Limits

Tier limits

Rate limits (per token)

Window is rolling. Burst traffic is allowed up to the limit. Sustained traffic above the limit returns 429 Too Many Requests with a Retry-After header.

Payload limits

• Request body max: 10 MB (50 MB for file uploads).
• Record data payload max: 1 MB.
• Schema field count max: 200 fields per schema.

What happens at the limit

• Record limit hit: writes return 402 Payment Required with a message indicating the tier limit. Reads keep working. Existing records are unaffected.
• Storage limit hit: file uploads return 402. Existing files remain available.
• Rate limit hit: 429 with Retry-After. No data loss; just throttling.
• API token limit: create returns 400 until you revoke an existing token.

Hard limits (apply on all tiers)

• Project slug length: 1–63 characters.
• Schema slug length: 1–63 characters.
• Field slug length: 1–63 characters.
• Record id: 26-character ULID (system-generated; you cannot set it).
• Pagination max: 100 items per page.
• Action payload max: 64 KB.
• Webhook delivery retry: 5 attempts over ~15 minutes.

Upgrade

Hit a tier limit and want more headroom? Upgrade in settings.