Character.AI vs Slingshot AI
Which Chatbots AI tool is better in 2026?
Character.AI
Chat with millions of user-created AI characters.
Slingshot AI
Foundation model and AI app for mental health
Side-by-side
| Character.AI | Slingshot AI | |
|---|---|---|
| Tagline | Chat with millions of user-created AI characters. | Foundation model and AI app for mental health |
| Founded | 2021 | 2023 |
| HQ | Menlo Park, US | New York, US |
| Employees | 51-200 | 51-100 |
| Total funding | $150M | $93M |
| Latest round | Series A · Oct 2023 | Series A extension · Jul 2025 |
| Valuation | $1B | — |
| Cheapest paid plan | c.ai+ · $10/mo | Pricing not disclosed |
| Free plan | ✓ Free | ✗ |
| Free trial | ✗ | ✗ |
| Top tier price | c.ai+ · $10/mo | Pricing not disclosed |
| Pricing summary | 2 published plans | Freemium |
| Categories |
Capability matrix
Developer-facing capabilities and access signals for Character.AI and Slingshot AI.
| Capability | Character.AI | Slingshot AI |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✓ | ✗ |
| Free trial | ✗ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Character.AI
- Has raised more capital ($150M vs $93M)
- Offers a free plan
- More mature (2021)
🔵 Strengths of Slingshot AI
- Higher Neuron score (80 vs 55)
- Newer company (2023)
Which should you choose?
Choose Slingshot AI if price matters most — it starts at Freemium, which is friendlier for teams watching burn. Both AI Chatbots tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Character.AI if you want the most established option — it has raised $150M, 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
Character.AI vs Slingshot AI — which is better?
It depends on your priority. Character.AI has raised more capital and is the more established option; Slingshot AI is cheaper to start. See the side-by-side table above.
Is Character.AI cheaper than Slingshot AI?
No — Slingshot AI's cheapest paid plan is Freemium, while Character.AI's is c.ai+ · $10/mo.
Do Character.AI and Slingshot AI offer free plans?
Character.AI: Yes, has a free plan. Slingshot AI: Paid only.
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