Go Task App

GEPA prompt optimization with a Go task app

Quick Start

cd cookbooks/code/polyglot/go

# Build and run binary on localhost:8001
go build -o synth-task-app
ENVIRONMENT_API_KEY=secret ./synth-task-app

Expose via Cloudflare:

cloudflared tunnel --url http://localhost:8001

Run GEPA optimization:

synth train gepa_config.toml --poll

Source

• main.go
• gepa_config.toml
• walkthrough.md

Sample Result

Job pl_1dd94dfdc8c6479d — 60.0% accuracy on Banking77.

{
  "job_id": "pl_1dd94dfdc8c6479d",
  "language": "go",
  "algorithm": "gepa",
  "best_score": 0.60
}