Mastra vs Gemini 3.1 Flash Live
A side-by-side comparison to help you choose the right tool.
80
Mastra scores higher overall (80/100)
But the best choice depends on your specific needs. Compare below.
| Feature | Mastra | Gemini 3.1 Flash Live |
|---|---|---|
| Our score | 80 | 79 |
| Pricing | Fully open source under MIT license. No cloud fees. Self-hosted on your own infrastructure. | Access depends on the product or API surface exposing the model; consumer usage may be bundled into Google products. |
| Free plan | Yes | No |
| Best for | TypeScript and Node.js developers who want a structured, production-ready agent framework, Teams building internal AI copilots or customer-facing assistants with full code control, Startups embedding AI capabilities into products that need evals and tracing from day one | Developers and product watchers tracking Google's live assistant stack, Users who care about conversational voice and camera experiences, Teams comparing live multimodal options across vendors |
| Platforms | api, web | web, android, ios, api |
| API | Yes | Yes |
| Languages | en | en |
| Pros |
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| Visit site | Visit site |
Mastra
80
- Pricing
- Fully open source under MIT license. No cloud fees. Self-hosted on your own infrastructure.
- Free plan
- Yes
- Best for
- TypeScript and Node.js developers who want a structured, production-ready agent framework, Teams building internal AI copilots or customer-facing assistants with full code control, Startups embedding AI capabilities into products that need evals and tracing from day one
- Platforms
- api, web
- API
- Yes
- Languages
- en
- Pricing
- Access depends on the product or API surface exposing the model; consumer usage may be bundled into Google products.
- Free plan
- No
- Best for
- Developers and product watchers tracking Google's live assistant stack, Users who care about conversational voice and camera experiences, Teams comparing live multimodal options across vendors
- Platforms
- web, android, ios, api
- API
- Yes
- Languages
- en
80Choose Mastra if:
- You are TypeScript and Node.js developers who want a structured, production-ready agent framework
- You are Teams building internal AI copilots or customer-facing assistants with full code control
- You are Startups embedding AI capabilities into products that need evals and tracing from day one
- You want to start free
79Choose Gemini 3.1 Flash Live if:
- You are Developers and product watchers tracking Google's live assistant stack
- You are Users who care about conversational voice and camera experiences
- You are Teams comparing live multimodal options across vendors
FAQ
- What is the difference between Mastra and Gemini 3.1 Flash Live?
- Mastra is open-source typescript framework for building production-ready ai agents and multi-step workflows, with a local studio ui, typed zod schemas, built-in evals, and support for suspend/resume human-in-the-loop flows. Gemini 3.1 Flash Live is google's low-latency live multimodal model experience for more natural voice and camera interactions in consumer products.
- Which is cheaper, Mastra or Gemini 3.1 Flash Live?
- Mastra: Fully open source under MIT license. No cloud fees. Self-hosted on your own infrastructure.. Gemini 3.1 Flash Live: Access depends on the product or API surface exposing the model; consumer usage may be bundled into Google products.. Mastra has a free plan.
- Who is Mastra best for?
- Mastra is best for TypeScript and Node.js developers who want a structured, production-ready agent framework, Teams building internal AI copilots or customer-facing assistants with full code control, Startups embedding AI capabilities into products that need evals and tracing from day one.
- Who is Gemini 3.1 Flash Live best for?
- Gemini 3.1 Flash Live is best for Developers and product watchers tracking Google's live assistant stack, Users who care about conversational voice and camera experiences, Teams comparing live multimodal options across vendors.