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Rank #5 of 8 in Agent Sandboxes & Code Execution

Vercel Sandbox logo

Vercel Sandbox

Vercel Inc. · commercial

npm 3.2M/wknpm/wk -1.1M

Showcase

Vercel Sandbox homepage screenshot
homepage · captured Sep 2026 · view live ↗
Vercel Sandbox docs screenshot
docs · captured Sep 2026 · view live ↗

Vercel ships more than one product — each judged line competes in its own arena on the same stories as everyone else.

Verified integrations

Connections to other tracked products — hover a chip for the verbatim evidence quote behind it.

By theme — the product's score on each story themeBy theme

Agenticness — how well agents can access and operate the productAgenticnessevidence →

How well agents can access and operate the product

37.2/100

Automation depth — how much of the product can run unattendedAutomation depthevidence →

How much of the product can run unattended

0.0/100

Capabilities hardware — stories about capabilities hardware in this arenaCapabilities hardwareevidence →

Stories about capabilities hardware in this arena

12.0/100

Code execution — stories about code execution in this arenaCode executionevidence →

Stories about code execution in this arena

74.7/100

Dev experience — day-to-day developer experience — setup friction, docs, debugging, iteration speedDev experienceevidence →

Day-to-day developer experience — setup friction, docs, debugging, iteration speed

80.0/100

Isolation security — stories about isolation security in this arenaIsolation securityevidence →

Stories about isolation security in this arena

33.5/100

Openness — open source, data portability, and self-hosting storiesOpennessevidence →

Open source, data portability, and self-hosting stories

14.0/100

Performance scale — stories about performance scale in this arenaPerformance scaleevidence →

Stories about performance scale in this arena

15.7/100

Pricing limits — free-tier ceilings, usage caps, and rate limits before you have to payPricing limitsevidence →

Free-tier ceilings, usage caps, and rate limits before you have to pay

18.0/100

Privacy posture — data-handling and privacy storiesPrivacy postureevidence →

Data-handling and privacy stories

10.0/100

Provisioning lifecycle — creating, updating, and tearing down resources across their lifecycleProvisioning lifecycleevidence →

Creating, updating, and tearing down resources across their lifecycle

65.7/100

Snapshot persistence — stories about snapshot persistence in this arenaSnapshot persistenceevidence →

Stories about snapshot persistence in this arena

53.6/100

Story verdicts — every judged story with its evidenceStory verdicts

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Sorted by importance (agentic first) (high → low) · 51/51 stories · click a row’s chevron for the rationale and evidence

Drive the product through a documented public API G

Agent access

ai-native userAgenticness — how well agents can access and operate the productAgenticness3full9/10T

Connect an agent via an official MCP server G

Agent access

ai-native userAgenticness — how well agents can access and operate the productAgenticness3noneuntestednone yet

Delegate tasks to a built-in AI assistant inside the product G

Agentic features

ai-native userAgenticness — how well agents can access and operate the productAgenticness3n/auntestednone yet

Plug MCP servers into this product so it can use their tools G

Agent access

ai-native userAgenticness — how well agents can access and operate the productAgenticness3noneuntestednone yet

Download a machine-readable API spec (OpenAPI or equivalent) G

Api quality

ai-native userAgenticness — how well agents can access and operate the productAgenticness2full9/10T

Point an agent at llms.txt or agent-oriented docs G

Agent access

ai-native userAgenticness — how well agents can access and operate the productAgenticness2full8/10T

Run the product headlessly / in CI for automation G

Agent access

ai-native userAgenticness — how well agents can access and operate the productAgenticness2full8/10T

Build against official SDKs G

Agent access

ai-native userAgenticness — how well agents can access and operate the productAgenticness2full7/10C

Use an official CLI G

Agent access

ai-native userAgenticness — how well agents can access and operate the productAgenticness2full7/10C

Set up automations that run autonomously in the background G

Agentic features

ai-native userAgenticness — how well agents can access and operate the productAgenticness2partial5/10C

