Listen Labs vs Tetsuwan Scientific
Which Research Assistants AI tool is better in 2026?
Listen Labs
AI-moderated customer research interviews at scale
Tetsuwan Scientific
Robotic AI scientists that run laboratory experiments autonomously
Side-by-side
Listen Labs is the more established option (raised $100M); pricing is comparable on both sides.
| Metric | Listen Labs | Tetsuwan Scientific |
|---|---|---|
| Taglinei | AI-moderated customer research interviews at scale | Robotic AI scientists that run laboratory experiments autonomously |
| Foundedi | 2023 | 2023 |
| HQi | San Francisco, United States | San Francisco, United States |
| Employeesi | — | 1-10🏆 |
| Neuron scorei | 73🏆 | 64 |
| Total fundingi | $100M🏆 | $2.7M |
| Latest roundi | Series B · Jan 2026 | Pre-Seed · Nov 2024 |
| Valuationi | $500M🏆 | — |
| Cheapest paid plani | Pricing not disclosed | Pricing not disclosed |
| Free plani | ✗ | ✗ |
| Free triali | ✗ | ✗ |
| Top tier pricei | Pricing not disclosed | Pricing not disclosed |
| Pricing summaryi | Custom | Enterprise · Contact sales |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Listen Labs and Tetsuwan Scientific.
| Capability | Listen Labs | Tetsuwan Scientific |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✗ | ✗ |
| Free trial | ✗ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Listen Labs
- Has raised more capital ($100M vs $2.7M)
- Higher Neuron score (73 vs 64)
🔵 Strengths of Tetsuwan Scientific
- Strong in Research Assistants
Which should you choose?
Choose Tetsuwan Scientific if price matters most — it starts at Enterprise · Contact sales, which is friendlier for teams watching burn. Both Research Assistants tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Listen Labs if you want the most established option — it has raised $100M, 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
Listen Labs vs Tetsuwan Scientific — which is better?
It depends on your priority. Listen Labs has raised more capital and is the more established option; Tetsuwan Scientific has broader feature depth. See the side-by-side table above.
Is Listen Labs cheaper than Tetsuwan Scientific?
No — Tetsuwan Scientific's cheapest paid plan is Enterprise · Contact sales, while Listen Labs's is Custom.
Do Listen Labs and Tetsuwan Scientific offer free plans?
Listen Labs: Paid only. Tetsuwan Scientific: Paid only.
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