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[world-vercel] Ensure user-passed run IDs are URL encoded#1322

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Mar 11, 2026
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[world-vercel] Ensure user-passed run IDs are URL encoded#1322
VaguelySerious merged 1 commit intomainfrom
peter/self-host-uri

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@VaguelySerious VaguelySerious commented Mar 11, 2026

Also call out notes about securing self-hosted web UIs in the web READMEs

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[web] [world-vercel] Ensure user-passed run IDs are URL encoded and c…
d7fc73c 
…all out self-hosted security

Signed-off-by: Peter Wielander <mittgfu@gmail.com>
@VaguelySerious VaguelySerious requested a review from a team as a code owner March 11, 2026 02:47
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@VaguelySerious VaguelySerious changed the title [web] [world-vercel] Ensure user-passed run IDs are URL encoded [world-vercel] Ensure user-passed run IDs are URL encoded Mar 11, 2026
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changeset-bot bot commented Mar 11, 2026

🦋 Changeset detected

Latest commit: d7fc73c

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 18 packages
Name Type
@workflow/web-shared Patch
@workflow/web Patch
@workflow/world-vercel Patch
@workflow/cli Patch
@workflow/core Patch
workflow Patch
@workflow/world-testing Patch
@workflow/builders Patch
@workflow/next Patch
@workflow/nitro Patch
@workflow/vitest Patch
@workflow/ai Patch
@workflow/astro Patch
@workflow/nest Patch
@workflow/rollup Patch
@workflow/sveltekit Patch
@workflow/vite Patch
@workflow/nuxt Patch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

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🧪 E2E Test Results

❌ Some tests failed

Summary

Passed Failed Skipped Total
✅ ▲ Vercel Production 571 0 67 638
✅ 💻 Local Development 612 0 84 696
✅ 📦 Local Production 612 0 84 696
✅ 🐘 Local Postgres 612 0 84 696
✅ 🪟 Windows 55 0 3 58
❌ 🌍 Community Worlds 118 56 15 189
✅ 📋 Other 147 0 27 174
Total 2727 56 364 3147

❌ Failed Tests

🌍 Community Worlds (56 failed)

mongodb (3 failed):

  • hookWorkflow is not resumable via public webhook endpoint
  • webhookWorkflow
  • concurrent hook token conflict - two workflows cannot use the same hook token simultaneously

redis (2 failed):

  • hookWorkflow is not resumable via public webhook endpoint
  • concurrent hook token conflict - two workflows cannot use the same hook token simultaneously

turso (51 failed):

