Commit graph ext-apps/examples/scenario-modeler-server/src
Author SHA1 Message Date
Olivier Chafik
9f09932baf
feat: use structuredContent with outputSchema in example servers (#220)
* build app-with-deps

* make registerAppTool more interchangeable w/ server.registerTool

* feat: use structuredContent in all example servers

All servers now return structuredContent alongside JSON text content.
All mcp-apps now read structuredContent directly (no JSON.parse fallback).

Updated servers:
- basic-server-vanillajs
- budget-allocator-server
- cohort-heatmap-server
- customer-segmentation-server
- integration-server
- scenario-modeler-server
- system-monitor-server
- threejs-server
- video-resource-server
- wiki-explorer-server

* feat: add outputSchema to all example servers

Define output schemas for structuredContent validation:
- basic-server-vanillajs: { time: string }
- budget-allocator-server: BudgetDataResponseSchema
- cohort-heatmap-server: CohortDataSchema
- customer-segmentation-server: customers/segments schema
- integration-server: { time: string }
- scenario-modeler-server: templates/defaultInputs schema
- system-monitor-server: SystemStatsSchema
- threejs-server: { code, height }
- video-resource-server: { videoUri, description }
- wiki-explorer-server: { page, links, error }

* prettier:fix

* make registerAppTool more interchangeable w/ server.registerTool

* feat: use structuredContent in all example servers

All servers now return structuredContent alongside JSON text content.
All mcp-apps now read structuredContent directly (no JSON.parse fallback).

Updated servers:
- basic-server-vanillajs
- budget-allocator-server
- cohort-heatmap-server
- customer-segmentation-server
- integration-server
- scenario-modeler-server
- system-monitor-server
- threejs-server
- video-resource-server
- wiki-explorer-server

* feat: add outputSchema to all example servers

Define output schemas for structuredContent validation:
- basic-server-vanillajs: { time: string }
- budget-allocator-server: BudgetDataResponseSchema
- cohort-heatmap-server: CohortDataSchema
- customer-segmentation-server: customers/segments schema
- integration-server: { time: string }
- scenario-modeler-server: templates/defaultInputs schema
- system-monitor-server: SystemStatsSchema
- threejs-server: { code, height }
- video-resource-server: { videoUri, description }
- wiki-explorer-server: { page, links, error }

* prettier:fix

* revert: remove unrelated workflow, version, and arch changes

* chore: update package-lock.json

* refactor(basic-server-vanillajs): address PR review comments

- Simplify server.ts to return plain time string in text content (not JSON),
  matching the quickstart guide pattern
- Add defensive coding in mcp-app.ts with optional chaining and fallback
  to handle potential type mismatches gracefully

* refactor: restore rich text formatting for LLM-readable content

Restore the human-readable text formatting functions that were removed,
providing meaningful summaries in the text content while keeping
structuredContent for programmatic UI consumption:

- budget-allocator-server: formatBudgetSummary with config overview
- cohort-heatmap-server: formatCohortSummary with retention stats
- scenario-modeler-server: formatScenarioSummary with financial metrics
2026-01-12 14:25:16 +00:00
Jerome
c25d464d18
feat: publish example servers to npm (#184)
* feat: publish example servers to npm

Make example MCP App servers publishable to npm under the
@modelcontextprotocol scope:

- server-basic-react
- server-basic-vanillajs
- server-budget-allocator
- server-cohort-heatmap
- server-customer-segmentation
- server-scenario-modeler
- server-system-monitor
- server-threejs
- server-wiki-explorer

Changes:
- Remove `private: true` from example package.json files
- Add proper npm metadata (description, repository, license, files)
- Update ext-apps dependency from relative to ^0.2.2
- Copy server-utils.ts into each package for standalone use
- Add publish-examples job to npm-publish.yml workflow

The examples will be published automatically when a GitHub release
is created, after the main SDK package is published.

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Co-Authored-By: Claude <noreply@anthropic.com>

* feat: publish examples with pkg-pr-new for PR testing

* feat: export createServer from example servers

* style: format integration-server/server.ts

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Co-Authored-By: Claude <noreply@anthropic.com>

* fix: update e2e snapshots for basic-server examples

Update golden screenshots for basic-react and basic-vanillajs after
the tool output was simplified from JSON to plain text in #182.

