pgvector vs Weaviate vs Pinecone vs Zilliz Cloud

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

Your tool
pgvector
vs
Competitor 1
Weaviate
Competitor 2
Pinecone
Competitor 3
Zilliz Cloud
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.
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Competitor Weaviate
weaviate.io
Search that understands meaning
Make main Remove
Competitor Pinecone
pinecone.io
Vector database for AI applications
Make main Remove
Competitor Zilliz Cloud
zilliz.com
Zilliz Cloud is a fully managed vector database service from the creators of Milvus, now described as a Vector Lakebase.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
154.2Kvisits/mo
434.9Kvisits/mo
—
MoM change
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▼ 11.8%
▼ 13.7%
—
6-month growth
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-7.0%
-32.9%
—
Global rank web
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#293,589
#85,031
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Avg. last 3 months
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155.7K
506.2K
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Bounce rate lower is better
—
41%
41%
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Pages / visit
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1.9
4.2
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Visit duration
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50s
2m 31s
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Traffic sources
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● Direct 82% · ● Referral 18%
● Direct 77% · ● Referral 20%
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pgvectorWeaviatePineconeZilliz Cloud
0162K324K486K648KWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2KPinecone · 602KPinecone · 565.4KPinecone · 627.7KPinecone · 536.6KPinecone · 648KPinecone · 602.3KPinecone · 648KPinecone · 579.9KPinecone · 503.7KPinecone · 434.9K100K1MWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2KPinecone · 602KPinecone · 565.4KPinecone · 627.7KPinecone · 536.6KPinecone · 648KPinecone · 602.3KPinecone · 648KPinecone · 579.9KPinecone · 503.7KPinecone · 434.9KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Freemium
Freemium
Freemium
Starting price
Free
$45per month · free tier available
$20per month · free tier available
$197per month · free tier available
Free tier
Free trial
–
–
API access
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Plans
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Free FreeFlex $45/moPremium $0
Starter FreeBuilder $20/moStandard $50/moEnterprise $500/mo
Free FreeStandard FreeEnterprise $197/moBusiness Critical Custom
Capabilities input → output
Input
Data
DataImagesText
DataText
Data
Output
Data
Data
Data
Data
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI Developer Tools
Development & CodeAI Developer Tools
Development & CodeAI Developer Tools
Development & CodeAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
3
0
4
0
Vector databases
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Developer tools
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Databases
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Vector indexes
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–
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Development
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–
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 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.