Documentation Index
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The messages endpoint is compatible with Anthropic’s API.
Endpoint
POST https://gateway.muxx.dev/v1/messages
Request
curl https://gateway.muxx.dev/v1/messages \
-H "Content-Type: application/json" \
-H "X-Muxx-Api-Key: muxx_sk_live_xxxxxxxxxxxx" \
-H "anthropic-version: 2023-06-01" \
-d '{
"model": "claude-3-5-sonnet-20241022",
"max_tokens": 1024,
"messages": [
{"role": "user", "content": "Hello!"}
]
}'
Parameters
| Parameter | Type | Required | Description |
|---|
| model | string | Yes | Model ID |
| max_tokens | integer | Yes | Max output tokens |
| messages | array | Yes | Conversation messages |
| system | string | No | System prompt |
| temperature | number | No | Randomness (0-1) |
| stream | boolean | No | Enable streaming |
| tools | array | No | Tool definitions |
Response
{
"id": "msg_abc123",
"type": "message",
"role": "assistant",
"content": [
{
"type": "text",
"text": "Hello! How can I help you today?"
}
],
"model": "claude-3-5-sonnet-20241022",
"stop_reason": "end_turn",
"usage": {
"input_tokens": 10,
"output_tokens": 15
}
}
| Header | Description |
|---|
X-Muxx-Api-Key | Your Muxx API key (required) |
X-Muxx-Metadata | Custom metadata JSON |
anthropic-version | Anthropic API version |
| Header | Description |
|---|
X-Muxx-Request-Id | Unique request ID |
X-Muxx-Cache | HIT or MISS |
X-Muxx-Cost | Calculated cost in USD |
Streaming
curl https://gateway.muxx.dev/v1/messages \
-H "Content-Type: application/json" \
-H "X-Muxx-Api-Key: muxx_sk_live_xxxxxxxxxxxx" \
-d '{
"model": "claude-3-5-sonnet-20241022",
"max_tokens": 1024,
"messages": [{"role": "user", "content": "Hello!"}],
"stream": true
}'
event: content_block_delta
data: {"type":"content_block_delta","delta":{"type":"text_delta","text":"Hello"}}
event: message_stop
data: {"type":"message_stop"}
Supported Models
claude-3-5-sonnet-20241022claude-3-5-haiku-20241022claude-3-opus-20240229claude-3-sonnet-20240229claude-3-haiku-20240307
