/dev/agents vs Lemma
Which Agents AI tool is better in 2026?
/dev/agents
An operating system purpose-built for the era of AI agents.
Lemma
Reliability platform that catches AI agent regressions and auto-optimizes prompts in production.
Side-by-side
/dev/agents is the more established option (raised $56M); pricing is comparable on both sides.
| Metric | /dev/agents | Lemma |
|---|---|---|
| Taglinei | An operating system purpose-built for the era of AI agents. | Reliability platform that catches AI agent regressions and auto-optimizes prompts in production. |
| Foundedi | 2024🏆 | 2025 |
| HQi | San Francisco, US | San Francisco, US |
| Employeesi | 11-50🏆 | — |
| Neuron scorei | 60🏆 | 45 |
| Total fundingi | $56M🏆 | $500K |
| Latest roundi | Seed · Nov 2024 | Seed · Sep 2025 |
| 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 | Pricing not listed | Free trial |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for /dev/agents and Lemma.
| Capability | /dev/agents | Lemma |
|---|---|---|
| MCP support | ✗ | ✓ |
| Public API | ✗ | ✓ |
| Webhooks | ✗ | ✓ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✗ | ✗ |
| Free trial | ✗ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of /dev/agents
- Has raised more capital ($56M vs $500K)
- Higher Neuron score (60 vs 45)
- More mature (2024)
🔵 Strengths of Lemma
- Offers a free trial
- Newer company (2025)
Which should you choose?
Choose Lemma if price matters most — it starts at Free trial, 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 /dev/agents if you want the most established option — it has raised $56M, 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
/dev/agents vs Lemma — which is better?
It depends on your priority. /dev/agents has raised more capital and is the more established option; Lemma has broader feature depth. See the side-by-side table above.
Is /dev/agents cheaper than Lemma?
No — Lemma's cheapest paid plan is Free trial, while /dev/agents's is Pricing not listed.
Do /dev/agents and Lemma offer free plans?
/dev/agents: Paid only. Lemma: Free trial only.
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