API reference

Chat completions

POST /v1/chat/completions creates a reply for a conversation.

POST https://www.eon-agent.com/api/v1/chat/completions

Request body

Field	Type	Description
model	string	Use "eon".
messages	array	The conversation. Each item has role (system, user, assistant or tool) and content.
stream	boolean	Send the reply as server-sent events. Default false.
stream_options.include_usage	boolean	With stream, send a final chunk with token usage.
max_tokens	integer	Longest reply in tokens. Up to 1,024 with an API key.
temperature	number	Higher is more varied, lower is more focused.
tools	array	Functions the model may call. See Tools.
tool_choice	string or object	auto, none, required, or a specific function.

Example

curl https://www.eon-agent.com/api/v1/chat/completions \
  -H "Authorization: Bearer $EON_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "eon",
    "messages": [
      { "role": "system", "content": "You are a helpful assistant." },
      { "role": "user", "content": "Write a haiku about orbit." }
    ]
  }'

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