Gorgias vs Sierra

as AI assistants see them, week of 2026-09-21

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Gorgias edges out Sierra overall, with an overall score of 31 versus 25, and a few more mentions too: 29 of 60 answers versus 25 of 60. Head-to-head, Gorgias came out ahead on 9 questions, Sierra on 7, and they tied on 4. Gorgias shows up reliably for ecommerce-flavored questions, like per-resolution pricing and refund-capable agents, all 3 of 3 answers each. Sierra's strongest showing is "best AI customer support agents," also 3 of 3. By assistant, Claude rates Sierra higher (48 vs 39), while Perplexity barely mentions Sierra at all (3 vs 21).

Head to head

metric	Gorgias	Sierra
score	31	25
questions won	15	16

By assistant

Gorgias

assistant	score	named in, this week	usual spot, this week
ChatGPT	34	45% of answers	#3.1
Claude	39	70% of answers	#6.4
Gemini	not sampled this week
Perplexity	21	30% of answers	#3.7

Sierra

assistant	score	named in, this week	usual spot, this week
ChatGPT	26	40% of answers	#4.8
Claude	48	80% of answers	#5.5
Gemini	not sampled this week
Perplexity	3	5% of answers	#6.0

Where they differ

Only Gorgias gets named for

What's the best AI support agent for an ecommerce store?
What's the best AI tool to draft replies for support agents rather than replace them?
Which AI support tool is easiest to set up?

Only Sierra gets named for

What's the best AI chatbot for a SaaS help desk?
What's the best AI agent for support in multiple languages?
Which AI support platform is best for enterprise?
What's the best AI support tool that works inside Zendesk or Intercom?

More comparisons

Not sold on either?

Scores count how often each assistant names a product, weighted by position. How the score works · Full AI customer support agents leaderboard