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Helicone AI Gateway API
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Schema
Updated on 2025-12-15
Details
Filter operations
post
Create Chat Completion
post
Create Response
Create Response
post
/v1/responses
Request body
object
required
top_logprobs
integer
nullable
temperature
union
top_p
union
user
string
safety_identifier
string
prompt_cache_key
string
service_tier
union
model
union
reasoning
union
max_output_tokens
union
max_tool_calls
union
text
object
tools
union[]
tool_choice
union
truncation
union
input
union
include
union
parallel_tool_calls
union
instructions
union
stream
union
stream_options
union
Response
Request accepted
Changes