pgvector vs Together AI vs Lambda vs Weaviate

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

Your tool
pgvector
vs
Competitor 1
Together AI
Competitor 2
Lambda
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.
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Competitor Together AI
together.ai
Open-source models without infrastructure
Make main Remove
Competitor Lambda
lambda.ai
Lambda is a GPU cloud built for training and serving AI models.
Make main Remove
Competitor Weaviate
weaviate.io
Search that understands meaning
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
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785.1Kvisits/mo
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154.2Kvisits/mo
MoM change
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▼ 6.4%
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▼ 11.8%
6-month growth
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+1.9%
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-7.0%
Global rank web
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#60,843
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#293,589
Avg. last 3 months
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794.7K
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155.7K
Bounce rate lower is better
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42%
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41%
Pages / visit
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3.2
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1.9
Visit duration
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1m 57s
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50s
Traffic sources
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● Direct 77% · ● Referral 21%
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● Direct 82% · ● Referral 18%
pgvectorTogether AILambdaWeaviate
0209.6K419.2K628.8K838.4KTogether AI · 566.8KTogether AI · 552.7KTogether AI · 645.8KTogether AI · 637.7KTogether AI · 770.2KTogether AI · 792.8KTogether AI · 756.1KTogether AI · 760.5KTogether AI · 838.4KTogether AI · 785.1KWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2K100K1MTogether AI · 566.8KTogether AI · 552.7KTogether AI · 645.8KTogether AI · 637.7KTogether AI · 770.2KTogether AI · 792.8KTogether AI · 756.1KTogether AI · 760.5KTogether AI · 838.4KTogether AI · 785.1KWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Paid
Paid
Freemium
Starting price
Free
$1.99per month
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$45per month · free tier available
Free tier
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Free trial
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API access
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Plans
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Serverless Inference $0.30/usage-basedDedicated Inference GPU $3.99/usage-basedGPU Clusters $1.99/usage-basedFine-Tuning $0.34/usage-based
On-demand instances (8x GPU) CustomOn-demand instances (1x GPU) Custom1-Click Clusters CustomReserved / Superclusters Custom
Free FreeFlex $45/moPremium $0
Capabilities input → output
Input
Data
CodeTextImagesAudio
DataCode
TextImagesData
Output
Data
VideoTextImagesCodeAudio
Apps
Data
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI Developer Tools
Development & CodeAI APIAI Developer ToolsOpen Source AI Models
Development & CodeAI Developer Tools
Development & CodeAI Developer Tools
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
7
8
3
6
Developer tools
Vector databases
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GPU infrastructure
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APIs
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LLM development
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Inference
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Vector indexes
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Databases
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Fine-Tuning
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Models
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PostgreSQL assistance
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Development
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Information retrieval
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Model training
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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
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Saves
0
0
0
0
Reviews
0
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Prompts
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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.