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Blaxel

Agent-first cloud claiming ~25 ms microVM boots from snapshots.

blaxel.aidocs.blaxel.ai
Overall in sandbox providers
3of 19 · score 78
Data coverage
92%
24 of 26 fields sourced

Best for

  • •You want sandboxes, agent hosting and MCP from one vendor
  • •Latency-sensitive workloads where you can keep a pool warm
  • •You are comfortable betting on an early-stage platform

Strong on

  • +Snapshot & fork Yes 1/19
  • +MCP server Yes 1/18
  • +Shipped 2025 1/16
  • +Cold start (claimed) 25ms 1/12
  • +SDKs python, typescript, cli 2/19
  • +Runtimes python, javascript-typescript, bash, any-oci-image 2/18

Weak on

  • −Egress control open 15/19
    Better: Daytona: allowlist
  • −Funding seed 9/15
    Better: Fly.io Machines: series-c-plus

vs E2B

  • •Ahead on Snapshot & fork: Yes vs Partial
  • •Ahead on Sydney region: Partial vs No
  • •Behind on Browser inside: Partial vs Yes
  • •Behind on Funding: seed vs series-a

How Blaxel scores among 19 sandbox providers24 of 26 fields known

Runtime13

Cold start
500ms
6/16
Leader: Riza · 120ms
Cold start (claimed)1st
25ms
1/12
blaxel.ai · 2026-01-15
Max runtime1st
24h
1/18
Persistent FS
Partial
12/19
Leader: Modal · Yes
Snapshot & fork1st
Yes
1/19
docs.blaxel.ai · 2026-01-15
Custom images1st
Yes
1/19
GPU
—
Runtimes2nd
python, javascript-typescript, bash, any-oci-image
2/18
Leader: boat · python, javascript-typescript, bash, go, rust, java, ruby, php, any-oci-image
Preview URLs1st
Yes
1/19
Browser inside3rd
Partial
3/18
Leader: E2B · Yes
File up/download1st
Yes
1/19
Sydney region
Partial
5/18
Leader: Fly.io Machines · Yes
Concurrent limit
100 sandboxes
5/15
Leader: Vercel Sandbox · 2,000 sandboxes

Isolation & network3

Isolation1st
microvm
1/19
docs.blaxel.ai · 2026-01-15
Root in guest1st
Yes
1/19
Egress control
open
15/19
Leader: Daytona · allowlist

Agent integration3

MCP server1st
Yes
1/18
SDKs2nd
python, typescript, cli
2/19
Leader: Runloop · python, typescript, rest-api, cli
Streaming output1st
Yes
1/17

Pricing3

Price / hour
$0.17/hr
8/17
Leader: boat · $0.018/hr
blaxel.ai · 2026-11-07
Meter2nd
per-second
2/19
Leader: Cloudflare Sandbox · per-10ms
Idle cost
storage-only
9/19
Leader: Fly.io Machines · free-when-stopped

Traction2

GitHub stars
—
Funding
seed
9/15
Leader: Fly.io Machines · series-c-plus

Positioning1

Positioning
An agent-native cloud: sandboxes, agent hosting and a model gateway in one platform.

Timeline1

Shipped1st
2025
1/16

Alternatives8

Compare

Sources3