Polyaxon v3 is coming →

Polyaxon vs Daytona

Compare Polyaxon and Daytona across isolation, sandbox lifecycle, code execution, infrastructure ownership, GPUs, and broader AI workload operations.

Which platform fits

The interactive environment must remain part of the same Kubernetes workload, policy, metadata, and artifact lifecycle.

Agents need rapidly created isolated computers with lifecycle, filesystem, execution, and snapshot APIs.

Daytona isolates agent code while Polyaxon governs training, evaluation, pipelines, and shared accelerator workloads.

Capability comparison

This table describes product scope and operating responsibility. It is not a benchmark or a count of integrations.

Product boundary

A Kubernetes AI workload and lifecycle platform with sandbox access available inside service runs.

Sandbox infrastructure for programmatically creating and operating isolated computers for AI-generated code.

Isolation

The sandbox plugin inherits the run's image, user, mounts, connections, and network policy; it is not a separate isolation boundary.

Each sandbox has isolated process, network, filesystem-mount, and IPC namespaces plus dedicated vCPU, RAM, and disk.

Environment lifecycle

A sandbox-enabled service follows the normal Polyaxon run lifecycle, scheduling policy, and termination controls.

The control plane creates, starts, stops, destroys, resizes, backs up, and reconciles sandboxes on runners.

Execution interfaces

Python and CLI clients expose commands, background processes, PTYs, files, SSH, and reconnectable terminal sessions.

SDKs, APIs, CLI, dashboard, MCP, and SSH expose lifecycle, files, Git, code, processes, PTYs, logs, and computer use.

Reusable state

Images, connections, presets, mounted storage, run outputs, and registries make workload environments repeatable.

OCI-compatible snapshots and persistent volumes support reusable environments and state across sandboxes.

Compute and GPUs

Resources, GPUs, queues, priorities, approvals, and multi-cluster routing are part of the wider workload control plane.

Sandboxes receive dedicated vCPU, memory, and disk and are scheduled across Daytona runners and regions.

Deployment model

Open source, self-hosted enterprise, or managed control plane connected to organization-controlled Kubernetes clusters.

Managed sandbox infrastructure with a documented bring-your-own-compute deployment option.

Best fit

Platform teams connecting interactive development to governed ML, data, evaluation, and distributed workloads.

Agent builders who need isolated, stateful or ephemeral computers as a programmable product primitive.

When each platform fits

Choose Polyaxon when

  • Users need to debug or develop inside the same image, connections, storage, and policy as a production-oriented workload.
  • Sandboxes, jobs, services, pipelines, tracking, artifacts, and registries should use one control plane.
  • Kubernetes resource policy, GPU queues, approvals, and multi-cluster routing are central requirements.

Choose Daytona when

  • Generated or untrusted code requires a purpose-built isolation boundary separate from the calling application.
  • An agent needs sub-second environment creation, direct lifecycle APIs, filesystem tools, PTYs, snapshots, or computer use.
  • The sandbox itself—not a wider ML lifecycle platform—is the primary infrastructure product.

Using Polyaxon with Daytona

Use Daytona as the code-execution boundary for agent steps that require isolated computers, then submit approved training, evaluation, or data workloads to Polyaxon. Keep credentials, artifacts, network access, and run identifiers explicit at that boundary.

  • Do not describe a Polyaxon sandbox plugin as a substitute for Daytona's isolation model.
  • Pass only the inputs and credentials each environment needs, and persist outputs through a deliberate artifact boundary.
  • Correlate the Daytona sandbox identifier with the Polyaxon run identifier for audit and incident response.

Evaluation plan

  • Classify the code trust level

    Decide whether users are debugging trusted workloads or agents are executing generated, third-party, or adversarial code.

  • Exercise the real environment lifecycle

    Measure startup, dependency preparation, command execution, file transfer, reconnect, snapshot or output persistence, and cleanup.

  • Review the surrounding platform

    Score isolation, network controls, credential exposure, GPU policy, workload orchestration, metadata, and operator ownership.

Sources

Product capabilities change. Follow the linked documentation for current details.

Compare against your requirements

We can map your current scheduler, tracking stack, storage, GPU policy, and migration constraints before you commit to a platform change.