Weaviate vs pgvector vs Replicate vs Chroma

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

Your tool
Weaviate
vs
Competitor 1
pgvector
Competitor 2
Replicate
Competitor 3
Chroma
Compare
4 tools · best value per row highlighted
Your tool Weaviate
weaviate.io
Search that understands meaning
Remove
Competitor pgvector
github.com
pgvector is an open-source extension that adds vector similarity search to Postgres.
Make main Remove
Competitor Replicate
replicate.com
Run open-source AI without managing servers
Make main Remove
Competitor Chroma
trychroma.com
Chroma is open-source search infrastructure for AI, released under Apache 2.0.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
154.2Kvisits/mo
—
1Mvisits/mo
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MoM change
▼ 11.8%
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▼ 3.1%
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6-month growth
-7.0%
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-30.2%
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Global rank web
#293,589
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#39,584
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Avg. last 3 months
155.7K
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1.1M
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Bounce rate lower is better
41%
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35%
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Pages / visit
1.9
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5.6
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Visit duration
50s
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5m 09s
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Traffic sources
● Direct 82% · ● Referral 18%
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● Direct 92% · ● Referral 6%
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WeaviatepgvectorReplicateChroma
0415.2K830.4K1.2M1.7MWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2KReplicate · 1.6MReplicate · 1.7MReplicate · 1.5MReplicate · 1.3MReplicate · 1.5MReplicate · 1.3MReplicate · 1.3MReplicate · 1.2MReplicate · 1.1MReplicate · 1M100K1M10MWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2KReplicate · 1.6MReplicate · 1.7MReplicate · 1.5MReplicate · 1.3MReplicate · 1.5MReplicate · 1.3MReplicate · 1.3MReplicate · 1.2MReplicate · 1.1MReplicate · 1MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free
Freemium
Freemium
Starting price
$45per month · free tier available
Free
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$250per month · free tier available
Free tier
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Free trial
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API access
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Plans
Free FreeFlex $45/moPremium $0
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Public Models Custom/usage-basedPrivate Models Custom/usage-based
Starter FreeTeam $250/moEnterprise Custom
Capabilities input → output
Input
DataImagesText
Data
ImagesText
DataText
Output
Data
Data
AudioImagesTextVideo
Data
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI Developer Tools
Development & CodeAI Developer Tools
Development & CodeAI APIAI Developer ToolsOpen Source AI Models
Development & CodeAI Developer Tools
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
6
7
9
6
Developer tools
Vector databases
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LLM development
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Vector indexes
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APIs
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RAG
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Self hosted
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API integrations
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Databases
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Inference
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Models
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PostgreSQL assistance
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Development
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Image generation
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Information retrieval
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SQL
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Video generation
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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
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Reviews
0
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Prompts
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.