Bland AI · Rate Limits

Bland Ai Rate Limits

Bland AI rate-limits voice agent usage primarily through plan-based concurrent call caps and daily call quotas. HTTP rate limits beyond standard 429 are not publicly documented; enterprise contracts can lift concurrency caps.

9 Limits Throttle: 429
AIVoiceAgentsPhoneRealtimeRate LimitingQuotasThrottling

Limits

Concurrent Calls (Start) account
concurrent_calls
10
Start tier concurrency cap.
Concurrent Calls (Build) account
concurrent_calls
50
Build tier concurrency cap.
Concurrent Calls (Scale) account
concurrent_calls
100
Scale tier concurrency cap.
Daily Calls (Start) account
calls_per_day
100
Start tier daily call cap.
Daily Calls (Build) account
calls_per_day
2000
Build tier daily call cap.
Daily Calls (Scale) account
calls_per_day
5000
Scale tier daily call cap.
Voice Clones (Start) account
voice_clones
1
Voice Clones (Build) account
voice_clones
5
Voice Clones (Scale) account
voice_clones
15

Policies

Backoff Strategy
Clients should implement exponential backoff with jitter and honor any Retry-After header.
Concurrency Planning
Plan to upgrade tiers when concurrent call demand approaches the documented cap.

Sources