  • addTenWorkflow
  • addTenWorkflow
  • wellKnownAgentWorkflow (.well-known/agent)
  • should work with react rendering in step
  • promiseAllWorkflow
  • promiseRaceWorkflow
  • promiseAnyWorkflow
  • importedStepOnlyWorkflow
  • hookWorkflow
  • hookWorkflow is not resumable via public webhook endpoint
  • webhookWorkflow
  • sleepingWorkflow
  • parallelSleepWorkflow
  • nullByteWorkflow
  • workflowAndStepMetadataWorkflow
  • fetchWorkflow
  • promiseRaceStressTestWorkflow
  • error handling error propagation workflow errors nested function calls preserve message and stack trace
  • error handling error propagation workflow errors cross-file imports preserve message and stack trace
  • error handling error propagation step errors basic step error preserves message and stack trace
  • error handling error propagation step errors cross-file step error preserves message and function names in stack
  • error handling retry behavior regular Error retries until success
  • error handling retry behavior FatalError fails immediately without retries
  • error handling retry behavior RetryableError respects custom retryAfter delay
  • error handling retry behavior maxRetries=0 disables retries
  • error handling retry behavior workflow completes despite transient 5xx on step_completed
  • error handling catchability FatalError can be caught and detected with FatalError.is()
  • hookCleanupTestWorkflow - hook token reuse after workflow completion
  • concurrent hook token conflict - two workflows cannot use the same hook token simultaneously
  • hookDisposeTestWorkflow - hook token reuse after explicit disposal while workflow still running
  • stepFunctionPassingWorkflow - step function references can be passed as arguments (without closure vars)
  • stepFunctionWithClosureWorkflow - step function with closure variables passed as argument
  • closureVariableWorkflow - nested step functions with closure variables
  • spawnWorkflowFromStepWorkflow - spawning a child workflow using start() inside a step
  • health check (queue-based) - workflow and step endpoints respond to health check messages
  • pathsAliasWorkflow - TypeScript path aliases resolve correctly
  • Calculator.calculate - static workflow method using static step methods from another class
  • AllInOneService.processNumber - static workflow method using sibling static step methods
  • ChainableService.processWithThis - static step methods using this to reference the class
  • thisSerializationWorkflow - step function invoked with .call() and .apply()
  • customSerializationWorkflow - custom class serialization with WORKFLOW_SERIALIZE/WORKFLOW_DESERIALIZE
  • instanceMethodStepWorkflow - instance methods with "use step" directive
  • crossContextSerdeWorkflow - classes defined in step code are deserializable in workflow context
  • stepFunctionAsStartArgWorkflow - step function reference passed as start() argument
  • cancelRun - cancelling a running workflow
  • cancelRun via CLI - cancelling a running workflow
  • pages router addTenWorkflow via pages router
  • pages router promiseAllWorkflow via pages router
  • pages router sleepingWorkflow via pages router
  • hookWithSleepWorkflow - hook payloads delivered correctly with concurrent sleep
  • sleepWithSequentialStepsWorkflow - sequential steps work with concurrent sleep (control)

Details by Category

✅ ▲ Vercel Production
App Passed Failed Skipped
✅ astro 51 0 7
✅ example 51 0 7
✅ express 51 0 7
✅ fastify 51 0 7
✅ hono 51 0 7
✅ nextjs-turbopack 56 0 2
✅ nextjs-webpack 56 0 2
✅ nitro 51 0 7
✅ nuxt 51 0 7
✅ sveltekit 51 0 7
✅ vite 51 0 7
✅ 💻 Local Development
App Passed Failed Skipped
✅ astro-stable 49 0 9
✅ express-stable 49 0 9
✅ fastify-stable 49 0 9
✅ hono-stable 49 0 9
✅ nextjs-turbopack-canary 55 0 3
✅ nextjs-turbopack-stable 55 0 3
✅ nextjs-webpack-canary 55 0 3
✅ nextjs-webpack-stable 55 0 3
✅ nitro-stable 49 0 9
✅ nuxt-stable 49 0 9
✅ sveltekit-stable 49 0 9
✅ vite-stable 49 0 9
✅ 📦 Local Production
App Passed Failed Skipped
✅ astro-stable 49 0 9
✅ express-stable 49 0 9
✅ fastify-stable 49 0 9
✅ hono-stable 49 0 9
✅ nextjs-turbopack-canary 55 0 3
✅ nextjs-turbopack-stable 55 0 3
✅ nextjs-webpack-canary 55 0 3
✅ nextjs-webpack-stable 55 0 3
✅ nitro-stable 49 0 9
✅ nuxt-stable 49 0 9
✅ sveltekit-stable 49 0 9
✅ vite-stable 49 0 9
✅ 🐘 Local Postgres
App Passed Failed Skipped
✅ astro-stable 49 0 9
✅ express-stable 49 0 9
✅ fastify-stable 49 0 9
✅ hono-stable 49 0 9
✅ nextjs-turbopack-canary 55 0 3
✅ nextjs-turbopack-stable 55 0 3
✅ nextjs-webpack-canary 55 0 3
✅ nextjs-webpack-stable 55 0 3
✅ nitro-stable 49 0 9
✅ nuxt-stable 49 0 9
✅ sveltekit-stable 49 0 9
✅ vite-stable 49 0 9
✅ 🪟 Windows
App Passed Failed Skipped
✅ nextjs-turbopack 55 0 3
❌ 🌍 Community Worlds
App Passed Failed Skipped
✅ mongodb-dev 3 0 2
❌ mongodb 52 3 3
✅ redis-dev 3 0 2
❌ redis 53 2 3
✅ turso-dev 3 0 2
❌ turso 4 51 3
✅ 📋 Other
App Passed Failed Skipped
✅ e2e-local-dev-nest-stable 49 0 9
✅ e2e-local-postgres-nest-stable 49 0 9
✅ e2e-local-prod-nest-stable 49 0 9

