> ## Documentation Index
> Fetch the complete documentation index at: https://docs.sayvyai.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Rate Limits

> Meta Cloud API throughput tiers, phone number quality, and queues

# Rate Limits

*This page covers managing Meta Cloud API rate limits, maintaining high phone number quality ratings, and outbound queueing.*

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## Messaging Tiers & Daily Limits

*Content coming soon.*

* Tier progression: Tier 1 (1,000 users/24h) $\to$ Tier 2 (10,000) $\to$ Tier 3 (100,000) $\to$ Tier 4 (Unlimited)
* Criteria for automatic tier upgrades and scaling thresholds

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## Phone Number Quality Rating Health

*Content coming soon.*

* Understanding quality statuses (`High`, `Medium`, `Low`, `Flagged`)
* Factors that degrade ratings: user blocks, spam reports, and template pacing
* Automatic rate-throttling during quality degradation

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## Outbound Queueing & Throttling Architecture

*Content coming soon.*

* Token bucket / Leaky bucket rate limiters
* Handling error code `130429` (Rate limit hit)
* Exponential backoff with jitter and retry priority queues


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