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Sandbox Cost Benchmark

What an AI agent sandbox really costs: per task, per point of quality and per month. 36 providers, public data.

Last run: November 13, 2026Data: ComputeSDK + public price lists Uno prices: ·

Cost per task. One task is one run of the Dax benchmark by ComputeSDK: clone, install and typecheck a real TypeScript project on 8 vCPU · 16 GB. Cost = time × price. Lower is better.

$1$3$10$3030 s60 s90 s120 s150 s180 sTime per task$ per 1,000 tasks (log scale)↙ faster and cheaperVercel: 72.3 s per task, $27.36 per 1,000 tasksCloudflare: 107.1 s per task, $21.42 per 1,000 tasksDaytona: 81.5 s per task, $14.99 per 1,000 tasksBeam: 95.5 s per task, $14.85 per 1,000 tasksModal: 48.1 s per task, $12.73 per 1,000 tasksTenki: 68.2 s per task, $12.53 per 1,000 tasksUpstash Box: 54.2 s per task, $12.05 per 1,000 tasksE2B: 64.2 s per task, $11.81 per 1,000 tasksBlaxel: 60.7 s per task, $11.16 per 1,000 tasksArchil: 52.1 s per task, $10.99 per 1,000 tasksSuperserve: 57.4 s per task, $10.56 per 1,000 tasksmicrosandbox: 56.1 s per task, $10.26 per 1,000 tasksTensorlake: 73.0 s per task, $9.73 per 1,000 tasksNovita: 69.4 s per task, $8.99 per 1,000 tasksGravixLayer: 59.1 s per task, $8.24 per 1,000 tasksPromigence: 32.1 s per task, $8.20 per 1,000 tasksCreateOS: 52.7 s per task, $6.95 per 1,000 tasksSandbox0: 95.5 s per task, $6.37 per 1,000 tasksNamespace: 47.4 s per task, $6.33 per 1,000 tasksBuddy: 63.2 s per task, $6.08 per 1,000 tasksIsorun: 36.0 s per task, $4.40 per 1,000 tasksSail: 53.3 s per task, $3.67 per 1,000 tasksMosaic: 64.8 s per task, $3.60 per 1,000 tasksMIOSA: 34.2 s per task, $3.39 per 1,000 tasksBriq: 64.5 s per task, $2.47 per 1,000 tasksVercelBeamModalE2BPromigenceSandbox0IsorunBriqUno US, early accessUno US · early accessUno: move the slider to change the volumeUno $1.75
$1$3$10$3030 s60 s90 s120 s150 s180 sTime per task$ per 1,000 tasks (log scale)↙ faster and cheaperVercel: 72.3 s per task, $27.36 per 1,000 tasksCloudflare: 107.1 s per task, $21.42 per 1,000 tasksDaytona: 81.5 s per task, $14.99 per 1,000 tasksBeam: 95.5 s per task, $14.85 per 1,000 tasksModal: 48.1 s per task, $12.73 per 1,000 tasksTenki: 68.2 s per task, $12.53 per 1,000 tasksUpstash Box: 54.2 s per task, $12.05 per 1,000 tasksE2B: 64.2 s per task, $11.81 per 1,000 tasksBlaxel: 60.7 s per task, $11.16 per 1,000 tasksArchil: 52.1 s per task, $10.99 per 1,000 tasksSuperserve: 57.4 s per task, $10.56 per 1,000 tasksmicrosandbox: 56.1 s per task, $10.26 per 1,000 tasksTensorlake: 73.0 s per task, $9.73 per 1,000 tasksNovita: 69.4 s per task, $8.99 per 1,000 tasksGravixLayer: 59.1 s per task, $8.24 per 1,000 tasksPromigence: 32.1 s per task, $8.20 per 1,000 tasksCreateOS: 52.7 s per task, $6.95 per 1,000 tasksSandbox0: 95.5 s per task, $6.37 per 1,000 tasksNamespace: 47.4 s per task, $6.33 per 1,000 tasksBuddy: 63.2 s per task, $6.08 per 1,000 tasksIsorun: 36.0 s per task, $4.40 per 1,000 tasksSail: 53.3 s per task, $3.67 per 1,000 tasksMosaic: 64.8 s per task, $3.60 per 1,000 tasksMIOSA: 34.2 s per task, $3.39 per 1,000 tasksBriq: 64.5 s per task, $2.47 per 1,000 tasksVercelBeamModalE2BPromigenceSandbox0IsorunBriqUno US, early accessUno US · early accessUno: move the slider to change the volumeUno $2.25

40,000 tasks a month · Pro $70/mo · $1.75 per 1,000

Each dot is a provider. Uno is a flat monthly plan, so its price per task depends on how many tasks you run: move the slider to see.

