claude-opus-4-8
Creates a model response for the given chat conversation.
Authorizations
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
Body
Model ID
claude-opus-4-8 "claude-opus-4-8"
A list of messages comprising the conversation so far.
1The maximum number of tokens to generate.
1 <= x <= 8192Custom temperature values are not supported. Only the compatibility value 1 is accepted; omit this field for normal requests.
1 <= x <= 11
Custom nucleus sampling is not supported. Values from 0.99 to 1 are accepted only for backward compatibility; omit this field for normal requests.
0.99 <= x <= 1Not supported on this model. Any supplied value returns a 400 error.
x >= 0Penalizes repeated tokens based on their frequency in the text so far.
-2 <= x <= 2Penalizes tokens that have already appeared in the text.
-2 <= x <= 2If true, stream partial message deltas using SSE.
Sequences where the model will stop generating further tokens.