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POST
/
v1
/
auth
/
siwe
/
challenge
curl --request POST \
  --url 'https://api.glider.fi/v1/auth/siwe/challenge' \
  --header 'Content-Type: application/json' \
  --header 'Origin: https://app.glider.fi' \
  --data '{
    "address": "0x1111111111111111111111111111111111111111",
    "chainId": 8453
  }'

{
  "message": "app.glider.fi wants you to sign in with your Ethereum account:\n0x1111111111111111111111111111111111111111\n\nSign in to Glider.\n\nURI: https://app.glider.fi\nVersion: 1\nChain ID: 8453\nNonce: 0f8f1f5f3c4248dfae34a7f8fd2de18e\nIssued At: 2026-03-05T00:00:00.000Z\nExpiration Time: 2026-03-05T00:10:00.000Z",
  "nonce": "0f8f1f5f3c4248dfae34a7f8fd2de18e",
  "domain": "app.glider.fi",
  "uri": "https://app.glider.fi",
  "issuedAt": "2026-03-05T00:00:00.000Z",
  "expiresAt": "2026-03-05T00:10:00.000Z",
  "chainId": 8453
}
Creates an EIP-4361 SIWE challenge for a wallet address and chain.
  • Auth: none
  • Rate limit tier: Tier 2
  • Origin policy: request must come from an allowlisted origin/host
Common error responses:
  • 400 when chainId is invalid, unsupported, or missing SIWE RPC configuration (JSON_RPC_URL_<chainId>)
  • 400 for malformed request payload or SIWE input mismatch
  • 403 when request origin/host is not allowlisted for SIWE
curl --request POST \
  --url 'https://api.glider.fi/v1/auth/siwe/challenge' \
  --header 'Content-Type: application/json' \
  --header 'Origin: https://app.glider.fi' \
  --data '{
    "address": "0x1111111111111111111111111111111111111111",
    "chainId": 8453
  }'

{
  "message": "app.glider.fi wants you to sign in with your Ethereum account:\n0x1111111111111111111111111111111111111111\n\nSign in to Glider.\n\nURI: https://app.glider.fi\nVersion: 1\nChain ID: 8453\nNonce: 0f8f1f5f3c4248dfae34a7f8fd2de18e\nIssued At: 2026-03-05T00:00:00.000Z\nExpiration Time: 2026-03-05T00:10:00.000Z",
  "nonce": "0f8f1f5f3c4248dfae34a7f8fd2de18e",
  "domain": "app.glider.fi",
  "uri": "https://app.glider.fi",
  "issuedAt": "2026-03-05T00:00:00.000Z",
  "expiresAt": "2026-03-05T00:10:00.000Z",
  "chainId": 8453
}