Provider leaderboard

  1. 1Uno60.7 s · Pro $70/mo, 40k tasks$1.75per 1,000 tasks
  2. 2Uno USearly access40.6 s, our run · Pro $90/mo, 40k tasks$2.25per 1,000 tasks
  3. 3Briq64.5 s per task$2.47per 1,000 tasks
  4. 4MIOSA34.2 s per task · Nov 6 run$3.39per 1,000 tasks
  5. 5Mosaic64.8 s per task$3.60per 1,000 tasks
  6. 6Sail53.3 s per task$3.67per 1,000 tasks
  7. 7Isorun36.0 s per task$4.40per 1,000 tasks
  8. 8Buddy63.2 s per task$6.08per 1,000 tasks
  9. 9Namespace47.4 s per task$6.33per 1,000 tasks
  10. 10Sandbox095.5 s per task$6.37per 1,000 tasks
  11. 11CreateOS52.7 s per task · Nov 6 run$6.95per 1,000 tasks
  12. 12Promigence32.1 s per task$8.20per 1,000 tasks
  13. 13GravixLayer59.1 s per task$8.24per 1,000 tasks
  14. 14Novita69.4 s per task$8.99per 1,000 tasks
  15. 15Tensorlake73.0 s per task$9.73per 1,000 tasks
  16. 16microsandbox56.1 s per task$10.26per 1,000 tasks
  17. 17Superserve57.4 s per task$10.56per 1,000 tasks
  18. 18Archil52.1 s per task$10.99per 1,000 tasks
  19. 19Blaxel60.7 s per task$11.16per 1,000 tasks
  20. 20E2B64.2 s per task$11.81per 1,000 tasks
  21. 21Upstash Box54.2 s per task$12.05per 1,000 tasks
  22. 22Tenki68.2 s per task$12.53per 1,000 tasks
  23. 23Modal48.1 s per task$12.73per 1,000 tasks
  24. 24Beam95.5 s per task$14.85per 1,000 tasks
  25. 25Daytona81.5 s per task · Nov 6 run$14.99per 1,000 tasks
  26. 26Cloudflare107.1 s per task$21.42per 1,000 tasks
  27. 27Vercel72.3 s per task$27.36per 1,000 tasks
  28. —Agent37Not rankedshared-host container
  29. —NorthflankFailedevery Dax run, 30 days
  30. —FreestyleFailedevery Dax run, 30 days
  31. —CodeSandboxFailedevery Dax run, 30 days
  32. —kosa8Failedevery Dax run, 30 days
  33. —Google Cloud RunFailedevery Dax run, 30 days
  34. —Fly SpritesFailedevery Dax run, 30 days
  35. —SF ComputeFailedevery Dax run, 30 days
  36. —ArkerNo pricenot public
  37. —RailwayNot testedon Dax

Uno US is in early access. Its time is our own Dax run through the public API (19 Oct 2026, median of 5, 40.6 s), not yet ComputeSDK's; US plans: Pro $90, Max $200. Get early access

