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BoostRail vs Kaeso

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

BoostRail compared with Kaeso
DetailBoostRail logo BoostRailKaeso logo Kaeso
What it doesOne API for 72 leading AI models from 15 labs with unified billing and automatic failover Open-source AI gateway you run yourself
StageNot given Not given
FoundedNot given Not given
Based inNZ Not given
Pricing modelPaid Open source
PricingPrepaid USD balance with per-token pricing. Text models from $0.627 input / $1.881 output per 1M tokens. Image generation from $0.011 per image. Video generation from $0.043 per second. Card top-ups from $5 with 5.5% fee ($0.80 minimum). Trial credit: $1 for 7 days. Not given
Key features
  • OpenAI and Anthropic API format compatibility
  • Automatic failover routing to backup routes
  • Bring your own keys (BYOK) with 1M free monthly requests
  • Unified USD billing with per-token pricing
  • Image and video generation support
  • Team and project-level access controls
  • Usage tracking with per-model details and exports
  • Support for streaming with standard server-sent events
  • Automatic route verification at least weekly
  • Single sign-on with OpenID Connect and two-factor authentication
  • Format translation through KPP canonical format, allowing any SDK to call any model
  • Spend and token budgets with hard limits that are never skipped
  • Complete request logging with status, tokens, cost, timing and content when permitted
  • Encrypted provider key storage with AES-256-GCM
  • Web console for managing organizations, projects, members, roles and request logs
  • Stateless Rust gateway for horizontal scaling
  • Support for 14 built-in AI providers
  • Docker Compose deployment with Caddy, PostgreSQL, Valkey and ClickHouse
  • Error reporting that names unsupported fields instead of silently dropping them
What makes it different
  • All 72 models through one API with unified billing, no separate accounts needed
  • Leading models priced at or below official list prices
  • Automatic failover keeps requests on the same model even when a route fails
  • Free BYOK plan with 1M monthly requests using your own provider keys
  • Per-token billing with token counts and prices shown per request
  • OpenID Connect single sign-on and two-factor authentication included in the open-source code, not an enterprise edition
  • Hard budgets with worst-case reserves for every request to prevent burst overruns
  • Single MIT-licensed repository for gateway, console, KPP and UI library with no separate enterprise version
  • Rust gateway architecture with no interpreter on the hot path for performance
Community votes00
DR (Domain Rating by Ahrefs)2 no change since last check20 +17 (up) since last check
Trust Flow (Majestic)64
Citation Flow (Majestic)2119
Referring domains (Majestic)2715

4 details filled in for both companies.

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