Mintlify vs pgvector vs Documentation.AI vs Fern

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Mintlify
vs
Competitor 1
pgvector
Competitor 2
Documentation.AI
Competitor 3
Fern
Compare
4 tools · best value per row highlighted
Your tool Mintlify
mintlify.com
Documentation that writes itself from your code
Remove
Competitor pgvector
github.com
pgvector is an open-source extension that adds vector similarity search to Postgres.
Make main Remove
Competitor Documentation.AI
documentation.ai
Product teams ship docs that fall out of date the moment code changes
Make main Remove
Competitor Fern
buildwithfern.com
Fern is a developer platform that produces documentation websites, client libraries and a command-line interface for an API from one definition.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
387.9Kvisits/mo
—
22.4Kvisits/mo
—
MoM change
▲ 4.0%
—
▲ 39.6%
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6-month growth
-37.3%
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+31.1%
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Global rank web
#114,864
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#1,237,358
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Avg. last 3 months
367.8K
—
15.2K
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Bounce rate lower is better
47%
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39%
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Pages / visit
3.5
—
4.2
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Visit duration
1m 51s
—
2m 02s
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Traffic sources
● Direct 74% · ● Referral 25%
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● Direct 97% · ● Referral 3%
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MintlifypgvectorDocumentation.AIFern
0348.9K697.7K1M1.4MMintlify · 373.1KMintlify · 331.3KMintlify · 338.6KMintlify · 353.9KMintlify · 618.3KMintlify · 1.4MMintlify · 718.1KMintlify · 342.3KMintlify · 373.1KMintlify · 387.9KDocumentation.AI · 24.8KDocumentation.AI · 17.1KDocumentation.AI · 92.5KDocumentation.AI · 17.1KDocumentation.AI · 10.1KDocumentation.AI · 10.7KDocumentation.AI · 7.2KDocumentation.AI · 16KDocumentation.AI · 22.4K1K10K100K1M10MMintlify · 373.1KMintlify · 331.3KMintlify · 338.6KMintlify · 353.9KMintlify · 618.3KMintlify · 1.4MMintlify · 718.1KMintlify · 342.3KMintlify · 373.1KMintlify · 387.9KDocumentation.AI · 24.8KDocumentation.AI · 17.1KDocumentation.AI · 92.5KDocumentation.AI · 17.1KDocumentation.AI · 10.1KDocumentation.AI · 10.7KDocumentation.AI · 7.2KDocumentation.AI · 16KDocumentation.AI · 22.4KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free
Freemium
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Starting price
$450per month · free tier available
Free
$29per month · free tier available
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Free tier
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Free trial
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API access
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Plans
Starter FreePro $450/moEnterprise Custom
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Starter FreeStandard $29/moProfessional $79/moEnterprise Custom
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Capabilities input → output
Input
CodeText
Data
CodeText
Code
Output
Documents
Data
Documents
AppsCode
Skill level
Advanced
Advanced
Intermediate
Advanced
Categories
Development & CodeProductivity & OfficeAI Developer ToolsAI Documents Generator
Development & CodeAI Developer Tools
Education & LearningProductivity & OfficeAI Documents GeneratorAI Knowledge Management
Development & CodeAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
5
7
5
6
Code documentation
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Developer tools
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Changelogs
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API docs
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Technical documentation
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Vector databases
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Vector indexes
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Writing documentation
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Knowledge bases
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PostgreSQL assistance
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APIs
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Agents
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Development
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Documents
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MCP
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RAG
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SQL
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Self hosted
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
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Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
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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.