Explore an interactive API reference with runnable examples G

Api quality

ai-native userAgenticness — how well agents can access and operate the productAgenticness2none0/10

Issue scoped/least-privilege API credentials for an agent G

Agent access

ai-native userAgenticness — how well agents can access and operate the productAgenticness2none0/10

Operate the product with natural-language commands G

Agentic features

ai-native userAgenticness — how well agents can access and operate the productAgenticness2none0/10

Get AI-generated insights and suggestions from my data inside the product G

Agentic features

ai-native userAgenticness — how well agents can access and operate the productAgenticness2n/auntestednone yet

Rely on versioned APIs with a documented deprecation policy G

Api quality

ai-native userAgenticness — how well agents can access and operate the productAgenticness2noneuntestednone yet

Subscribe to events via webhooks G

Agent access

ai-native userAgenticness — how well agents can access and operate the productAgenticness2noneuntestednone yet

Test against a sandbox environment without touching production data G

Api quality

ai-native userAgenticness — how well agents can access and operate the productAgenticness1full8/10C

Execute untrusted, AI-generated code without risking my own infrastructure C

Untrusted code

developerCode execution — stories about code execution in this arenaCode execution3full9/10C

My agent can provision its own sandbox, execute code, read the results, and tear it down — end to end without a human C

Agent lifecycle

ai-native userDev experience — day-to-day developer experience — setup friction, docs, debugging, iteration speedDev experience3full8/10C

Spin up an isolated sandbox with one API/SDK call and get a live environment in seconds C

Lifecycle

developerProvisioning lifecycle — creating, updating, and tearing down resources across their lifecycleProvisioning lifecycle3full8/10C

Rely on a documented hard isolation boundary (microVM or equivalent) between sandboxes and my systems C

Isolation

platform-engineerIsolation security — stories about isolation security in this arenaIsolation security3partial6/10C

Snapshot a sandbox and later restore or fork new sandboxes from that snapshot C

Snapshots

developerSnapshot persistence — stories about snapshot persistence in this arenaSnapshot persistence3partial6/10C

Pay per second only for the compute a sandbox actually uses G

Pricing

platform-engineerPricing limits — free-tier ceilings, usage caps, and rate limits before you have to payPricing limits3partial4/10C

Run large concurrent fleets of sandboxes with documented concurrency limits C

Scale

platform-engineerPerformance scale — stories about performance scale in this arenaPerformance scale3partial3/10C

Export all of my data in open formats and leave G

ai-native userOpenness — open source, data portability, and self-hosting storiesOpenness3none0/10

Self-host the core product G

ai-native userOpenness — open source, data portability, and self-hosting storiesOpenness3none0/10

Start sandboxes with documented sub-second-to-few-second cold starts C

Latency

developerPerformance scale — stories about performance scale in this arenaPerformance scale3none0/10

Define rules that trigger actions automatically on events G

ai-native userAutomation depth — how much of the product can run unattendedAutomation depth3noneuntestednone yet

Prevent my data from being used to train AI models G

ai-native userPrivacy posture — data-handling and privacy storiesPrivacy posture3n/auntestednone yet

Restrict or allow the sandbox's network egress with explicit policy C

Network policy

platform-engineerIsolation security — stories about isolation security in this arenaIsolation security3noneuntestednone yet

Define custom sandbox templates or bring my own container image C

Runtimes

developerCode execution — stories about code execution in this arenaCode execution2full9/10C

Give an agent a sandbox where host secrets and credentials are unreachable by the code it runs C

Isolation

ai-native userIsolation security — stories about isolation security in this arenaIsolation security2full8/10C

Pause a running sandbox and resume it later with filesystem and memory state intact C

Snapshots

developerSnapshot persistence — stories about snapshot persistence in this arenaSnapshot persistence2full8/10C

Run arbitrary shell commands and install packages inside the sandbox C

Untrusted code

developerCode execution — stories about code execution in this arenaCode execution2full8/10C

Set timeouts so sandboxes shut down automatically and stop billing when idle or done G

