# secrets.env

The secrets.env contains the secrets that the respective Airnode deployments will need. All variables defined in a secrets.env can be interpolated inside config.json. For more details, see the full description of the secrets.env file.

Variable names cannot contain dashes (-) or start with a number.

AIRNODE_WALLET_MNEMONIC="<FILL_*>"
CHAIN_PROVIDER_URL="<FILL_*>"
SS_API_KEY="<FILL_*>"
HEARTBEAT_API_KEY="<FILL_*>"
HEARTBEAT_URL="<FILL_*>"
# Used for GCP only
GCP_PROJECT_ID="<FILL_*>"

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← config.json aws.env →