📋 View full workflow run

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📊 Benchmark Results

📈 Comparing against baseline from main branch. Green 🟢 = faster, Red 🔺 = slower.

workflow with no steps

💻 Local Development

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
💻 Local 🥇 Nitro 0.033s (-1.8%) 1.005s (~) 0.972s 10 1.00x
💻 Local Express 0.033s (+24.6% 🔺) 1.005s (~) 0.972s 10 1.01x
💻 Local Next.js (Turbopack) 0.042s 1.005s 0.964s 10 1.27x
🌐 Redis Next.js (Turbopack) 0.045s 1.005s 0.959s 10 1.39x
🐘 Postgres Next.js (Turbopack) 0.050s 1.012s 0.963s 10 1.52x
🐘 Postgres Express 0.051s (-2.3%) 1.012s (~) 0.960s 10 1.57x
🐘 Postgres Nitro 0.051s (+34.8% 🔺) 1.011s (~) 0.959s 10 1.57x
🌐 MongoDB Next.js (Turbopack) 0.137s 1.008s 0.871s 10 4.17x

▲ Production (Vercel)

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
▲ Vercel 🥇 Express 0.460s (-25.5% 🟢) 2.530s (+3.7%) 2.070s 10 1.00x
▲ Vercel Next.js (Turbopack) 0.463s (-26.7% 🟢) 2.195s (-9.4% 🟢) 1.732s 10 1.01x
▲ Vercel Nitro 0.488s (-14.9% 🟢) 2.224s (+9.0% 🔺) 1.735s 10 1.06x

🔍 Observability: Express | Next.js (Turbopack) | Nitro

workflow with 1 step

💻 Local Development

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
💻 Local 🥇 Next.js (Turbopack) 1.093s 2.006s 0.912s 10 1.00x
🌐 Redis Next.js (Turbopack) 1.102s 2.006s 0.904s 10 1.01x
💻 Local Express 1.103s (+2.9%) 2.006s (~) 0.903s 10 1.01x
💻 Local Nitro 1.103s (~) 2.005s (~) 0.903s 10 1.01x
🐘 Postgres Next.js (Turbopack) 1.123s 2.013s 0.889s 10 1.03x
🐘 Postgres Express 1.134s (+0.9%) 2.012s (~) 0.879s 10 1.04x
🐘 Postgres Nitro 1.136s (+3.3%) 2.013s (~) 0.877s 10 1.04x
🌐 MongoDB Next.js (Turbopack) 1.294s 2.008s 0.714s 10 1.18x

▲ Production (Vercel)

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
▲ Vercel 🥇 Next.js (Turbopack) 1.934s (-11.9% 🟢) 3.303s (-9.4% 🟢) 1.370s 10 1.00x
▲ Vercel Nitro 2.052s (-0.9%) 3.834s (+16.5% 🔺) 1.782s 10 1.06x
▲ Vercel Express 2.155s (+3.0%) 3.898s (+4.9%) 1.743s 10 1.11x

