| CircleCI | Buf | Buildkite | |
|---|---|---|---|
| Pricing | |||
| Free Tier |
Yes
Active Users: 5, Concurrency Docker: 30
|
Yes
Private Repositories: 1
|
Yes
Active Users: 1, Concurrent Jobs: 3
|
| Tiers |
Free
Free
|
Community
Free
|
Personal
Free
|
|
Performance
$15/mo
+ $15/seat
|
Teams
Free
|
Pro
$30/mo
+ $30/seat
|
|
|
Scale
Contact Sales
|
Pro
$3000/mo
|
Enterprise
Contact Sales
|
|
| — |
Enterprise
Contact Sales
|
— | |
| Portability | |||
| Switching Cost | moderate | moderate | moderate |
| Open Standard | YAML | Protocol Buffers / gRPC | YAML |
| What You Lose | CircleCI orbs, credit-based billing optimizations, Docker layer caching config, pipeline insights, IP ranges feature | BSR hosted registry, breaking change detection, managed plugins, generated SDKs | Buildkite agent infrastructure, pipeline YAML config, Test Engine analytics, Package Registries, hosted agent minutes |