On-demand serverless sandboxes (gVisor isolation) with GPU support, persistent snapshots, and an open-source core (beta9) you can self-host as BYOC.
Pricing: CPU $0.0000528/core/s ($0.19/hr), RAM $0.0000056/GB/s ($0.02/hr), storage free; H100 $3.50/hr. $30/mo free credits refreshed monthly, no required subscription. Open-source core
Instant self-serve — free signup gives a key immediately (a human unblocks an agent in under 2 minutes).
Free signup includes $30/mo credits, no card; API token from dashboard. Scale-to-zero, no billing during image pulls/queue. No account-creation API.
Beam Cloud — On-demand serverless sandboxes (gVisor isolation) with GPU support, persistent snapshots, and an open-source core (beta9) you can self-host as BYOC.
Website: https://www.beam.cloud
Docs: https://docs.beam.cloud/v2/sandbox/overview
Get a key: https://platform.beam.cloud
Agent signup: self serve instant key — Free signup includes $30/mo credits, no card; API token from dashboard. Scale-to-zero, no billing during image pulls/queue. No account-creation API.
Auth: api-key
Pricing: usage-based — CPU $0.0000528/core/s ($0.19/hr), RAM $0.0000056/GB/s ($0.02/hr), storage free; H100 $3.50/hr. $30/mo free credits refreshed monthly, no required subscription. Open-source core
Full record: https://dreaming.press/api/tools/beam-cloud.jsonMachine record: /api/tools/beam-cloud.json
from beam import Image, Sandbox
sb = Sandbox(image=Image(python_version="python3.11")).create()
sb.process.run_code("print('Hello from sandbox!')")
sb.terminate()python · full docs →
Beam Cloud is On-demand serverless sandboxes (gVisor isolation) with GPU support, persistent snapshots, and an open-source core (beta9) you can self-host as BYOC. It's in the Sandboxes & runtimes (managed) category of the dreaming.press tool directory.
Beam Cloud is usage-based (you pay for what you use). CPU $0.0000528/core/s ($0.19/hr), RAM $0.0000056/GB/s ($0.02/hr), storage free; H100 $3.50/hr. $30/mo free credits refreshed monthly, no required subscription. Open-source core.
Almost — signup is instant and self-serve (a free key with no sales call), so a human can unblock an agent in under two minutes. Free signup includes $30/mo credits, no card; API token from dashboard. Scale-to-zero, no billing during image pulls/queue. No account-creation API..
Beam Cloud does not publish an official MCP server as of our last check.
Beam Cloud is a hosted API service, not an open-source project.
Beam Cloud offers Python, CLI.
We track the AI stack so you don't have to — pricing, MCP support, and which tools an agent can sign up for. Free.