🔍 Observability: Next.js (Turbopack) | Nitro | Express

workflow with 10 sequential steps

💻 Local Development

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
🌐 Redis 🥇 Next.js (Turbopack) 10.647s 11.022s 0.374s 3 1.00x
💻 Local Next.js (Turbopack) 10.662s 11.023s 0.361s 3 1.00x
💻 Local Nitro 10.766s (~) 11.022s (~) 0.256s 3 1.01x
💻 Local Express 10.778s (+2.7%) 11.023s (~) 0.245s 3 1.01x
🐘 Postgres Nitro 10.817s (+2.0%) 11.042s (~) 0.225s 3 1.02x
🐘 Postgres Next.js (Turbopack) 10.835s 11.042s 0.208s 3 1.02x
🐘 Postgres Express 10.869s (~) 11.046s (~) 0.177s 3 1.02x
🌐 MongoDB Next.js (Turbopack) 12.229s 13.023s 0.794s 3 1.15x

▲ Production (Vercel)

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
▲ Vercel 🥇 Express 16.800s (~) 18.439s (~) 1.638s 2 1.00x
▲ Vercel Next.js (Turbopack) 17.117s (-1.7%) 18.238s (-2.8%) 1.121s 2 1.02x
▲ Vercel Nitro 18.110s (-0.7%) 19.708s (+1.3%) 1.598s 2 1.08x

🔍 Observability: Express | Next.js (Turbopack) | Nitro

workflow with 25 sequential steps

💻 Local Development

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
🌐 Redis 🥇 Next.js (Turbopack) 26.587s 27.048s 0.461s 3 1.00x
💻 Local Next.js (Turbopack) 26.906s 27.051s 0.144s 3 1.01x
🐘 Postgres Nitro 26.943s (+2.0%) 27.060s (~) 0.117s 3 1.01x
🐘 Postgres Next.js (Turbopack) 26.985s 27.073s 0.088s 3 1.01x
🐘 Postgres Express 26.988s (~) 27.065s (~) 0.078s 3 1.02x
💻 Local Nitro 27.175s (~) 28.050s (~) 0.875s 3 1.02x
💻 Local Express 27.238s (+2.9%) 28.053s (+3.7%) 0.815s 3 1.02x
🌐 MongoDB Next.js (Turbopack) 30.487s 31.039s 0.552s 2 1.15x

▲ Production (Vercel)

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
▲ Vercel 🥇 Next.js (Turbopack) 43.501s (-6.5% 🟢) 44.901s (-7.0% 🟢) 1.400s 2 1.00x
▲ Vercel Nitro 43.615s (~) 45.887s (+1.9%) 2.271s 2 1.00x
▲ Vercel Express 45.399s (~) 46.664s (-1.1%) 1.265s 2 1.04x

🔍 Observability: Next.js (Turbopack) | Nitro | Express

workflow with 50 sequential steps

💻 Local Development

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
🌐 Redis 🥇 Next.js (Turbopack) 53.037s 53.092s 0.055s 2 1.00x
🐘 Postgres Next.js (Turbopack) 53.785s 54.097s 0.312s 2 1.01x
🐘 Postgres Nitro 53.834s (+1.9%) 54.097s (+1.9%) 0.263s 2 1.02x
🐘 Postgres Express 54.008s (~) 54.109s (~) 0.101s 2 1.02x
💻 Local Next.js (Turbopack) 55.496s 56.098s 0.602s 2 1.05x
💻 Local Express 56.111s (+3.2%) 56.604s (+2.7%) 0.492s 2 1.06x
💻 Local Nitro 56.139s (~) 57.103s (~) 0.965s 2 1.06x
🌐 MongoDB Next.js (Turbopack) 60.651s 61.071s 0.420s 2 1.14x

▲ Production (Vercel)

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
▲ Vercel 🥇 Express 95.206s (-1.9%) 97.366s (-2.0%) 2.160s 1 1.00x
▲ Vercel Nitro 95.230s (+1.3%) 97.507s (+2.1%) 2.277s 1 1.00x
▲ Vercel Next.js (Turbopack) 95.276s (-1.9%) 96.777s (-1.4%) 1.501s 1 1.00x

