LlamaIndexTurn any document into agent-ready context.
vs
MastraTypeScript AI Framework for Agents and Apps
Comparison · AI Agents · weekly run Nov 3
LlamaIndex vs Mastra
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
LlamaIndex is the stronger AI pick in AI Agents: it has a visibility score of 2.2 versus 1.2 for Mastra.
Choose LlamaIndex if…
- You want the brand AI engines rank higher (2.2 vs 1.2)
- You want a lower entry price ($50 vs $250)
- You need SOC 2 Type II or GDPR or HIPAA coverage
- Usage-based pricing suits your budget better than flat tiers
Choose Mastra if…
- AI answers describe it more positively (100% vs 20% positive)
- Flat tiers pricing suits your budget better than usage-based
- Type-safe, production-grade application code
- Suited to serious production systems
AI visibility side by side
Latest weekly run · Nov 3
| Metric | LlamaIndex | Mastra |
|---|---|---|
| Visibility score | 2.2% | 1.2% |
| Change vs last week | New | New |
| Rank in AI Agents | #41 | #56 |
| Share of voice | 0.8% | 0.5% |
| Mentions this run | 5 | 3 |
| Positive in AI answers | 20% | 100% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
LlamaIndex 0pp · Mastra 0pp over 0 weekly runs.
Engine by engine
LlamaIndex leads on 2 of 3 engines
ChatGPT
AI Mode
Perplexity
LlamaIndexMastra
Head to head in AI answers
0 engine answers name both brands
0LlamaIndex ranked higher
0Mastra ranked higher
Features, pricing & fit
| Dimension | LlamaIndex | Mastra |
|---|---|---|
| Pricing model | Usage-based | Flat tiers |
| Entry price | Free; paid from $50 / mo | Free; paid from $250 / mo |
| Free plan | Yes | Yes |
| Deployment | LlamaParse runs as SaaS on a secure cloud tenant, or can be deployed in a customer's private VPC across cloud providers. | Self-hosted on any Node.js-compatible environment, or hosted on Mastra Cloud and Mastra Platform. |
| Compliance | SOC 2 Type II, GDPR, HIPAA | — |
| Support | Community, Basic (email), Priority (Slack Connect), Dedicated | Shared Slack support channel (Enterprise), Dedicated support engineer (Enterprise), SLA support 8-5 Monday-Friday, 8am-6pm PST |
| Founded | — | 2024 |
| Headquarters | San Francisco, California, United States | San Francisco |
| Employees | 11–50 | 11–50 |
| Funding | Strategic minority equity investments (Databricks, KPMG) · $28M raised | Series A · $35M raised |
| Best for | Teams in document-heavy industries such as finance, insurance, healthcare and manufacturing that need accurate parsing of complex tables, charts and scanned pages. | Developers and teams building AI agents in TypeScript and JavaScript |
Plans side by side
Pros and cons
Themes from the AI answers that mention each brand
LlamaIndex
- Premier choice for RAG-centric agents
- Named as a popular agent development framework
Mastra
- Type-safe, production-grade application code
- Suited to serious production systems
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “LlamaIndex vs Mastra”, https://slateindex.ai/compare/llamaindex-vs-mastra, data of Nov 3, 2026. Licence: CC BY 4.0.