Software · head to head
Google Dialogflow vs Zendesk Sunshine Conversations

Zendesk Sunshine Conversations
Software
Omnichannel messaging and customer engagement platform
- From
- On request
- Rated
- -
The short version
- Only Google Dialogflow has a free tier, so it costs nothing to try first.
- Each has a real cost: Google Dialogflow google's own Dialogflow pricing page (cloud.google.com/dialogflow/pricing) prices Conversational Agents (CX) text requests at $0.007 per request, audio input at $0.0065 per 15 seconds and audio output from $4 per 1 million characters, all in USD, with a one-time $600 free credit for the first 12 months; Dialogflow ES (Essentials) is billed per request separately from CX and the two are not interchangeable, so a chatbot built on ES cannot simply switch to CX pricing without migration.; Zendesk Sunshine Conversations cannot be purchased standalone; requires expensive Zendesk Suite Professional or higher plans
- They diverge on capability: Google Dialogflow covers NLU and NLG, Zendesk Sunshine Conversations covers Live chat.
Where they differ
Only the attributes on which Google Dialogflow and Zendesk Sunshine Conversations actually diverge.
| Attribute | Google Dialogflow | Zendesk Sunshine Conversations |
|---|---|---|
| Starting price | Free | On request |
| Pricing model | usage-based | subscription |
| Free tier | Yes | No |
| Platforms | Web, Mobile, Messaging apps, Voice assistants | Web, iOS, Android |
| Founded | 1998 | 2015 |
Identical on both: user rating (Not yet rated), category (Unknown).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Google Dialogflow
- NLU and NLG
- Multi-language support
- Integration with Google services
- Webhooks
- Google Cloud
- Telegram
- Mobile support
Only in Zendesk Sunshine Conversations
- Live chat
- SMS messaging
- Facebook Messenger
- WhatsApp integration
- Salesforce
- Zendesk Support
- API
- Mobile app support
Both cover
- Slack
- Web support
What people use each for
The jobs each tool is most often brought in to do.
Google Dialogflow
- Customer engagement
- Lead generation
- Customer support
- Sales automation
Zendesk Sunshine Conversations
- Customer engagement
- Lead generation
- Customer support
- Sales automation
Both are used for customer engagement, lead generation, customer support, sales automation, on those jobs the choice comes down to price and fit rather than capability.
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Google Dialogflow
- Google's own Dialogflow pricing page (cloud.google.com/dialogflow/pricing) prices Conversational Agents (CX) text requests at $0.007 per request, audio input at $0.0065 per 15 seconds and audio output from $4 per 1 million characters, all in USD, with a one-time $600 free credit for the first 12 months; Dialogflow ES (Essentials) is billed per request separately from CX and the two are not interchangeable, so a chatbot built on ES cannot simply switch to CX pricing without migration.
Zendesk Sunshine Conversations
- Cannot be purchased standalone; requires expensive Zendesk Suite Professional or higher plans
- Low included monthly active users (1,000 MAU) and notifications (1,000) necessitate paid add-ons for most businesses
- Custom implementations require developer resources for webhooks and API configuration
Pricing, plan by plan
Google Dialogflow
Free- Free TierFree
- 100 requests/day
- Basic NLU
- Standard$0.005/month
- Pay per request
- Advanced features
- Enterprise$undefined/month
- Custom SLAs
- Dedicated support
Zendesk Sunshine Conversations
On request- Team$19/month
- Chat + messaging
- Basic features
- Limited agents
- Growth$49/month
- Omnichannel
- Advanced automation
- Routing
- Professional$99/month
- All features
- Custom workflows
- Premium support
Which should you pick?
Choose Google Dialogflow if
- You need nlu and nlg.
- You want to start without paying.
- You work on Web, Mobile, Messaging apps, Voice assistants.
- You also want multi-language support.
Choose Zendesk Sunshine Conversations if
- You need live chat.
- You work on Web, iOS, Android.
- You also want sms messaging.
Questions people ask
- Is Google Dialogflow or Zendesk Sunshine Conversations better?
- Neither clearly leads. Google Dialogflow starts at Free and Zendesk Sunshine Conversations at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Google Dialogflow or Zendesk Sunshine Conversations?
- Google Dialogflow has a free tier; the other does not. Paid plans start at Free for Google Dialogflow and On request for Zendesk Sunshine Conversations.
- Does Google Dialogflow or Zendesk Sunshine Conversations run on more platforms?
- Google Dialogflow runs on Web, Mobile, Messaging apps, Voice assistants. Zendesk Sunshine Conversations runs on Web, iOS, Android.
- Can I use Google Dialogflow for free?
- Yes. Google Dialogflow has a free tier, so you can try it without paying. Zendesk Sunshine Conversations starts at On request.
- What is Google Dialogflow best used for?
- Google Dialogflow is most often used for customer engagement, lead generation, customer support, sales automation.
- What can Google Dialogflow do that Zendesk Sunshine Conversations cannot?
- Google Dialogflow covers NLU and NLG, Multi-language support, Integration with Google services, Webhooks. Zendesk Sunshine Conversations covers Live chat, SMS messaging, Facebook Messenger, WhatsApp integration. Both handle Slack, Web support.
Answered from the vendors’ own pages
Zendesk Sunshine Conversations: Can I buy Zendesk Sunshine Conversations standalone?
No. Sunshine Conversations is only available with Zendesk Suite Professional, Enterprise, or Enterprise Plus plans. It cannot be purchased as a standalone product.
SourceZendesk Sunshine Conversations: What messaging channels does Sunshine Conversations support?
Sunshine Conversations connects 15+ messaging channels including WhatsApp, Facebook Messenger, Instagram, Telegram, SMS, and provides a Web Widget for on-site chat.
SourceZendesk Sunshine Conversations: What are the usage limits on Zendesk Sunshine Conversations?
The base includes 1,000 Monthly Active Users and 1,000 notifications per month. Additional usage requires $50 add-ons for each 2,500 MAU pack or $50 for each 25,000 notification pack.
SourceRelated pages
More on Google Dialogflow
More on Zendesk Sunshine Conversations
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