pgvector vs Qdrant vs act101 vs Weaviate

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

Your tool
pgvector
vs
Competitor 1
Qdrant
Competitor 2
act101
Competitor 3
Weaviate
Compare
4 tools · best value per row highlighted
Your tool pgvector
github.com
pgvector is an open-source extension that adds vector similarity search to Postgres.
Remove
Competitor Qdrant
qdrant.tech
Vectors at scale
Make main Remove
Competitor act101
act101.ai
Build bigger, better, faster, for less.
Make main Remove
Competitor Weaviate
weaviate.io
Search that understands meaning
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
310.5Kvisits/mo
—
154.2Kvisits/mo
MoM change
—
▲ 0.3%
—
▼ 11.8%
6-month growth
—
-6.1%
—
-7.0%
Global rank web
—
#175,101
—
#293,589
Avg. last 3 months
—
306.8K
—
155.7K
Bounce rate lower is better
—
50%
—
41%
Pages / visit
—
1.8
—
1.9
Visit duration
—
1m 13s
—
50s
Traffic sources
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● Direct 75% · ● Referral 24%
—
● Direct 82% · ● Referral 18%
pgvectorQdrantact101Weaviate
090.9K181.7K272.6K363.4KQdrant · 315.9KQdrant · 319.2KQdrant · 363.4KQdrant · 330.7KQdrant · 354.7KQdrant · 315.9KQdrant · 300.2KQdrant · 309.7KQdrant · 310.5KWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2K100K1MQdrant · 315.9KQdrant · 319.2KQdrant · 363.4KQdrant · 330.7KQdrant · 354.7KQdrant · 315.9KQdrant · 300.2KQdrant · 309.7KQdrant · 310.5KWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2KNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Free
Freemium
Freemium
Freemium
Starting price
Free
Free tier
$29per month · free tier available
$45per month · free tier available
Free tier
Free trial
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–
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API access
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Plans
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Builder Edition FreeEngineering Edition $29/moArchitecture Edition $59/moElite Edition $99/mo
Free FreeFlex $45/moPremium $0
Capabilities input → output
Input
Data
Data
Code
DataImagesText
Output
Data
Data
Code
Data
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI Developer Tools
Development & CodeAI Developer Tools
Development & CodeAI Code ReviewAI Developer Tools
Development & CodeAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
3
7
4
2
Vector databases
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Developer tools
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Vector indexes
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Code analysis
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Code quality
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Database search
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–
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Databases
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PostgreSQL assistance
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APIs
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Code reviews
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Database management
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Development
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LLM development
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 1
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
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.