Keywords AI vs LlamaIndex: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Keywords AI and LlamaIndex side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Keywords AI
The AI gateway with built-in observability for LLM applications.
Best for you if:
- • You want simplifies LLM integration with a unified API
LlamaIndex
Data framework for LLM applications
Best for you if:
- • You want great for RAG
| At a Glance | Keywords AI | LlamaIndex |
|---|---|---|
Starts at | Free plan, paid from $7/user/mo, billed monthly Pro plan | Free plan |
Category | Developer Tools AI & Automation | Developer Tools AI Assistants |
Rating | 4.3/5 SourceForge 4.3 67 reviews | n/a |
Free plan | Yes | Yes |
Watch out for | Log overages not explicitly detailed | n/a |
Choose Keywords AI or LlamaIndex?
Choose Keywords AI if
- You want simplifies LLM integration with a unified API
- You want enables easy A/B testing of prompts and models
Choose LlamaIndex if
- You want great for RAG
- You want easy data integration
In-Depth Analysis
Keywords AI
The AI gateway with built-in observability for LLM applications.
Keywords AI offers a fair pricing structure, especially with its generous Free tier and competitive Pro tier at $7/user/month.
Watch out
Log overages not explicitly detailed
Strengths
- Pro: Simplifies LLM integration with a unified API
- Pro: Enables easy A/B testing of prompts and models
- Pro: Provides comprehensive observability for LLM requests
- Pro: Designed for scalability and high concurrency
- Pro: Facilitates data collection for model fine-tuning
Weaknesses
- Con: Specific pricing details are not immediately available on the homepage
- Con: May require some initial setup to integrate with existing LLM applications
Key features
LlamaIndex
Data framework for LLM applications
LlamaIndex offers a very generous open-source tier, providing a full LLM framework and RAG capabilities for free.
Strengths
- Pro: Great for RAG
- Pro: Easy data integration
- Pro: Good documentation
Weaknesses
- Con: Learning curve
- Con: Can be slow
Key features
Plans and prices: Keywords AI vs LlamaIndex
| Tool | Plans and prices | Source |
|---|---|---|
| Keywords AI |
| keywordsai.co/pricing read Sep 30, 2026 |
| LlamaIndex |
| llamaindex.ai/pricing read Oct 12, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Keywords AI pricing and LlamaIndex pricing.
Key Takeaways
Keywords AI
- Choose if you want the AI gateway with built-in observability for LLM applications
LlamaIndex
- Choose if you want data framework for LLM applications
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Only Keywords AI has a published user rating (4.3/5 from 67 reviews); LlamaIndex has none we can show.
- Keywords AI starts at $7/user/mo, billed monthly; LlamaIndex has no public paid plan price on file.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Keywords AI and LlamaIndex compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Only Keywords AI has a published user rating (4.3/5 from 67 reviews); LlamaIndex has none we can show. Keywords AI starts at $7/user/mo, billed monthly; LlamaIndex has no public paid plan price on file. Both have a free plan.
What are Keywords AI and LlamaIndex used for?
Keywords AI: The AI gateway with built-in observability for LLM applications. LlamaIndex: Data framework for LLM applications.
What does Keywords AI cost vs LlamaIndex?
Keywords AI's cheapest paid plan is Pro at $7/user/mo, billed monthly; it also has a free plan. LlamaIndex has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Oct 12, 2026.
What's the main difference between Keywords AI and LlamaIndex?
Keywords AI's main strength: simplifies LLM integration with a unified API. LlamaIndex's main strength: great for RAG.