JetBrains AI Assistant vs Replicas
Which Agents AI tool is better in 2026?
JetBrains AI Assistant
AI inside IntelliJ, PyCharm, WebStorm — code without leaving your JetBrains IDE
Replicas
Background coding agents that delegate engineering work to sandboxed AI in Slack, Linear, and GitHub.
Side-by-side
Replicas is the more established option (raised $500K), but JetBrains AI Assistant is cheaper to start.
| Metric | JetBrains AI Assistant | Replicas |
|---|---|---|
| Taglinei | AI inside IntelliJ, PyCharm, WebStorm — code without leaving your JetBrains IDE | Background coding agents that delegate engineering work to sandboxed AI in Slack, Linear, and GitHub. |
| Foundedi | 2024🏆 | 2026 |
| HQi | Prague, CZ | San Francisco, US |
| Employeesi | 5000+ | 1-10🏆 |
| Neuron scorei | 53🏆 | 45 |
| Total fundingi | Undisclosed | $500K🏆 |
| Latest roundi | Corporate · Jan 2024 | Seed · Mar 2026 |
| Valuationi | — | — |
| Cheapest paid plani | JetBrains AI Assistant (Annual) · $8/mo🏆 | Pricing not disclosed |
| Free plani | ✗ | ✗ |
| Free triali | ✓ | ✗ |
| Top tier pricei | JetBrains AI Assistant · $10/mo | Pricing not disclosed |
| Pricing summaryi | 3 published plans | Contact-sales |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for JetBrains AI Assistant and Replicas.
| Capability | JetBrains AI Assistant | Replicas |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | 2 (Kotlin, Java) | 1 (CLI) |
| Free plan | ✗ | ✗ |
| Free trial | ✓ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of JetBrains AI Assistant
- Higher Neuron score (53 vs 45)
- Offers a free trial
- Lower starting price ($8/mo)
- More mature (2024)
🔵 Strengths of Replicas
- Has raised more capital ($500K vs Undisclosed)
- Newer company (2026)
Which should you choose?
Choose JetBrains AI Assistant if price matters most — it starts at Free trial · From $8/mo, 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 Replicas if you want the most established option — it has raised $500K, 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
JetBrains AI Assistant vs Replicas — which is better?
It depends on your priority. JetBrains AI Assistant is the leaner option; Replicas has broader feature depth. See the side-by-side table above.
Is JetBrains AI Assistant cheaper than Replicas?
Yes — JetBrains AI Assistant's cheapest paid plan is JetBrains AI Assistant (Annual) · $8/mo, while Replicas's is Contact-sales.
Do JetBrains AI Assistant and Replicas offer free plans?
JetBrains AI Assistant: Free trial only. Replicas: Paid only.
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