OpenAssistantGPT vs Chatling: AI Chatbot Comparison (2026)

OpenAssistantGPT vs Chatling compared for AI chatbots. Pricing, AI credits, features, and which no-code chatbot builder offers better value.


OpenAssistantGPT offers unlimited AI messages at 18/month. Chatling charges 29/month for 3,000 AI credits with additional credits costing $10/1,000. For any business handling more than a few hundred conversations per month, OpenAssistantGPT is significantly cheaper and more flexible with its open-source codebase and bring-your-own-API-key model.

Both platforms are no-code AI chatbot builders, but they differ in pricing model and openness. OpenAssistantGPT uses your own OpenAI API key for transparent, wholesale AI costs. Chatling uses a credit system that adds up and restricts your usage.

Side-by-Side Comparison

FeatureOpenAssistantGPTChatling
Starting price$18/mo$29/mo
AI messagesUnlimited3,000 credits/mo (Starter)
Extra messagesPay OpenAI directly$10/1,000 credits
Own API keyYesNo
Open sourceYesNo
Chatbots9 (Basic)5 (Starter)
AI modelsGPT-4o, GPT-4, GPT-3.532 models
RAGAuto website crawlingKnowledge base
Knowledge base limitNo restrictive cap20M chars (Starter)
White-labelYes ($54/mo)$35/mo add-on
Custom domainYes ($54/mo)$10/mo add-on
Self-hostingYesNo
SeatsUnlimited (Basic)2 (Starter)
Lead captureYesYes
AnalyticsBasicYes

Pricing Comparison

TierOpenAssistantGPTChatling
Free$0 (500 msg, 1 bot)$0 (100 credits, 2 bots)
Entry$18/mo (unlimited, 9 bots)$29/mo (3K credits, 5 bots)
Mid$54/mo (white-label)$99/mo (12K credits, 35 bots)
White-label add-onIncluded in Pro+$35/mo
Custom domain add-onIncluded in Pro+$10/mo

With Chatling, white-labeling and custom domain are paid add-ons. On OpenAssistantGPT Pro (54/mo), they are included. Chatling Starter + remove branding + custom domain = 29 + 35 + 10 = $74/month — more expensive than OpenAssistantGPT Pro with fewer features.

Where OpenAssistantGPT Wins

Unlimited messages. No credit counting. Chatling's 3,000 credits on Starter sounds like a lot until busy days burn through hundreds of credits.

Lower total cost. 18/month with unlimited messages and your own API key. Chatling's comparable setup (Starter + branding removal + custom domain) costs 74/month.

Open source. Full codebase on GitHub. Fork it, customize it, self-host it. Chatling offers no code access.

Bring your own API key. Pay OpenAI's wholesale rates. Chatling marks up AI usage through its credit system.

More chatbots per plan. 9 chatbots on Basic (18/mo) vs. 5 on Chatling Starter (29/mo).

Where Chatling Wins

More AI models. Chatling supports 32 AI models across providers. OpenAssistantGPT focuses on OpenAI models (GPT-4o, GPT-4, GPT-3.5).

Satisfaction surveys. Built-in survey feature on the Ultimate plan. OpenAssistantGPT does not include surveys natively.

Voice input. Chatling supports voice input for the chatbot. OpenAssistantGPT is text-only.

Visual builder. Chatling includes a visual chatbot builder for customizing flows without code.

Choose OpenAssistantGPT If:

  • You want unlimited AI messages without credit worrying
  • Open source and self-hosting matter
  • Your own OpenAI API key for cost control is important
  • White-labeling without expensive add-ons is needed
  • You prefer paying less for more features

Choose Chatling If:

  • You need to test multiple AI models (32 options)
  • Voice input is important for your chatbot
  • You want built-in satisfaction surveys
  • 3,000 credits per month is sufficient for your volume

FAQ

Is OpenAssistantGPT cheaper than Chatling?

Yes. OpenAssistantGPT Basic (18/mo) includes unlimited messages and 9 chatbots. Chatling Starter (29/mo) limits you to 3,000 credits and 5 chatbots. Adding white-label and custom domain to Chatling costs 74/month total vs. 54/month for OpenAssistantGPT Pro.

How many conversations do 3,000 Chatling credits cover?

It depends on the AI model and conversation length. Simple exchanges might use 1-3 credits. Complex conversations can use 10+ credits. Roughly, 3,000 credits cover 300-3,000 conversations depending on complexity.

Does Chatling support OpenAI models?

Yes, Chatling includes OpenAI models among its 32 options. However, you cannot bring your own API key — you use Chatling's credit system which adds markup to the AI costs.

Can I self-host Chatling?

No. Chatling is cloud-only with no open-source version. OpenAssistantGPT offers full self-hosting with its open-source codebase on GitHub.