Lifecycle

developerProvisioning lifecycle — creating, updating, and tearing down resources across their lifecycleProvisioning lifecycle2full8/10C

Do everything through the API that I can do in the UI G

ai-native userOpenness — open source, data portability, and self-hosting storiesOpenness2full7/10T

Execute code in multiple language runtimes (Python, JavaScript, and more) and get rich results back C

Runtimes

developerCode execution — stories about code execution in this arenaCode execution2full7/10C

Keep a sandbox session running for hours or days for long agent tasks C

Scale

developerPerformance scale — stories about performance scale in this arenaPerformance scale2partial6/10C

Read, write, upload, and download files in the sandbox filesystem via the SDK C

Files

developerCode execution — stories about code execution in this arenaCode execution2partial6/10C

Run coding agents like Claude Code or Codex inside the sandbox following the vendor's own recipe C

Agent workloads

ai-native userCapabilities hardware — stories about capabilities hardware in this arenaCapabilities hardware2partial6/10C

Choose where my data is stored (region/residency) G

ai-native userPrivacy posture — data-handling and privacy storiesPrivacy posture2partial5/10C

Expose a port from the sandbox on a public preview URL to reach services running inside C

Preview access

developerProvisioning lifecycle — creating, updating, and tearing down resources across their lifecycleProvisioning lifecycle2partial5/10C

Attach GPUs to sandboxed workloads C

Workloads

developerCapabilities hardware — stories about capabilities hardware in this arenaCapabilities hardware2none0/10

Control data retention and deletion G

ai-native userPrivacy posture — data-handling and privacy storiesPrivacy posture2none0/10

Schedule recurring jobs or workflows G

ai-native userAutomation depth — how much of the product can run unattendedAutomation depth2none0/10

Opt out of telemetry and usage tracking G

ai-native userPrivacy posture — data-handling and privacy storiesPrivacy posture2noneuntestednone yet

Perform bulk operations across many items at once G

ai-native userAutomation depth — how much of the product can run unattendedAutomation depth2noneuntestednone yet

Read the product's source under an open license G

ai-native userOpenness — open source, data portability, and self-hosting storiesOpenness2noneuntestednone yet

Run a headless browser or full desktop environment inside the sandbox C

Workloads

developerCapabilities hardware — stories about capabilities hardware in this arenaCapabilities hardware2noneuntestednone yet

Start building with a free tier or included credits without talking to sales G

Pricing

developerPricing limits — free-tier ceilings, usage caps, and rate limits before you have to payPricing limits1none0/10

Version, review, and roll back my automations G

ai-native userAutomation depth — how much of the product can run unattendedAutomation depth1noneuntestednone yet

Opportunities — the stories that would move this product's scores, from its own judged verdictsOpportunitiestop 8 of 31 stories with headroom

What would move Vercel Sandbox’s scores — derived from its own judged verdicts, biggest headroom first. Each line quotes what the judge found missing; shipping it (or evidencing it publicly) is the fix.

  1. Agenticness — how well agents can access and operate the productPlug MCP servers into this product so it can use their tools

    nonemoves agent-readyimpact 45

    The axis applies to this product kind (peer products hold positive or none verdicts on this story), so lack of evidence for an applicable capability is "none", never "na".

  2. Agenticness — how well agents can access and operate the productConnect an agent via an official MCP server

    nonemoves agent-readyimpact 45

    Vercel Sandbox is an execution/infrastructure product (not itself an agent), so an official MCP server exposing it to agents is a fair, applicable axis; however no evidence in the pack mentions MCP, an MCP server, or any agent-protocol integration—only SDKs, CLI, and REST/OpenAPI docs are described.

  3. Automation depth — how much of the product can run unattendedDefine rules that trigger actions automatically on events

    nonemoves PA Scoreimpact 30

    The axis applies to this product kind (peer products hold positive or none verdicts on this story), so lack of evidence for an applicable capability is "none", never "na".

