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Fix OpenAI API response format handling

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This fixes the schema of OpenAI API chat completion response formats,
including how those response formats (and other nested parameters in
the chat completion request) get translated into paramters for calls
to the backend OpenAI-compatible providers.

Signed-off-by: Ben Browning <bbrownin@redhat.com>
This commit is contained in:
Ben Browning 2025-04-12 16:29:02 -04:00
parent 1e673010e4
commit a4b573d750
12 changed files with 307 additions and 30 deletions
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119
docs/_static/llama-stack-spec.html vendored
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@ -8965,6 +8965,50 @@
],
"title": "OpenAIImageURL"
},
"OpenAIJSONSchema": {
"type": "object",
"properties": {
"name": {
"type": "string"
},
"description": {
"type": "string"
},
"strict": {
"type": "boolean"
},
"schema": {
"type": "object",
"additionalProperties": {
"oneOf": [
{
"type": "null"
},
{
"type": "boolean"
},
{
"type": "number"
},
{
"type": "string"
},
{
"type": "array"
},
{
"type": "object"
}
]
}
}
},
"additionalProperties": false,
"required": [
"name"
],
"title": "OpenAIJSONSchema"
},
"OpenAIMessageParam": {
"oneOf": [
{
@ -8994,6 +9038,76 @@
}
}
},
"OpenAIResponseFormatJSONObject": {
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "json_object",
"default": "json_object"
}
},
"additionalProperties": false,
"required": [
"type"
],
"title": "OpenAIResponseFormatJSONObject"
},
"OpenAIResponseFormatJSONSchema": {
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "json_schema",
"default": "json_schema"
},
"json_schema": {
"$ref": "#/components/schemas/OpenAIJSONSchema"
}
},
"additionalProperties": false,
"required": [
"type",
"json_schema"
],
"title": "OpenAIResponseFormatJSONSchema"
},
"OpenAIResponseFormatParam": {
"oneOf": [
{
"$ref": "#/components/schemas/OpenAIResponseFormatText"
},
{
"$ref": "#/components/schemas/OpenAIResponseFormatJSONSchema"
},
{
"$ref": "#/components/schemas/OpenAIResponseFormatJSONObject"
}
],
"discriminator": {
"propertyName": "type",
"mapping": {
"text": "#/components/schemas/OpenAIResponseFormatText",
"json_schema": "#/components/schemas/OpenAIResponseFormatJSONSchema",
"json_object": "#/components/schemas/OpenAIResponseFormatJSONObject"
}
}
},
"OpenAIResponseFormatText": {
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "text",
"default": "text"
}
},
"additionalProperties": false,
"required": [
"type"
],
"title": "OpenAIResponseFormatText"
},
"OpenAISystemMessageParam": {
"type": "object",
"properties": {
@ -9215,10 +9329,7 @@
"description": "(Optional) The penalty for repeated tokens"
},
"response_format": {
"type": "object",
"additionalProperties": {
"type": "string"
},
"$ref": "#/components/schemas/OpenAIResponseFormatParam",
"description": "(Optional) The response format to use"
},
"seed": {