Lead AI
Koyeb

Koyeb

Hosting
AI Inference Cloud
7.0
freemium
intermediate

Inference-ready serverless platform for deploying apps, agents, sandboxes, and model endpoints on CPUs, GPUs, and accelerators with autoscaling and managed pgvector storage.

Trusted by ambitious teams

serverless
global
docker
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Recommended Fit

Best Use Case

Developers wanting a simple PaaS for deploying Docker containers and serverless functions globally.

Koyeb Key Features

Git-based Deploys

Push to main and your app deploys automatically with zero configuration.

AI Inference Cloud

Managed Infrastructure

Databases, caching, and background workers all managed for you.

Preview Environments

Automatic staging environments for every pull request.

Built-in Monitoring

Logs, metrics, and alerts included without third-party tools.

Koyeb Top Functions

One-click deployments with automatic scaling and load balancing

Overview

Koyeb is a serverless platform purpose-built for deploying AI applications, inference endpoints, and containerized workloads at global scale. It abstracts infrastructure complexity by offering Git-based deploys, managed Kubernetes orchestration, and native support for GPUs and specialized AI accelerators. The platform eliminates the need to manage servers, load balancers, or networking—developers push code or Docker images and Koyeb handles scaling, monitoring, and global edge distribution automatically.

The platform bridges the gap between simple PaaS solutions and complex Kubernetes setups, making it ideal for teams deploying LLM inference services, multi-agent systems, vector database endpoints, and real-time ML applications. Built-in pgvector support means you can run vector embeddings and semantic search without external dependencies, while preview environments enable testing before production deployment.

Key Strengths

Koyeb's inference-first architecture excels at deploying model endpoints with minimal latency. The platform supports CPU, GPU (including NVIDIA H100), and custom accelerators, with automatic scaling based on request volume. You can deploy vLLM, Ollama, or custom inference servers without configuring autoscaling policies—Koyeb infers optimal settings from your application metrics.

Git-based deployments are frictionless: connect a GitHub or GitLab repo, and every push triggers automatic testing and deployment. The managed pgvector PostgreSQL integration eliminates the operational burden of running a separate vector database, allowing you to embed semantic search directly into your application stack. Built-in monitoring dashboards, error tracking, and performance metrics provide production visibility without third-party tools.

  • Global edge deployment with automatic failover and geographic load balancing
  • Native Docker support—deploy any containerized workload without vendor lock-in
  • Generous free tier covering most hobby and small production use cases
  • Serverless functions alongside long-running services on the same platform

Who It's For

Koyeb is best suited for AI/ML teams deploying inference services, semantic search applications, and agentic systems that need reliable global infrastructure without DevOps overhead. Startups building on open-source models (Llama, Mistral, Stable Diffusion) benefit from frictionless GPU deployment and cost-effective scaling. Teams migrating from Heroku or Railway will appreciate the familiar developer experience paired with modern AI capabilities.

It's less ideal for teams requiring extensive customization of networking, storage policies, or those already committed to AWS/Azure ecosystems. Applications demanding sub-millisecond latencies or specialized hardware (TPUs, Cerebras chips) should consider cloud providers with deeper hardware partnerships.

Bottom Line

Koyeb solves a critical gap in the AI infrastructure landscape: it makes deploying and scaling inference workloads as simple as pushing code to GitHub, while remaining powerful enough for production multi-agent systems and semantic search platforms. The combination of GPU support, managed vector storage, and global edge deployment removes substantial operational complexity.

For developers prioritizing developer experience and fast time-to-market over maximum customization, Koyeb offers exceptional value. The freemium model is genuinely generous, allowing teams to validate AI product ideas without upfront costs. Its inference-first design signals that Koyeb understands the current AI development workflow better than general-purpose PaaS platforms.

Koyeb Pros

  • GPU-accelerated inference deployment is one-click—no Kubernetes YAML or cloud credential configuration required
  • Managed pgvector PostgreSQL eliminates external vector database dependencies for semantic search and RAG applications
  • Git-based deployments with automatic rebuilds on every push reduce deployment friction to near-zero
  • Free tier supports meaningful workloads (500 free GPU hours/month, unlimited CPU-only deployments) without credit card required
  • Global edge network with automatic geographic load balancing ensures low-latency inference for users worldwide
  • Preview environments automatically test pull requests in isolated deployments before production merge
  • Built-in monitoring, error tracking, and performance dashboards eliminate need for external observability tools

Koyeb Cons

  • Limited customization of underlying infrastructure—no direct Kubernetes access or custom networking policies
  • GPU options are curated (A40, H100, L40S); older or specialized hardware (V100, custom accelerators) unavailable
  • Vendor lock-in risk: migration away requires code refactoring to run on standard Kubernetes or alternative cloud providers
  • Cold starts on serverless functions can exceed 5 seconds due to container spin-up, problematic for sub-second latency requirements
  • Managed pgvector has limited scaling options—extremely high-throughput semantic search may require external managed databases
  • Documentation for advanced deployment patterns (custom build scripts, complex multi-service orchestration) is sparse

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Koyeb FAQs

How much does Koyeb cost for a production inference service?
Pricing starts at $0.20/hour for GPU instances (pay-as-you-go, no monthly commitments). A40 GPUs cost ~$0.50/hour; H100 pricing varies by region. The free tier includes 500 GPU hours/month and unlimited CPU deployments, sufficient for low-traffic staging environments. Managed pgvector adds ~$0.10/hour for baseline storage.
Can I deploy models from Hugging Face directly?
Yes. Set the HF_TOKEN environment variable in Koyeb's dashboard, then reference models in your code (e.g., via Ollama, vLLM, or Transformers library). Koyeb will cache model weights during deployment, avoiding repeated downloads. For very large models (>50GB), pre-warm the cache by building a custom Docker image with model artifacts.
Does Koyeb support multi-agent systems or long-running background jobs?
Yes. Koyeb supports both long-running services (ideal for agent loops, streaming inference) and serverless functions. For agentic workloads, deploy your orchestration service as a long-running container; use Koyeb's cron job feature for periodic tasks. State can be persisted in managed pgvector or external databases.
What are good alternatives to Koyeb?
Replicate and Together.ai focus on LLM inference APIs but don't offer general-purpose hosting. Railway and Render are simpler PaaS alternatives but lack native GPU support. AWS Sagemaker and Modal offer more customization but require deeper infrastructure knowledge. For pure Kubernetes control, consider Civo or DigitalOcean Kubernetes.
How does Koyeb compare to Heroku for AI workloads?
Koyeb is Heroku's spiritual successor but purpose-built for AI: it adds GPU support, managed vector databases, and edge deployment—features Heroku lacks entirely. Both offer Git-based deploys and minimal DevOps. Koyeb is cheaper and more capable for ML/AI; Heroku remains better for traditional web apps requiring advanced add-ons.