Developer Tools

Live on LaunchesWeek 46

Kaeso

The open-source AI gateway you run yourself

Open sourceDeveloper Tools+1Listed Nov 10, 2026

Live on LaunchesWeek 46

About Kaeso

MIT-licensed, self-hosted AI gateway in Rust, with OpenAI- and Anthropic-compatible APIs, SSO, budgets and request logs.

What Kaeso does

AINave analysis

Route application requests to multiple AI model providers through a single self-hosted gateway that manages keys, limits and logs.

Best for: Engineering teamsPlatform and infrastructure teamsOrganizations needing centralized AI access
Use it to: Centralize provider API keys for internal apps
Enforce spend and rate limits per project or member
Log and cost AI requests across teams
Let OpenAI or Anthropic SDK clients call other models
Require single sign-on for teams using AI APIs

Based on Kaeso's listing and website.

Show you're on AINave

Add the badge to Kaeso's site. It links back to this page.

Alternatives to Kaeso

1
BerriAI
Same job
Customize ChatGPT Apps with BerriAI
Claim this listing
Pick it if you want an open-source gateway with per-team budgets, guardrails and self-hosting options including air-gapped or Helm-based deployment.
- Free plan
- API
- Open source
- Web
- macOS
- Windows
- Linux
Drop-in replacementFreeSimilar price to Kaeso
View BerriAI
2
Portkey
Same job
Easily productionize AI apps with Portkey's AI Gateway & observability features.
Claim this listing
Pick it if you want prompt management and versioning alongside routing, fallbacks and role-based budget controls, and the higher price is acceptable.
- Free plan
- API
- Web
Drop-in replacementFreeCosts more than Kaeso
View Portkey
3
RouterBase
One API for GPT, Claude, Gemini & 200+ AI models
Pick it if you want one hosted key and unified billing for 200+ models without running your own gateway.
- Free plan
- API
- Web
Covers most of itFreemiumCosts more than KaesoView RouterBase