name: multi-demo description: Real proof of the aggregator pattern: fan-out over ESPN scoreboards and Open-Meteo weather. Both sources are public, no auth. Generated to validate that gutenberg can fan-out N OpenAPI sources, merge results, and ship a compiling Go CLI. Us metadata: version: "1.0.0"

Multi-source demo aggregator

Generated by Gutenberg. Use this skill to run the local multi-demo aggregator CLI across multiple API sources and return one merged JSON result.

When to use

• The user asks for a cross-source view covered by espn, open-meteo.
• An agent task needs one command that fans out to multiple APIs and ranks or merges the results.

How to invoke

multi-demo sources
multi-demo fan-out --json
multi-demo fan-out --param key=value --json

Sources

• espn — espn; operation: getApisSiteV2SportsBasketballNbaScoreboard; base: https://site.api.espn.com
• open-meteo — open-meteo; operation: getV1Forecast; base: https://api.open-meteo.com

Output contract

• sources lists the embedded source manifests.
• fan-out --json returns merged/ranked items from each source.
• Source-specific credentials use each source env prefix, not the aggregator prefix.

Provenance

• Schema: gutenberg.aggregator-manifest.v1
• Merge strategy: concatenate
• Rank strategy: by-source-order
• Example source: espn getApisSiteV2SportsBasketballNbaScoreboard