facing capabilities and access signals for Bolt.new and Letta.
| Capability | Bolt.new | Letta |
|---|---|---|
| MCP support | ✓ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | 1 (Node.js) |
| Free plan | ✓ | ✓ |
| Free trial | ✗ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Bolt.new
- Higher Neuron score (82 vs 19)
- Lower starting price ($20/mo)
- Newer company (2024)
🔵 Strengths of Letta
- Offers a free trial
Which should you choose?
Choose Bolt.new if price matters most — it starts at Free · From $20/mo, which is friendlier for teams watching burn. Both AI Developer Tools tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Letta if you want the most established option — it has raised Undisclosed, 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
Bolt.new vs Letta — which is better?
It depends on your priority. Bolt.new is the leaner option; Letta has broader feature depth. See the side-by-side table above.
Is Bolt.new cheaper than Letta?
Yes — Bolt.new's cheapest paid plan is Pro · $25/mo, while Letta's is Free.
Do Bolt.new and Letta offer free plans?
Bolt.new: Yes, has a free plan. Letta: Yes, has a free plan.
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