# Blaxel vs E2B: prices, plans and limits (Nov 2026)

Blaxel and E2B side by side for agent sandboxes: 20 terms differ. Every value links to the provider's own page.

## Agent sandboxes

| Term | Blaxel | E2B |
|---|---|---|
| Price | CPU included (+ $0.0414 per GB-hour) | $0.0504 /vCPU-h (+ $0.0162 per GB-hour) |
| 1-hour session | ≥ $0.166 (2 vCPU / 4 GB · rank 14 of 28) | ≥ $0.166 (2 vCPU / 4 GB · rank 16 of 28) |
| Fleet month | Not on published plans (50 × 8 h × 22 days) | ≥ $1,607 (50 × 8 h × 22 days · on Pro) |
| Billing: Payment | Prepaid credit [1] | Metered: usage billed afterwards [2] |
| Billing: Plan minimum | None [1] | None [2] |
| Billing: Billing increment | Per second [1] | Per second [2] |
| Billing: Minimum charge | unknown (No minimum billed duration on the pricing page or in the docs) [1] | unknown (No minimum billed duration on the pricing page or the billing docs) [2] |
| Billing: Per-job fee | None [1] | None [2] |
| Runtime: Billed on | Running time [1] | Running time [2] |
| Runtime: Isolation | Firecracker microVM [1] | Firecracker microVM [2] |
| Runtime: Max session | 168 h [1] | 1 h [2] |
| Runtime: Concurrent sandboxes | 10 [1] | 20 [2] |
| Runtime: Starts | unknown (No start or create rate on the pricing or quotas pages; the docs list a RATE_LIMIT_EXCEEDED (429) creation error without a number, and tier limits are only in the console) [3] | 60/min, then refused [4] |
| Runtime: Largest vCPU | unknown (CPU is allocated from memory (8 GB = 4 cores); per-tier memory limits are shown only in the console, and the largest CPU allocation is not published) [1] | 8 [2] |
| Runtime: Largest memory | unknown (Self-serve per-tier memory limits are shown only in the console; the Custom plan offers up to 256 GB RAM per sandbox) [1] | 8 GB [2] |
| Lifecycle: Survives a stop | Disk and memory [5] | Disk and memory [6] |
| Lifecycle: Snapshots | Yes [5] | Yes [6] |
| Lifecycle: Pause and resume | Yes [5] | Yes [6] |
| Lifecycle: Fork | Memory and processes [5] | Memory and processes [6] |
| Lifecycle: Compute billed while stopped | No [5] | No [6] |
| Lifecycle: Auto-stop | unknown (Standby starts about 15 seconds after the last connection closes (docs; the pricing FAQ says about 5 seconds), 15 minutes for an idle WebSocket/TCP connection; the field takes whole minutes) [5] | after 5 min [6] |
| Lifecycle: Start time (vendor claim) | 25 ms [5] | 150 ms [6] |
| Capabilities: GPU | No [7] | No [8] |
| Capabilities: Desktop | Desktop (VNC) [7] | Computer-use API [8] |
| Capabilities: Coding agents installed | Claude Code, Codex [7] | Amp, Claude Code, Codex, Devin, Droid, Grok Build, Hermes, Muse Code, OpenCode, Pi, Prime Agent [8] |
| Capabilities: Agent prompt API | No [7] | No [8] |
| Capabilities: SSH | No [7] | Yes [8] |
| Capabilities: Docker inside | Yes [7] | Yes [8] |
| Capabilities: SDKs | Python, TypeScript, Go, CLI, REST, MCP [7] | Python, TypeScript, CLI, REST [8] |
| Capabilities: SOC 2 | Yes [7] | Yes [8] |
| Storage and network: Disk included | unknown (No separate disk: the writable filesystem lives in the sandbox's RAM (about 50% of allocated memory) over a read-only image) [1] | 10 GB [9] |
| Storage and network: Extra disk | $0.12 per GB-month [1] | Free [9] |
| Storage and network: Snapshot storage | $0.2 per GB-month [1] | unknown (Pricing page and billing docs give no price for stored snapshots or paused sandboxes; they only say paused sandboxes cost no compute) [9] |
| Storage and network: Egress | Free [1] | unknown (Not on the pricing page or in the billing docs) [9] |
| Platform: Regions | us-pdx-1, us-was-1, eu-lon-1, eu-fra-1 [10] | us-west-1, us-west-2, eu-west-1, ap-southeast-1 [11] |
| Platform: Your cloud (BYOC) | Yes [10] | Yes [11] |
| Platform: Self-host | No [10] | Yes [11] |
| Free allowance: Minutes a month | None [1] | None [9] |
| Free allowance: Credit a month | None [1] | None [9] |
| Free allowance: One-time credit | $200 [1] | $100 [9] |
| Cross-provider tools: Sandbox SDK | Not listed [12] | Supported [12] |

### Blaxel: plans and limits

- Pay as-you-go: Free; at once 10, max session 168 h [13]
- Custom: unknown; at once ? [13]

### E2B: plans and limits

- Hobby: Free; at once 20, starts 60/min, max session 1 h, largest 8 vCPU [14]
- Pro: $150 /month; at once 100, included None, starts 300/min, max session 24 h [14]
- Enterprise: unknown; at once ? [14]

## Sources

[1] https://blaxel.ai/pricing (checked 31 Oct 2026)
[2] https://docs.e2b.dev/billing (checked 31 Oct 2026)
[3] https://docs.blaxel.ai/knowledge-base/troubleshooting/resolving-sandbox-creation-race-conditions-and-duplicate-requests (checked 1 Nov 2026)
[4] https://docs.e2b.dev/sandbox/rate-limits (checked 1 Nov 2026)
[5] https://docs.blaxel.ai/Sandboxes/Overview (checked 31 Oct 2026)
[6] https://docs.e2b.dev/faq/sandbox-lifetime (checked 31 Oct 2026)
[7] https://docs.blaxel.ai/Sandboxes/Templates (checked 31 Oct 2026)
[8] https://docs.e2b.dev/faq/security-and-compliance (checked 31 Oct 2026)
[9] https://e2b.dev/pricing (checked 31 Oct 2026)
[10] https://docs.blaxel.ai/Infrastructure/Regions (checked 31 Oct 2026)
[11] https://docs.e2b.dev/byoc (checked 31 Oct 2026)
[12] https://sandbox-sdk.app/providers (checked 1 Nov 2026)
[13] https://blaxel.ai/pricing (checked 1 Nov 2026)
[14] https://e2b.dev/pricing (checked 1 Nov 2026)