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Co-Authored-By: Claude <noreply@anthropic.com>

* merge

* refactor: update sheet-music-server and video-resource-server to new publishing pattern

- Move server-utils.ts from src/ to root level
- Add npm publishing metadata (scoped name, repository, license, files)
- Change ext-apps dependency from local to versioned ^0.2.2
- Update server.ts to handle stdio mode inline

* update package-lock

* fix: update package-lock.json for renamed server packages

* feat: add NASA public domain video to video-resource-server

Added 'nasa-earth' option - NASA ISS Earth observations (6.4MB).
Source: archive.org/details/NASA-Ultra-High-Definition (public domain)

* fix: add default videoId for video-resource-server

* fix: use existing bunny-1mb as default video, remove nasa-earth

* refactor: update new framework examples to publishing pattern

Add publishing metadata for:
- @modelcontextprotocol/server-basic-preact
- @modelcontextprotocol/server-basic-solid
- @modelcontextprotocol/server-basic-svelte
- @modelcontextprotocol/server-basic-vue

Changes:
- Move server-utils.ts from src/ to root
- Add npm publishing metadata
- Update ext-apps dep to versioned ^0.2.2
- Add stdio mode support in main()

* fix: add missing @rollup/rollup-win32-arm64-msvc to optionalDependencies

This fixes the Windows ARM64 CI build failure caused by npm's optional
dependency bug. The package.json was missing this platform-specific
rollup binding.

---------

Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: Olivier Chafik <ochafik@anthropic.com>
2026-01-08 20:08:50 +00:00
Jonathan Hefner
79670b4dcd
Add safeAreaInsets support to all example apps (#202)
Apply host-provided safe area insets as padding on main containers
across all examples. This ensures content doesn't render under
system UI elements like phone notches.

React apps use `useState` + `onhostcontextchanged` handler with
initial fetch via `getHostContext()` in `useEffect`. Vanilla JS
apps apply padding in the handler and invoke it after `connect()`.

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Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-08 18:03:13 +00:00
Jonathan Hefner
9e9f5f0210
Clean up examples (#182)
* Centralize example server transport logic in shared utils

Move stdio/HTTP transport handling into `server-utils.ts` so example
servers only need to call `startServer(createServer)`. Switch HTTP
transport to stateless mode and remove legacy SSE endpoints.

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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

* Make example servers self-contained with local server-utils

Copy `server-utils.ts` into each example's `src/` directory so examples
can be used standalone without the shared directory. Updates imports
from `"../shared/server-utils.js"` to `"./src/server-utils.js"`.

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* Add `integration-server` example for E2E testing

Add dedicated `integration-server` example (duplicated from
`basic-server-react`) to preserve E2E testing capabilities while
allowing `basic-server-react` to be simplified as a minimal example.

Changes:
- Add `examples/integration-server` exercising SDK communication APIs
- Update E2E tests to use `integration-server` instead of
  `basic-server-react` and `basic-server-vanillajs`
- Use server name labels instead of indices for more robust test
  selection
- Remove `basic-react.png` and `basic-vanillajs.png` golden snapshots

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Co-Authored-By: Claude <noreply@anthropic.com>

* Simplify `basic-server-*` examples

- Clarify comments
- Return plain text from `get-time` tool instead of JSON
- Remove simulated cleanup delay from `onteardown`

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---------

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>
2025-12-19 11:44:27 +00:00
Anton Pidkuiko MacBook
8ef9142f00
Fix widget layout to use full available width
- Change marketing widget containers from fixed 600px to width: 100%
- Update basic-host iframe to use flex: 1 for proper expansion
- Widgets now fill their parent container instead of fixed size

Files changed:
- examples/budget-allocator-server/src/mcp-app.css
- examples/customer-segmentation-server/src/mcp-app.css
- examples/scenario-modeler-server/src/mcp-app.css
- examples/system-monitor-server/src/mcp-app.css
- examples/basic-host/src/index.module.css

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-12-08 14:01:28 +00:00
Jonathan Hefner
61cd4ed219 Use content instead of structuredContent in examples
Not all MCP clients support structuredContent in MCP tool results, so
examples now return data as JSON in content and parse it client-side.

Pattern used:
- Server: content: [{ type: "text", text: JSON.stringify(data) }]
- Client: JSON.parse(result.content!.filter(...).map(...).join(""))

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-12-05 16:35:20 -06:00
Jonathan Hefner
79fa10097b Add scenario-modeler-server example
Demo MCP App for SaaS financial planning with:
- Interactive sliders for MRR, growth, churn, margin, and costs
- 12-month projection charts (MRR, Gross Profit, Net Profit)
- 5 pre-built scenario templates (Bootstrapped, VC Rocketship, etc.)
- Template comparison overlay for strategy analysis
- Light/dark theme support

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-12-04 14:33:07 -06:00