feat(eve): add Vercel realtime speech channel#171
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Signed-off-by: Kevin Dawkins <kkdawkins@gmail.com>
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The latest updates on your projects. Learn more about Vercel for GitHub.
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Review the following changes in direct dependencies. Learn more about Socket for GitHub.
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Contributor
Bundle + Package Summary:
|
| Area | Metric | Baseline | Current | Delta |
|---|---|---|---|---|
| Package | Packed tarball | 3.24 MB | 3.26 MB | +16.9 kB |
| Package | Unpacked publish size | 11.61 MB | 11.67 MB | +53.6 kB |
| Package | Installed footprint | 51.82 MB | 51.87 MB | +53.8 kB |
| Package | Published files | 2173 | 2188 | +15 |
| Package | Installed files | 5378 | 5393 | +15 |
| Runtime | Unique function payloads | 2 | 2 | 0 |
| Runtime | Total function bytes | 9.34 MB | 9.34 MB | +24 B |
| Runtime | Public routes | 9 | 9 | 0 |
Dependency manifest changes vs main (2109c8d)
Peer dependencies
- Added:
@ai-sdk/gateway@catalog: (optional),@ai-sdk/react@catalog: (optional)
Changed function payloads vs main (2109c8d) (2)
| Function | Status | Baseline | Current | Delta | Route changes |
|---|---|---|---|---|---|
functions/.well-known/workflow/v1/flow.func |
changed | 5.48 MB | 5.48 MB | +168 B |
none |
functions/__server.func |
changed | 3.87 MB | 3.87 MB | -144 B ✅ | none |
Build Metadata
- Preset:
vercel - Nitro:
nitro@3.0.260610-beta - Output directory:
apps/fixtures/weather-agent/.vercel/output - Build metadata timestamp: 2026-06-22T00:07:27.615Z
- Route aliases: 9 public, 1 internal (10 total aliases)
- Vercel routes in config: 10
- Severity legend: 🔴 dominant/large, 🟠 notable, 🟡 watch, ⚪ small
Package Drill-Down
Package Details
- Package:
eve@0.12.0 - Package directory:
packages/eve - Tarball: 3.26 MB (
eve-0.12.0.tgz) - Unpacked payload: 11.67 MB across 2188 published files
- Installed footprint: 51.87 MB across 5393 installed files
- Installed root package: 10.56 MB
- Installed dependencies: 41.32 MB
- Runtime dependencies: 1
- Peer dependencies: 14 (13 optional)
Installed footprint is measured from an isolated temporary npm install of the packed tarball.
Heavy installed dependencies
@rolldown/binding-linux-x64-gnu: 20.61 MB (39.7%)eve: 10.56 MB (20.4%)ai: 6.20 MB (11.9%)zod: 4.97 MB (9.6%)nitro: 2.41 MB (4.6%)
Publish payload breakdown
Published file size
🟠 dist/src/compiled/experimental-ai-sdk-code-mo... [#####...................] 1.51 MB 12.9%
🟡 dist/src/compiled/@workflow/core/runtime.js [##......................] 775.4 kB 6.6%
🟡 dist/src/compiled/@vercel/sandbox/index.js [##......................] 632.0 kB 5.4%
🟡 dist/src/compiled/@chat-adapter/slack/index.js [#.......................] 436.9 kB 3.7%
🟡 dist/src/compiled/_chunks/workflow/attribute-... [#.......................] 370.9 kB 3.2%
🔴 Other published files [########################] 7.95 MB 68.1%
Installed footprint breakdown
Installed package size
🔴 @rolldown/binding-linux-x64-gnu [########################] 20.61 MB 39.7%
🔴 eve [############............] 10.56 MB 20.4%
🔴 ai [#######.................] 6.20 MB 11.9%
🟠 zod [######..................] 4.97 MB 9.6%
🟠 nitro [###.....................] 2.41 MB 4.6%
🟡 rolldown [#.......................] 771.0 kB 1.5%
🔴 Other installed packages [#######.................] 6.37 MB 12.3%
Runtime dependencies (1)
| Package | Range | Notes |
|---|---|---|
nitro |
3.0.260610-beta |
Peer dependencies (14)
| Package | Range | Notes |
|---|---|---|
@ai-sdk/gateway |
catalog: |
optional peer |
@ai-sdk/react |
catalog: |
optional peer |
@opentelemetry/api |
^1.0.0 |
optional peer |
@sveltejs/kit |
^2.0.0 |
optional peer |
ai |
catalog: |
|
braintrust |
^3.0.0 |
optional peer |
just-bash |
^3.0.0 |
optional peer |
microsandbox |
^0.5.0 |
optional peer |
next |
^16.0.0 |
optional peer |
nuxt |
^4.0.0 |
optional peer |
react |
^19.0.0 |
optional peer |
svelte |
^5.0.0 |
optional peer |
vite |
^8.0.0 |
optional peer |
vue |
^3.5.0 |
optional peer |
Function Drill-Down
Payload Size Graph
Unique function payload size and share of total
🔴 functions/.well-known/workflow/v1/flow.func [########################] 5.48 MB 58.6%
🔴 functions/__server.func [#################.......] 3.87 MB 41.4%
Top Function Payloads
🟠 functions/.well-known/workflow/v1/flow.func • 1 public route • 5.48 MB
| Metric | Value |
|---|---|
| Public routes | /.well-known/workflow/v1/flow |
| Runtime | nodejs24.x |
| Handler | index.mjs |
