Comparison
mastra vs ai
Verdict
Pick mastra if mastra is a modern TypeScript framework tailored specifically for building AI-powered applications and agents, supporting technologies like chatbots, language models, and TTS; pick ai if the AI Toolkit for TypeScript offers an open-source library from Next.js creators for building AI-powered applications and agents in TypeScript.
Markdown twin · mastra alternatives · ai alternatives
GraphCanon updated 4d
Trust & integrity
| Signal | mastra | ai |
|---|---|---|
| Maintenance | Very active (0d since push) As of 4d · github_public_v1 | Very active (0d since push) As of 2w · github_public_v1 |
| Provenance | Not a fork · Organization account As of 4d · github_public_v1 | Not a fork · Organization account As of 2w · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 1mo · osv@v1 | No lockfile (source not queried) As of 1mo · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- mastra
- Modern TypeScript framework for AI-powered applications and agents
- ai
- AI Toolkit for TypeScript
Stars
- mastra
- 27k
- ai
- 26k
Forks
- mastra
- 2.6k
- ai
- 4.9k
Open issues
- mastra
- 469
- ai
- 1.7k
Language
- mastra
- TypeScript
- ai
- TypeScript
Adopt for
- mastra
- Mastra is a modern TypeScript framework tailored specifically for building AI-powered applications and agents, supporting technologies like chatbots, language models, and TTS.
- ai
- The AI Toolkit for TypeScript offers an open-source library from Next.js creators for building AI-powered applications and agents in TypeScript.
Persona
- mastra
- -
- ai
- -
Runtime
- mastra
- -
- ai
- -
License
- mastra
- Mastra operates under a dual-license model with its core components licensed under Apache-2.0 and enterprise-exclusive features under the proprietary Mastra Enterprise License.
- ai
- Other
Last pushed
- mastra
- Aug 16, 2026
- ai
- Aug 5, 2026
Categories
- mastra
- AI Agents, Evaluation & Observability, LLM Frameworks, Speech & Audio
- ai
- AI Agents, LLM Frameworks
Trust and health
Open issues (now)
- mastra
- 469
- ai
- 1.7k
Stars delta
- mastra
- +954 (30d)
- ai
- Unknown
Open issues delta
- mastra
- +66 (30d)
- ai
- Unknown
Full report
- mastra
- Trust report
Choose mastra if…
- Pricing: Free for open-source Apache-licensed portions; Mastra Enterprise License subscription required for full feature access..
- Requirements: Project must be developed in TypeScript.; JavaScript and TypeScript ecosystems (Node.js, NextJS) are prerequisites for leveraging Mastra's integrations fully..
- Tags unique to mastra: agents, ai, chatbots, evals.
- Also covers Evaluation & Observability, Speech & Audio.
- You should use Mastra when you are developing AI-driven applications or bots that require integration with technologies such as text-to-speech (TTS) or complex chatbot functionalities.
When NOT to use mastra
- Mastra may not be suitable if your application does not require TypeScript and prefers simpler setup or non-TypeScript environments.
- Avoid using Mastra if enterprise-level features or a dual-license model do not align with your project’s requirements or budget, especially when cost-free, fully open-source alternatives exist that
- If you are working on smaller projects where the overhead of a comprehensive framework like Mastra overwhelms the available resources or the scope of work is minimal, consider lighter-weight solutions
Choose ai if…
- Tags unique to ai: anthropic, artificial-intelligence, gemini, generative-ai.
- If you are targeting development specifically with TypeScript and want to harness libraries and frameworks familiar within the ecosystem of Next.js.
When NOT to use ai
- When your project is not reliant on TypeScript or does not benefit from the specific patterns and integrations designed for Next.js.
- If you need broader language compatibility beyond JavaScript/TypeScript or are using a framework that competes with Next.js, such as Nuxt.js.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (mastra-ai/mastra) · observed Aug 16, 2026
- GitHub forks (mastra-ai/mastra) · observed Aug 16, 2026
- Last push (mastra-ai/mastra) · observed Aug 16, 2026
- License file (Other) · observed Aug 16, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (vercel/ai) · observed Aug 6, 2026
- GitHub forks (vercel/ai) · observed Aug 6, 2026
- Last push (vercel/ai) · observed Aug 5, 2026
- License file (Other) · observed Aug 6, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: mastra 27k · ai 26k (synced Aug 16, 2026).
Common questions
- What is the difference between mastra and ai?
- mastra: Modern TypeScript framework for AI-powered applications and agents. ai: AI Toolkit for TypeScript. See the comparison table for live GitHub stats and shared categories.
- When should I choose mastra over ai?
- Choose mastra over ai when Pricing: Free for open-source Apache-licensed portions; Mastra Enterprise License subscription required for full feature access.; Requirements: Project must be developed in TypeScript.; JavaScript and TypeScript ecosystems (Node.js, NextJS) are prerequisites for leveraging Mastra's integrations fully.; Tags unique to mastra: agents, ai, chatbots, evals; Also covers Evaluation & Observability, Speech & Audio; You should use Mastra when you are developing AI-driven applications or bots that require integration with technologies such as text-to-speech (TTS) or complex chatbot functionalities.
- When should I choose ai over mastra?
- Choose ai over mastra when Tags unique to ai: anthropic, artificial-intelligence, gemini, generative-ai; If you are targeting development specifically with TypeScript and want to harness libraries and frameworks familiar within the ecosystem of Next.js.
- When should I avoid mastra?
- Mastra may not be suitable if your application does not require TypeScript and prefers simpler setup or non-TypeScript environments. Avoid using Mastra if enterprise-level features or a dual-license model do not align with your project’s requirements or budget, especially when cost-free, fully open-source alternatives exist that If you are working on smaller projects where the overhead of a comprehensive framework like Mastra overwhelms the available resources or the scope of work is minimal, consider lighter-weight solutions
- When should I avoid ai?
- When your project is not reliant on TypeScript or does not benefit from the specific patterns and integrations designed for Next.js. If you need broader language compatibility beyond JavaScript/TypeScript or are using a framework that competes with Next.js, such as Nuxt.js.
- Is mastra or ai more popular on GitHub?
- mastra has more GitHub stars (27,229 vs 26,035). Stars measure visibility, not whether either tool fits your constraints.
- Are mastra and ai open source?
- Yes - both are open-source projects on GitHub (mastra: Other, ai: Other).
- Where can I find alternatives to mastra or ai?
- GraphCanon lists graph-backed alternatives at mastra alternatives and ai alternatives (mastra markdown twin, ai markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, mastra or ai?
- mastra: Very active. ai: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for mastra and ai?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: mastra trust report; ai trust report.