  4. Performance scale — stories about performance scale in this arenaStart sandboxes with documented sub-second-to-few-second cold starts

    nonemoves PA Scoreimpact 30

    Missing: documented benchmark numbers or explicit cold-start time claims, any independent performance measurement.

  5. Isolation security — stories about isolation security in this arenaRestrict or allow the sandbox's network egress with explicit policy

    nonemoves PA Scoreimpact 30

    No evidence in the pack mentions network egress controls, firewall rules, or outbound traffic policy for Vercel Sandbox—coverage focuses on isolation via microVMs, filesystem, images, and multi-agent user separation but never explicit egress allow/deny configuration.

  6. Openness — open source, data portability, and self-hosting storiesExport all of my data in open formats and leave

    nonemoves PA Scoreimpact 30

    Missing: any documented export/download-all-data capability, explicit open-format guarantees for drives/snapshots, or migration tooling to leave the platform.

  7. Openness — open source, data portability, and self-hosting storiesSelf-host the core product

    nonemoves PA Scoreimpact 30

    Vercel Sandbox is a fully managed, hosted service running on Vercel's own microVM infrastructure (iad1/sfo1/cle1/cdg1 regions); there is no evidence of any self-hostable core, open-source runtime, or on-prem deployment option — it is inherently tied to Vercel's cloud.

  8. Agenticness — how well agents can access and operate the productOperate the product with natural-language commands

    nonemoves Built-in AIimpact 30

    Missing: any NL command parser, chat-driven CLI, or natural-language API for controlling Sandbox operations.

Showing the top 8 of 31 — every none/partial verdict in the story verdicts table is headroom.

Think a verdict is wrong? Every verdicts-table row has a Flag link — see the methodology.

Coverage map — which docs area, API section, or community source covers which judged storiesCoverage map4 surfaces · 27 covered stories

Where the cited evidence behind each covered verdict came from — the same citations the verdicts table shows, no extra judging.

docs27 stories

Claims vs evidence — vendor claims reconciled against independent verdictsClaims vs evidence

1 of 15 testable claims verified · 0 contradictedintegrity 7/100

32 distinct capability claims found in Vercel Sandbox’s own claimed-docs/GitHub materials, reconciled against our judge’s independent verdicts.

1

Verified

14

Unverified

0

Contradicted

12

Undersold

Verified (1)
Unverified (25)
Undersold (12)
Claims outside our story set (10)

Real capability claims found in Vercel Sandbox’s own materials, but no story in this arena’s taxonomy covers them yet — that’s feedback on the taxonomy, not a mark against the product.

  • Can be used to build interactive tools like code playgrounds and AI-powered UI builders

    source ↗
  • Authentication to the sandbox API is automatic when running on Vercel in production

    source ↗
  • Can run system-privileged workloads such as container runtimes, VPN clients, and FUSE drivers

    source ↗
  • Supports multi-agent isolation by giving each agent its own Linux user/home directory and shared groups for file sharing

    source ↗
  • Sandboxes can be tagged with key-value pairs for categorization (environment, team, etc.)

    source ↗
  • Beta 'Drives' feature attaches persistent filesystem storage reusable across sandbox runs

    source ↗
  • Supports streaming logs from a detached command in real time

    source ↗
  • Sandboxes can be manually stopped from the Vercel Dashboard

    source ↗
  • Spend Management lets you set alerts or pause projects to control sandbox costs

    source ↗
  • Local development authentication uses `vercel link` and `vercel env pull` to obtain a dev token

    source ↗
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Business model

free-tierusage-basedenterprise-custom

Billed per active CPU time, provisioned memory, and sandbox creations, metered per-second on top of Vercel's Hobby/Pro plans with included monthly allotments.

pricing ↗

Score trend

How this product’s scores have moved as evidence and verdicts are re-derived — a point per change, not per day.

PA Score25 (Sep 4 '26)25 (Sep 16 '26)
Agent-ready43 (Sep 4 '26)41 (Sep 16 '26)

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For agents

Data

Agent surface uptime llms.txt 100% · openapi.json 100% (30d, checked every 6h since Sep 8 '26)