| Payload | 5.48 MB |
| Function files | 5.48 MB across 27 files |
| Traced dependencies | 0 B |
| Signal | 🟠 Bundled file __eve_nitro_handler__.mjs is 1.51 MB (27.5%) |
🟠 🔎 Dependency Analysis
📦 Bundled files:
Bundled file size
🟠 __eve_nitro_handler__.mjs [########################] 1.51 MB 27.5%
🟠 _chunks/runtime.mjs [###############.........] 958.4 kB 17.5%
🟡 _chunks/sandbox.mjs [############............] 766.0 kB 14.0%
🟡 _chunks/attribute-changes-Bi5DLT8S.mjs [########................] 472.2 kB 8.6%
🟡 _chunks/dist-DTchiX0N.mjs [#######.................] 460.6 kB 8.4%
🟠 Other bundled files [#####################...] 1.31 MB 24.0%
🧾 Vercel Config
{
"handler": "index.mjs",
"launcherType": "Nodejs",
"shouldAddHelpers": false,
"supportsResponseStreaming": true,
"runtime": "nodejs24.x",
"environment": {
"NODE_OPTIONS": "--experimental-require-module",
"WORKFLOW_QUEUE_NAMESPACE": "eve"
},
"maxDuration": "max",
"experimentalTriggers": [
{
"type": "queue/v2beta",
"topic": "__eve_wkf_workflow_*",
"consumer": "default",
"retryAfterSeconds": 5,
"initialDelaySeconds": 0
}
]
}🟠 functions/__server.func • 8 public routes, 1 internal alias • 3.87 MB
| Metric | Value |
|---|---|
| Public routes | //eve/v1/callback/[token]/eve/v1/connections/[name]/callback/[token]/eve/v1/health/eve/v1/info/eve/v1/session/eve/v1/session/[sessionId]/eve/v1/session/[sessionId]/stream |
| Internal aliases | /__server |
| Runtime | nodejs24.x |
| Handler | index.mjs |
| Payload | 3.87 MB |
| Function files | 3.87 MB across 21 files |
| Traced dependencies | 0 B |
| Signal | 🟠 Bundled file index.mjs is 1.40 MB (36.3%) |
🟠 🔎 Dependency Analysis
📦 Bundled files:
Bundled file size
🟠 index.mjs [########################] 1.40 MB 36.3%
🟠 _chunks/runtime.mjs [###############.........] 875.8 kB 22.7%
🟠 _chunks/sandbox.mjs [#############...........] 766.0 kB 19.8%
🟡 _chunks/attribute-changes-Bi5DLT8S.mjs [########................] 448.5 kB 11.6%
⚪ _libs/zod.mjs [##......................] 114.2 kB 3.0%
🟡 Other bundled files [####....................] 258.8 kB 6.7%
🧾 Vercel Config
{
"handler": "index.mjs",
"launcherType": "Nodejs",
"shouldAddHelpers": false,
"supportsResponseStreaming": true,
"runtime": "nodejs24.x"
}![vercel[bot]](https://avatars.githubusercontent.com/in/8329?s=60&v=4){kind=small}
| break; | ||
| } | ||
| enqueueEveTurn(transcript, event.itemId); | ||
| break; |
There was a problem hiding this comment.
The responseInFlightRef echo-suppression guard is written but never read, so assistant audio transcribed back during an in-flight response is enqueued as a spurious durable Eve turn.
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Summary
This combines the realtime voice work from PR #46 and the enhanced Gateway-control work from PR #132 into one branch, with PR #132's architecture as the target end state.
vercelSpeechChannel()ateve/channels/vercel/speech./eve/v1/session+ stream; no blocking/turnroute is included.control: true+controlMode: true) with stateless control tokens, control URL resolution, shared Gateway speech-engine protocol re-export, turn coordination, barge-in/cancel handling, and state recovery.setupVoice()anduseEveVoice()plus Eve-owned voice types/live transcript projection.@ai-sdk/gatewaytarball override for the shared control-plane protocol/minting support.Notes
/turnAPI is not present. Grep is clean forrealtime-speech/turn,sendTranscript, andreadTurnReply.AI_GATEWAY_BASE_URL/AI_GATEWAY_BASEURLfor testing a protected Gateway preview and forwardsVERCEL_AUTOMATION_BYPASS_SECRET/VERCEL_DPBPto both token minting and the browser WebSocket URL.@ai-sdk/gatewayis externalized from the Eve package build because it is an optional peer used by the Vercel speech channel protocol shim.Verification
pnpm --filter eve exec vitest run --config vitest.unit.config.ts src/react/voice.test.ts src/client/voice.test.ts src/public/channels/vercel/speech.test.ts src/public/channels/vercel/control-token.test.ts src/public/channels/vercel/control-url.test.ts src/public/channels/vercel/voice-turn-coordinator.test.tspnpm --filter framework-next typecheckpnpm --filter eve typecheckpnpm typecheckpnpm lintpnpm fmtpnpm guard:invariantspnpm buildpnpm docs:checkpnpm test:unit(after isolating local/tmppollution from an unrelated setup test)eve devvia Next onlocalhost:3000, ngrok control callback, protected Gateway previewai-gateway-mecchmiv8.vercel.sh, setup returned avcst_token and realtime WebSocket URL with bypass query, health returnedcontrol:true.Follow-up
@ai-sdk/gatewaycontrol-plane/shared speech-engine changes are published upstream.