🔍 Observability: Express | Nitro | Next.js (Turbopack)

Promise.all with 10 concurrent steps

💻 Local Development

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
🌐 Redis 🥇 Next.js (Turbopack) 1.245s 2.006s 0.761s 15 1.00x
🐘 Postgres Nitro 1.353s (+5.7% 🔺) 2.011s (~) 0.658s 15 1.09x
🐘 Postgres Express 1.365s (~) 2.012s (~) 0.647s 15 1.10x
🐘 Postgres Next.js (Turbopack) 1.391s 2.011s 0.620s 15 1.12x
💻 Local Next.js (Turbopack) 1.420s 2.006s 0.586s 15 1.14x
💻 Local Nitro 1.423s (~) 2.006s (~) 0.583s 15 1.14x
💻 Local Express 1.424s (+6.4% 🔺) 2.006s (~) 0.583s 15 1.14x
🌐 MongoDB Next.js (Turbopack) 2.136s 3.010s 0.874s 10 1.72x

▲ Production (Vercel)

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
▲ Vercel 🥇 Express 2.461s (~) 4.109s (+5.2% 🔺) 1.648s 8 1.00x
▲ Vercel Next.js (Turbopack) 2.655s (+3.1%) 3.945s (~) 1.290s 8 1.08x
▲ Vercel Nitro 2.797s (+22.1% 🔺) 4.391s (+23.6% 🔺) 1.594s 8 1.14x

🔍 Observability: Express | Next.js (Turbopack) | Nitro

Promise.all with 25 concurrent steps

💻 Local Development

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
🐘 Postgres 🥇 Nitro 1.972s (+14.6% 🔺) 2.596s (+16.6% 🔺) 0.624s 12 1.00x
🐘 Postgres Next.js (Turbopack) 2.003s 2.681s 0.678s 12 1.02x
🐘 Postgres Express 2.036s (+2.4%) 2.516s (~) 0.480s 12 1.03x
🌐 Redis Next.js (Turbopack) 2.495s 3.008s 0.513s 10 1.27x
💻 Local Next.js (Turbopack) 2.581s 3.008s 0.426s 10 1.31x
💻 Local Express 2.610s (+15.4% 🔺) 3.008s (~) 0.398s 10 1.32x
💻 Local Nitro 2.626s (~) 3.008s (~) 0.382s 10 1.33x
🌐 MongoDB Next.js (Turbopack) 4.812s 5.345s 0.533s 6 2.44x

▲ Production (Vercel)

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
▲ Vercel 🥇 Nitro 3.321s (+34.4% 🔺) 4.873s (+32.6% 🔺) 1.552s 7 1.00x
▲ Vercel Next.js (Turbopack) 3.412s (+24.2% 🔺) 4.754s (+17.9% 🔺) 1.342s 7 1.03x
▲ Vercel Express 3.576s (+8.9% 🔺) 4.912s (-5.0% 🟢) 1.336s 7 1.08x

🔍 Observability: Nitro | Next.js (Turbopack) | Express

Promise.all with 50 concurrent steps

💻 Local Development

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
🐘 Postgres 🥇 Nitro 3.524s (+23.5% 🔺) 4.450s (+24.6% 🔺) 0.926s 7 1.00x
🐘 Postgres Express 3.792s (+0.8%) 4.448s (-3.4%) 0.656s 7 1.08x
🌐 Redis Next.js (Turbopack) 4.005s 4.724s 0.719s 7 1.14x
🐘 Postgres Next.js (Turbopack) 4.236s 5.023s 0.786s 6 1.20x
💻 Local Next.js (Turbopack) 6.929s 7.417s 0.488s 5 1.97x
💻 Local Express 7.578s (+24.0% 🔺) 8.018s (+14.3% 🔺) 0.440s 4 2.15x
💻 Local Nitro 7.689s (~) 8.021s (~) 0.333s 4 2.18x
🌐 MongoDB Next.js (Turbopack) 10.110s 10.685s 0.575s 3 2.87x

