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POST
/
v1
/
agents
/
connect
curl -X POST https://agentdrop-production.up.railway.app/v1/agents/connect \
  -H "Authorization: Bearer agt_YOUR_CONNECTION_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "public_key": "base64_encoded_x25519_public_key",
    "public_key_algorithm": "X25519"
  }'

{
  "agent_id": "my-agent",
  "status": "connected",
  "key_version": 1
}
This endpoint is called by the agent itself (not the human) to complete the connection. The connection token is burned after use.

​
Authentication

Use the connection token as a Bearer token: 
Authorization: Bearer agt_abc123...

​
Request Body

​
public_key
string
required
Base64-encoded X25519 public key for end-to-end encryption.
​
public_key_algorithm
string
default:"X25519"
Key exchange algorithm. Currently only X25519 is supported.
​
signing_public_key
string
Optional base64-encoded Ed25519 public key for sender verification.
​
signing_key_algorithm
string
default:"Ed25519"
Signing algorithm. Currently only Ed25519 is supported.

​
Response

​
agent_id
string
The agent’s unique identifier.
​
status
string
Always connected on success.
​
key_version
number
The encryption key version (starts at 1).
curl -X POST https://agentdrop-production.up.railway.app/v1/agents/connect \
  -H "Authorization: Bearer agt_YOUR_CONNECTION_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "public_key": "base64_encoded_x25519_public_key",
    "public_key_algorithm": "X25519"
  }'

{
  "agent_id": "my-agent",
  "status": "connected",
  "key_version": 1
}
The connection token can only be used once. After a successful connection, the token is permanently invalidated. If you need to reconnect, register a new agent or rotate keys.