Inference
| Variable | Default | Purpose |
|---|
OPENROUTER_API_KEY | none | Required. The key used for both Hermes 4 405B and Nemotron through OpenRouter. |
Stripe
| Variable | Default | Purpose |
|---|
STRIPE_SECRET_KEY | none | Enables deposits, earning, and the real money loop. Mode is inferred from the prefix (sk_test_, sk_live_). |
NEXT_PUBLIC_APP_URL | request origin | Base URL used to build Stripe Checkout success and cancel URLs. |
Fly agent machines
| Variable | Default | Purpose |
|---|
FLY_API_TOKEN | none | Enables per-agent Fly Machines. Without it, the sandbox falls back to Daytona. |
HERMESCO_AGENTS_APP | hermesco-agents | The Fly app that holds agent bodies. |
FLY_REGION | iad | Region for new agent machines. |
FLY_ORG_SLUG | personal | Fly organization slug. |
HERMESCO_AGENT_IMAGE | nikolaik/python-nodejs:python3.12-nodejs22 | The agent body image (Python 3.12, Node 22, git, bash). |
HERMESCO_AGENT_CPU_KIND | performance | Dedicated vCPUs by default, not the shared-cpu minimum. |
HERMESCO_AGENT_CPUS | 2 | vCPU count (minimum 1). |
HERMESCO_AGENT_MEMORY_MB | 4096 | Memory in MB (minimum 512). |
HERMESCO_COMPUTE_USD_PER_MIN | 0.0016 | Labelled estimate of compute cost per running minute, shown as telemetry. |
Daytona
| Variable | Default | Purpose |
|---|
DAYTONA_API_KEY | none | Enables the Daytona sandbox fallback for run_in_sandbox when Fly is not configured. |
Persistence
| Variable | Default | Purpose |
|---|
NEXT_PUBLIC_CONVEX_URL | none | Convex deployment URL. When set, the Treasury persists to Convex. Otherwise an in-memory store is used. |
Identity (optional Google sign-in)
The public Firebase web config is in src/lib/firebase.ts. Server-side verification uses the Firebase Admin credentials:
| Variable | Purpose |
|---|
FIREBASE_PROJECT_ID | Admin SDK project id. |
FIREBASE_CLIENT_EMAIL | Admin SDK service account email. |
FIREBASE_PRIVATE_KEY | Admin SDK private key. Never committed. |
Never commit .env.local or any service account JSON. Secrets are set as Fly secrets in production and read from .env.local locally.
Scaling the agent body
To give agents more horsepower for heavy jobs, raise the spec:
flyctl secrets set HERMESCO_AGENT_CPUS=8 HERMESCO_AGENT_MEMORY_MB=16384 --app hermesco