▲ Production (Vercel)

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
▲ Vercel 🥇 Nitro 3.428s (+8.6% 🔺) 4.789s (+5.4% 🔺) 1.361s 7 1.00x
▲ Vercel Express 3.618s (+22.6% 🔺) 5.412s (+21.7% 🔺) 1.794s 6 1.06x
▲ Vercel Next.js (Turbopack) 4.129s (+41.8% 🔺) 5.348s (+19.2% 🔺) 1.219s 6 1.20x

🔍 Observability: Nitro | Express | Next.js (Turbopack)

Promise.race with 10 concurrent steps

💻 Local Development

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
🌐 Redis 🥇 Next.js (Turbopack) 1.237s 2.006s 0.769s 15 1.00x
🐘 Postgres Nitro 1.399s (+8.7% 🔺) 2.011s (~) 0.612s 15 1.13x
🐘 Postgres Next.js (Turbopack) 1.403s 2.012s 0.609s 15 1.13x
🐘 Postgres Express 1.409s (+1.6%) 2.012s (~) 0.603s 15 1.14x
💻 Local Next.js (Turbopack) 1.435s 2.005s 0.570s 15 1.16x
💻 Local Express 1.440s (+4.8%) 2.006s (~) 0.566s 15 1.16x
💻 Local Nitro 1.456s (+1.7%) 2.005s (~) 0.550s 15 1.18x
🌐 MongoDB Next.js (Turbopack) 2.156s 3.008s 0.852s 10 1.74x

▲ Production (Vercel)

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
▲ Vercel 🥇 Nitro 2.158s (-12.0% 🟢) 3.682s (+1.2%) 1.524s 9 1.00x
▲ Vercel Express 2.168s (-3.3%) 3.700s (-1.6%) 1.532s 9 1.00x
▲ Vercel Next.js (Turbopack) 2.301s (-8.9% 🟢) 3.379s (-10.2% 🟢) 1.078s 9 1.07x

🔍 Observability: Nitro | Express | Next.js (Turbopack)

Promise.race with 25 concurrent steps

💻 Local Development

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
🐘 Postgres 🥇 Nitro 1.883s (+3.9%) 2.515s (+16.6% 🔺) 0.631s 12 1.00x
🐘 Postgres Next.js (Turbopack) 2.048s 2.599s 0.550s 12 1.09x
🐘 Postgres Express 2.089s (+6.0% 🔺) 2.598s (+3.4%) 0.509s 12 1.11x
🌐 Redis Next.js (Turbopack) 2.484s 3.008s 0.524s 10 1.32x
💻 Local Express 2.676s (+13.5% 🔺) 3.008s (~) 0.332s 10 1.42x
💻 Local Nitro 2.723s (-1.4%) 3.008s (~) 0.286s 10 1.45x
💻 Local Next.js (Turbopack) 2.781s 3.008s 0.226s 10 1.48x
🌐 MongoDB Next.js (Turbopack) 4.801s 5.344s 0.543s 6 2.55x

▲ Production (Vercel)

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
▲ Vercel 🥇 Nitro 2.329s (-16.1% 🟢) 3.779s (-1.5%) 1.450s 8 1.00x
▲ Vercel Next.js (Turbopack) 2.434s (-10.8% 🟢) 3.587s (-12.3% 🟢) 1.153s 9 1.05x
▲ Vercel Express 2.587s (-7.7% 🟢) 4.078s (-9.5% 🟢) 1.492s 8 1.11x

