LangChain
#1Also does rag, like Haystack. Pricing and platforms are the same, so try both.
PaidOpen source
At a glance
Haystack vs 9All 9 alternatives
Ranked by upvotes
LlamaIndex
#2Also does rag, like Haystack. Pricing and platforms are the same, so try both.
PaidOpen source
Mastra
#3Also does rag, like Haystack. Choose Mastra if you need to call it from your own code, or if your work leans toward business, productivity, agent.
PaidOpen sourceAPI
co:here
#4Also does search, like Haystack. Choose co:here if your work leans toward devops.
Paid
Vanna.ai
#5Also does rag, like Haystack. Choose Vanna.ai if your work leans toward database, fine tuning.
PaidOpen source
OpenAI API
#6Also does rag, like Haystack. Choose OpenAI API if you need to call it from your own code, or if your work leans toward speech to text, api.
PaidAPI
Calmo
#7Also does rag, like Haystack. Choose Calmo if your work leans toward customer support, automation.
Paid1
AI/ML API
#8Also does rag, like Haystack. Choose AI/ML API if your work leans toward education.
Paid
Capacity
#9Also does rag, like Haystack. Choose Capacity if your work leans toward customer support, automation.
Paid