NPC & runtime AI
Platforms for AI characters and dialogue that run inside your shipped game. 2 tools tracked. Picks: Best AI NPC and dialogue platforms for games · ship with no attribution.
| Tool | Free tier | Paid price (as shown) | Commercial licence | API / MCP | Checked |
|---|---|---|---|---|---|
| Convai NPC & runtime AI | Free: 100 interactions/month, 60 cloud-rendered minutes, 1 character session, 1 monthly active end user | Indie Dev $29/mo ($22/mo billed yearly, 3,000 interactions, 75 MAU); Professional $99/mo ($69, 10,000, 250 MAU); Scale $499/mo ($299, 50,000, 1,250 MAU); Business $1,199/mo ($499 yearly 'limited time offer', 125,000, 2,500 MAU); Enterprise custom | Free: Terms of Service (last updated Sep 1, 2025) s.3: 'You shall have ownership over the Customer Content and AI Generated Content at all times.' Not limited by plan Paid: Same Terms s.3 ownership clause on every plan | API keys and SDKs; Vision ability via APIs on all plans | 2026-10-15 price: verified licence: verified |
| Inworld AI NPC & runtime AI | On-Demand: $0, pay as you go; up to 70 min TTS included, 100 custom voices, 2 professional voice clones; 'Commercial license' listed | Creator $25/mo ($25 credits); Builder $100/mo; Developer $300/mo; Growth $1,500/mo; Enterprise custom. TTS-2 $25/1M chars on On-Demand, down to $12.50 on Growth; STT $0.15/hr; LLM inference from $0.07/1M tokens | Free: Pricing page lists 'Commercial license' on the free On-Demand tier; Terms (effective Jun 11, 2025): 'we assign to you all of our right, title, and interest in Outputs' Paid: Same Terms assignment on every plan | API (TTS, STT, speech-to-speech, LLM router) | 2026-10-15 price: verified licence: verified |
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