Cost per task as volume grows

$1$3$10$30$1001k3k10k30k100kTasks a month (log scale)$ per 1,000 tasks (log scale)Briq $2.47Isorun $4.40E2B $11.81Modal $12.73Pro $70 fullMax $200 fullUno US · early accessyour volume
$1$3$10$30$1001k3k10k30k100kTasks a month (log scale)$ per 1,000 tasks (log scale)Briq $2.47Isorun $4.40E2B $11.81Modal $12.73Pro $90 fullMax $200 fullUno US · early accessyour volume
Per-second prices stay flat. A flat Uno plan gets cheaper per task until it is full; then the next plan starts. Small and Plus do not run an 8 vCPU sandbox.
All numbers
ProviderTime per task$/h, 8 vCPU · 16 GB$ per 1,000 tasks
Uno Pro $70/mo, full (43k tasks)60.7 sflat$1.62
Uno Max $200/mo, full (130k tasks)60.7 sflat$1.54
Uno Pro $90/mo, full (43k tasks)60.7 sflat$2.08
Uno Max $200/mo, full (130k tasks)60.7 sflat$1.54
Uno US Pro $90/mo, full (65k tasks) · early access, our run40.6 sflat$1.39
Briq64.5 s$0.138$2.47
Agent37 · not ranked, shared-host container193.3 s$0.060$3.22
MIOSA · Nov 6 run34.2 s$0.357$3.39
Mosaic64.8 s$0.200$3.60
Sail53.3 s$0.248$3.67
Isorun36.0 s$0.440$4.40
Buddy63.2 s$0.346$6.08
Namespace47.4 s$0.480$6.33
Sandbox095.5 s$0.240$6.37
CreateOS · Nov 6 run52.7 s$0.475$6.95
Promigence32.1 s$0.920$8.20
GravixLayer59.1 s$0.502$8.24
Novita69.4 s$0.467$8.99
Tensorlake73.0 s$0.480$9.73
microsandbox56.1 s$0.659$10.26
Superserve57.4 s$0.662$10.56
Archil52.1 s$0.760$10.99
Blaxel60.7 s$0.662$11.16
E2B64.2 s$0.662$11.81
Upstash Box54.2 s$0.800$12.05
Tenki68.2 s$0.662$12.53
Modal48.1 s$0.952$12.73
Beam95.5 s$0.560$14.85
Daytona · Nov 6 run81.5 s$0.662$14.99
Cloudflare107.1 s$0.720$21.42
Vercel72.3 s$1.363$27.36
Methodology
  • Benchmarks are ComputeSDK's public results of November 13, 2026: Dax (clone, install and typecheck a real project on 8 vCPU · 16 GB), Burst (100 sandboxes at once), Reliability (create, run, destroy every minute) and their rating from 18 daily tests. Uno is not in the public Friday burst; for Uno we use ComputeSDK's daily burst run of the same day.
  • Prices are each provider's public price list on November 13, 2026. Uno sells flat monthly plans; per hour we divide the plan by what it runs at once and by 730 hours. Prices for the Americas are higher; Americas plans run on the same servers in Amsterdam, so the speed is the same.
  • Cost per task = Dax time × price per second. Uno Pro runs one 8 vCPU · 16 GB sandbox at a time, so its cost per task depends on how many tasks you run in the month.
  • Value index = quality ÷ price of 1 vCPU + 2 GB for an hour, E2B = 1×. Quality is the average of the four benchmarks (0–100); a provider needs at least three.
  • Uno US is in early access and not in ComputeSDK's runs yet. Its Dax time, 40.6 s, is our own run of their script through our public API (19 Oct 2026, median of 5, 39.6–41.8 s); its price is the US plans (Plus $30, Pro $90, Max $200). Get early access.
  • Missed or failed the latest run? A provider that failed or was not in ComputeSDK's run of November 13, 2026 uses its latest successful public run of the previous 30 days (marked with its date). Providers that failed every run in those 30 days are listed as failed.
  • Monthly bill assumes the sandbox stays up while the agent works. Providers that bill only busy CPU are priced with the CPU busy all the time, so their figure is an upper bound (marked ≤); an idle agent pays them less. E2B Pro ($150 a month, needed for sessions over 1 hour) is not added.
  • Not ranked: Agent37. Its listed price ($0.80 per vCPU a month) is the Standard tier, a container that shares the host's resources; Agent37 sells a VM with its own kernel at 2.5× that compute price. We list its numbers but do not rank it against isolated sandboxes.
  • No 8 vCPU · 16 GB size: Cloudflare and Novita are priced at their per-vCPU and per-GB rates for 8 vCPU · 16 GB, as ComputeSDK prices them.
  • The price math is ours; ComputeSDK does not rank on price. Logos belong to their owners. Spotted a wrong price? [email protected].

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