AI21 Labs vs Moonshot AI
Which Agents AI tool is better in 2026?
AI21 Labs
Advanced language AI for enterprise applications
Moonshot AI
Maker of Kimi — the long-context AI chatbot.
Side-by-side
Moonshot AI leads on both fronts — more capital raised ($3B) and a lower entry price than AI21 Labs.
| Metric | AI21 Labs | Moonshot AI |
|---|---|---|
| Taglinei | Advanced language AI for enterprise applications | Maker of Kimi — the long-context AI chatbot. |
| Foundedi | 2017🏆 | 2023 |
| HQi | Tel Aviv, IL | Beijing, CN |
| Employeesi | 200-500 | 201-500🏆 |
| Neuron scorei | 51 | 76🏆 |
| Total fundingi | $336M | $3B🏆 |
| Latest roundi | Series C · Nov 2023 | Series C · May 2026 |
| Valuationi | $1.4B | $20B🏆 |
| Cheapest paid plani | — | —🏆 |
| Free plani | ✗ | ✓ Kimi Free |
| Free triali | ✓ | ✗ |
| Top tier pricei | Enterprise / Custom Solutions · Contact sales | — |
| Pricing summaryi | 2 published plans | 4 published plans |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for AI21 Labs and Moonshot AI.
| Capability | AI21 Labs | Moonshot AI |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✓ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | 2 (Python, TypeScript) | 2 (python, javascript) |
| Free plan | ✗ | ✓ |
| Free trial | ✓ | ✗ |
| Verified | ✓ | ✗ |
| Active deal | ✗ | ✓ |
🟢 Strengths of AI21 Labs
- Offers a free trial
- More mature (2017)
- Verified profile
🔵 Strengths of Moonshot AI
- Has raised more capital ($3B vs $336M)
- Higher Neuron score (76 vs 51)
- Offers a free plan
- Newer company (2023)
Which should you choose?
Choose Moonshot AI if price matters most — it starts at Free, 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 Moonshot AI if you want the most established option — it has raised $3B, 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.
💸 Deals
Kimi by Moonshot — free chat with long context
Moonshot's Kimi assistant is free to use with up to 2M-token context — great for document analysis and long-form chat.
Frequently asked questions
AI21 Labs vs Moonshot AI — which is better?
It depends on your priority. AI21 Labs is the leaner option; Moonshot AI is cheaper to start. See the side-by-side table above.
Is AI21 Labs cheaper than Moonshot AI?
No — Moonshot AI's cheapest paid plan is Free, while AI21 Labs's is Free trial.
Do AI21 Labs and Moonshot AI offer free plans?
AI21 Labs: Free trial only. Moonshot AI: Yes, has a free plan.
Explore more AI Agents tools
Contextual paths to related AI startups, deals and rankings.