ChatGPT vs Merlin vs Harpa vs Grok
Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.
Your tool
ChatGPT
vs ChatGPT
Competitor 1
Merlin
Merlin
Competitor 2
Harpa
Harpa
Competitor 3
Grok
GrokCompare
4 tools · best value per row highlighted
Competitor
Harpa
Harpa
harpa.ai
HARPA AI is a Chrome Extension and NoCode RPA platform that automates web tasks to save time and money. It uses a hybrid AI engine built on ChatGPT and Machine Learning to perform tasks such as provid
Traffic estimated monthly website traffic
Monthly visits
5.6Bvisits/mo
1.2Mvisits/mo
281.1Kvisits/mo
42.9Kvisits/mo
MoM change
▲ 3.5%
▼ 13.8%
▼ 18.4%
▼ 58.1%
6-month growth
-1.6%
-9.1%
-55.5%
-75.4%
Global rank web
#7
#46,011
#170,120
—
Avg. last 3 months
5.5B
1.3M
326.3K
99.3K
Bounce rate lower is better
30%
50%
53%
65%
Pages / visit
4.3
2.5
1.6
1.6
Visit duration
6m 35s
4m 15s
1m 09s
31s
Traffic sources
● Direct 95% · ● Referral 3%
● Direct 83% · ● Referral 14%
● Direct 95% · ● Referral 4%
● Direct 98% · ● Referral 2%
ChatGPTMerlinHarpaGrok
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$8per month · free tier available
$29per month · free tier available
€14.3per month
$8per month · free tier available
Free tier
–
Free trial
–
–
–
–
API access
–
–
–
Plans
Free FreeGo $8/moPlus $20/moPro 5x $100/mo+1 more
Free FreePro $29/moTeams $15/mo
Everyone €14.30/moPro €19.60/moLife €238
Free FreeX Premium $8/moSuperGrok Lite $10/moX Premium+ $40/mo+3 more
Capabilities input → output
Input
CodeDocumentsImagesTextAudio
Web pagesTextDocumentsCode
Web pagesText
TextImagesDocumentsCodeAudio
Output
AudioCodeImagesText
TextImagesCode
TextData
VideoTextImagesCodeAudio
Skill level
Beginner-friendly
Beginner-friendly
Intermediate
Beginner-friendly
Categories
Tasks what each tool can do · 1 shared · core partial
Tasks covered
19
13
10
9
Chatbots
Summarizing
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Coding
–
Image generation
–
Chrome extensions
–
–
Copywriting
–
–
Translations
–
–
Video summaries
–
–
Writing
–
–
Research
–
–
Agents
–
–
–
APIs
–
–
–
Blogging
–
–
–
Chatting
–
–
–
Email automation
–
–
–
Email writing
–
–
–
Essay writing
–
–
–
Grammar checking
–
–
–
Image to text
–
–
–
Large language models
–
–
–
Search engine
–
–
–
Social media
–
–
–
Social media posts
–
–
–
Web scraping
–
–
–
Web search
–
–
–
Code documentation
–
–
–
Debugging
–
–
–
Email management
–
–
–
Image editing
–
–
–
Image to image
–
–
–
Community on aitoolstime
Rating
4.34 ratings
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 17
▲ 3
▲ 1
▲ 1
Saves
4
0
0
0
Reviews
4
0
0
0
Prompts
17
0
0
0
Verified listing
–
–
–
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.