Mastra
- Free allowance
- Mastra Platform Starter, $0 a month: 100K events and 24 CPU hours, then $10 per 100K events and $0.35 per CPU hour; the open-source framework is free to self-host
- Verdict
- caveatusable, with a named limit or an unprobed read path
- Cost
- free tier
- Identity
- email?placeholder, not evidence; card unknown, phone unknown
- Binding limit
- volume-quotathe hosted Starter plan includes 100K events and 24 CPU hours; usage past them is billed at $10 per 100K events and $0.35 per CPU hour
- Evidence
- documented5 sources; a first-party page was read and the sentence quoted
- Freshness
- stale on 2026-12-05checked 2026-11-04 (live); stale on 2026-12-05
| Free tier | Mastra Platform Starter, $0 a month: 100K events and 24 CPU hours, then $10 per 100K events and $0.35 per CPU hour; the open-source framework is free to self-host unit mixed; metered on wall-clock; read from the vendor pricing page; the plan is priced a month, and whether the allowance resets monthly is not stated |
|---|---|
| Price | none stated |
| Limits |
|
| Identity | email (placeholder) not published |
| Egress | Starter includes 10 GB of Server data egress, then USD 0.10 per GB; the Teams and Enterprise columns list 100 GB then USD 0.10 per GB free allowance: 10 GB (Starter) price per tb: USD 100 per TB |
| Per-object cap | not stated |
| Retention | not stated |
| Interface | cli the mastra CLI (mastra deploy) pushes a project to a platform environment; no hosted management REST API or SSH was found on the pages read |
| Tooling | the mastra CLI with mastra deploy to the hosted platform |
| Composes with | not stated |
| Reliability | no reliability event recorded |
| Evidence note | documented the pricing page was read on 2026-10-29: the hosted Mastra Platform has a Starter plan at $0 a month with 100K events and 24 CPU hours, above Teams at $250 a month. The site read on 2026-10-22 described only the open-source framework |
| Parsed numbers |
|
Evidence 5
| date | source | what it proved |
|---|---|---|
| 2026-10-02 | mastra.ai | not published |
| 2026-10-22 | mastra.ai | the site was read on 2026-10-22 and describes an open-source TypeScript agent framework with workflows, memory and a harness; it publishes no plan, price or free tier |
| 2026-10-29 | mastra.ai/pricing | the hosted Mastra Platform Starter plan is $0 a month with 100K events and 24 CPU hours, then $10 per 100K events and $0.35 per CPU hour |
| 2026-11-03 | mastra.ai/pricing | the Starter column of the Server data-egress row: 10 GB, then $0.10 per GB |
| 2026-11-03 | mastra.ai/reference/cli/mastra | the mastra CLI deploys to the hosted platform |
More fields 5
| keep rate basis | no field in the source |
|---|---|
| billing model | unclassified |
| session cap | {"wall_clock_min": null,"idle_reap_s": null,"restart_required": false,"note": "the harness manages sessions inside a user's own deployment"} |
| persistent storage | {"gib": null,"price": "a user's own storage","durability": "thread storage in a user's database","on_stop": true,"on_destroy": false,"max_retention": "as long as a user keeps it"} |
| free tier kind | none |
Unknown values 5
- chaining: a source was read and is silent on this field
- per object cap stated: a source was read and is silent on this field
- reliability note: nothing of this kind was observed
- retention notes: the field may be stated in a source that was not read
- retention stated: a source was read and is silent on this field