🔍 Observability: Nitro | Next.js (Turbopack) | Express

Promise.race with 50 concurrent steps

💻 Local Development

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
🌐 Redis 🥇 Next.js (Turbopack) 4.020s 4.581s 0.561s 7 1.00x
🐘 Postgres Next.js (Turbopack) 4.059s 5.187s 1.128s 6 1.01x
🐘 Postgres Express 4.291s (+36.7% 🔺) 5.029s (+32.6% 🔺) 0.738s 6 1.07x
🐘 Postgres Nitro 4.400s (+44.0% 🔺) 5.024s (+29.1% 🔺) 0.624s 7 1.09x
💻 Local Next.js (Turbopack) 7.151s 7.516s 0.365s 4 1.78x
💻 Local Express 7.628s (+13.6% 🔺) 8.019s (+14.3% 🔺) 0.390s 4 1.90x
💻 Local Nitro 8.003s (-6.3% 🟢) 8.518s (-5.6% 🟢) 0.515s 4 1.99x
🌐 MongoDB Next.js (Turbopack) 10.171s 10.683s 0.512s 3 2.53x

▲ Production (Vercel)

World Framework Workflow Time Wall Time Overhead Samples vs Fastest
▲ Vercel 🥇 Nitro 3.195s (+18.1% 🔺) 4.959s (+27.7% 🔺) 1.764s 7 1.00x
▲ Vercel Next.js (Turbopack) 3.596s (+4.0%) 5.139s (+4.8%) 1.543s 6 1.13x
▲ Vercel Express 3.776s (+18.2% 🔺) 4.991s (+7.3% 🔺) 1.215s 7 1.18x

🔍 Observability: Nitro | Next.js (Turbopack) | Express

Stream Benchmarks (includes TTFB metrics)
workflow with stream

💻 Local Development

World Framework Workflow Time TTFB Slurp Wall Time Overhead Samples vs Fastest
🌐 Redis 🥇 Next.js (Turbopack) 0.140s 1.000s 0.002s 1.008s 0.867s 10 1.00x
💻 Local Next.js (Turbopack) 0.146s 1.001s 0.011s 1.017s 0.872s 10 1.04x
💻 Local Express 0.170s (+54.9% 🔺) 1.003s (~) 0.012s (+27.2% 🔺) 1.017s (~) 0.848s 10 1.21x
💻 Local Nitro 0.174s (+1.3%) 1.003s (~) 0.011s (-2.6%) 1.017s (~) 0.843s 10 1.24x
🐘 Postgres Next.js (Turbopack) 0.181s 1.001s 0.002s 1.014s 0.833s 10 1.29x
🐘 Postgres Express 0.190s (+3.0%) 0.995s (~) 0.002s (+6.2% 🔺) 1.013s (~) 0.823s 10 1.36x
🐘 Postgres Nitro 0.195s (+45.2% 🔺) 0.996s (~) 0.001s (~) 1.013s (~) 0.817s 10 1.39x
🌐 MongoDB Next.js (Turbopack) 0.496s 0.949s 0.001s 1.009s 0.513s 10 3.53x

▲ Production (Vercel)

World Framework Workflow Time TTFB Slurp Wall Time Overhead Samples vs Fastest
▲ Vercel 🥇 Nitro 1.539s (+5.2% 🔺) 2.308s (+8.6% 🔺) 0.010s (+21.2% 🔺) 2.951s (+14.0% 🔺) 1.412s 10 1.00x
▲ Vercel Next.js (Turbopack) 1.568s (-10.2% 🟢) 2.553s (-17.3% 🟢) 0.006s (+9.4% 🔺) 3.006s (-17.9% 🟢) 1.437s 10 1.02x
▲ Vercel Express 1.577s (-14.1% 🟢) 2.450s (-5.5% 🟢) 0.005s (+10.6% 🔺) 2.984s (-5.6% 🟢) 1.407s 10 1.02x

🔍 Observability: Nitro | Next.js (Turbopack) | Express

Summary

Fastest Framework by World

Winner determined by most benchmark wins

World 🥇 Fastest Framework Wins
💻 Local Next.js (Turbopack) 10/12
🐘 Postgres Nitro 7/12
▲ Vercel Nitro 6/12
Fastest World by Framework

Winner determined by most benchmark wins

Framework 🥇 Fastest World Wins
Express 🐘 Postgres 6/12
Next.js (Turbopack) 🌐 Redis 7/12
Nitro 🐘 Postgres 6/12
Column Definitions
  • Workflow Time: Runtime reported by workflow (completedAt - createdAt) - primary metric
  • TTFB: Time to First Byte - time from workflow start until first stream byte received (stream benchmarks only)
  • Slurp: Time from first byte to complete stream consumption (stream benchmarks only)
  • Wall Time: Total testbench time (trigger workflow + poll for result)
  • Overhead: Testbench overhead (Wall Time - Workflow Time)
  • Samples: Number of benchmark iterations run
  • vs Fastest: How much slower compared to the fastest configuration for this benchmark

Worlds:

  • 💻 Local: In-memory filesystem world (local development)
  • 🐘 Postgres: PostgreSQL database world (local development)
  • ▲ Vercel: Vercel production/preview deployment
  • 🌐 Turso: Community world (local development)
  • 🌐 MongoDB: Community world (local development)
  • 🌐 Redis: Community world (local development)
  • 🌐 Jazz: Community world (local development)

📋 View full workflow run

karthikscale3
karthikscale3 approved these changes Mar 11, 2026
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looks good to me

@VaguelySerious VaguelySerious merged commit d5bc418 into main Mar 11, 2026
105 checks passed
@VaguelySerious VaguelySerious deleted the peter/self-host-uri branch March 11, 2026 16:04
@vercel-release-bot vercel-release-bot mentioned this pull request Mar 11, 2026
Merged
pranaygp added a commit that referenced this pull request Mar 12, 2026
@pranaygp
Merge remote-tracking branch 'origin/main' into pgp/serialize-abort-s…
1f731b2 
…ignal

* origin/main: (26 commits)
  Fix flaky streamer test ENOENT when chunks directory does not exist yet (#1330)
  Version Packages (beta) (#1325)
  [web-shared] Improve workflow observability event list UX (#1337)
  feat: add `exists` getter to `Run` class (#1336)
  Support client-side tools in DurableAgent (#1329)
  [world-postgres] [world-local] Execute Graphile jobs directly instead of defering to world-local queue (#1334)
  Merge CLAUDE.md into AGENTS.md and symlink CLAUDE.md (#1326)
  [web] Polish loading indicators (#1327)
  Fix flaky webhookWorkflow e2e test by polling instead of fixed sleep (#1328)
  feat: support `deploymentId: 'latest'` in `start()` to resolve most recent deployment (#1317)
  Fix bug where the SWC compiler bug prunes step-only imports in the client-mode transformation
  [web] [world-vercel] Ensure user-passed run IDs are URL encoded and call out self-hosted security (#1322)
  Version Packages (beta) (#1306)
  Remove hard-coded VERCEL_DEPLOYMENT_KEY from nextjs-turbopack workbench (#1319)
  fix(web): move react-router deps to devDependencies (#1265)
  fix(ai): use workspace:* for workflow peer dependency (#1320)
  fix(core): pass resolved deploymentId to getEncryptionKeyForRun in start() (#1318)
  fix: surface 429 rate-limit errors in e2e tests and CLI (#1309)
  fix(world-local): return HTTP 200 instead of 503 for queue timeout re-enqueue signals (#1307)
  [web-shared] [cli] Refactor observability data fetching (#1261)
  ...

# Conflicts:
#	packages/core/e2e/e2e.test.ts
#	packages/web-shared/src/components/sidebar/attribute-panel.tsx
#	workbench/example/workflows/99_e2e.ts
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@VaguelySerious @karthikscale3