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Auto select Copilot Response API for GPT-5 Codex models (#2808)

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This commit is contained in:
yetone
2025-10-30 22:38:32 +08:00
committed by GitHub
parent 4286ac963a
commit d45b622193
6 changed files with 45 additions and 16 deletions
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20
lua/avante/providers/openai.lua
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@@ -71,11 +71,12 @@ function M.is_reasoning_model(model)
end
function M.set_allowed_params(provider_conf, request_body)
local use_response_api = Providers.resolve_use_response_api(provider_conf, nil)
if M.is_reasoning_model(provider_conf.model) then
-- Reasoning models have specific parameter requirements
request_body.temperature = 1
-- Response API doesn't support temperature for reasoning models
if provider_conf.use_response_api then request_body.temperature = nil end
if use_response_api then request_body.temperature = nil end
else
request_body.reasoning_effort = nil
request_body.reasoning = nil
@@ -84,7 +85,7 @@ function M.set_allowed_params(provider_conf, request_body)
if request_body.max_tokens then request_body.max_completion_tokens = nil end
-- Handle Response API specific parameters
if provider_conf.use_response_api then
if use_response_api then
-- Convert reasoning_effort to reasoning object for Response API
if request_body.reasoning_effort then
request_body.reasoning = {
@@ -113,6 +114,7 @@ end
function M:parse_messages(opts)
local messages = {}
local provider_conf, _ = Providers.parse_config(self)
local use_response_api = Providers.resolve_use_response_api(provider_conf, opts)
local use_ReAct_prompt = provider_conf.use_ReAct_prompt == true
local system_prompt = opts.system_prompt
@@ -209,13 +211,12 @@ function M:parse_messages(opts)
if #tool_calls > 0 then
-- Only skip tool_calls if using Response API with previous_response_id support
-- Copilot uses Response API format but doesn't support previous_response_id
local should_include_tool_calls = not provider_conf.use_response_api
or not provider_conf.support_previous_response_id
local should_include_tool_calls = not use_response_api or not provider_conf.support_previous_response_id
if should_include_tool_calls then
-- For Response API without previous_response_id support (like Copilot),
-- convert tool_calls to function_call items in input
if provider_conf.use_response_api then
if use_response_api then
for _, tool_call in ipairs(tool_calls) do
table.insert(messages, {
type = "function_call",
@@ -242,7 +243,7 @@ function M:parse_messages(opts)
if #tool_results > 0 then
for _, tool_result in ipairs(tool_results) do
-- Response API uses different format for function outputs
if provider_conf.use_response_api then
if use_response_api then
table.insert(messages, {
type = "function_call_output",
call_id = tool_result.tool_call_id,
@@ -741,6 +742,7 @@ function M:parse_curl_args(prompt_opts)
end
self.set_allowed_params(provider_conf, request_body)
local use_response_api = Providers.resolve_use_response_api(provider_conf, prompt_opts)
local use_ReAct_prompt = provider_conf.use_ReAct_prompt == true
@@ -750,7 +752,7 @@ function M:parse_curl_args(prompt_opts)
for _, tool in ipairs(prompt_opts.tools) do
local transformed_tool = self:transform_tool(tool)
-- Response API uses flattened tool structure
if provider_conf.use_response_api then
if use_response_api then
-- Convert from {type: "function", function: {name, description, parameters}}
-- to {type: "function", name, description, parameters}
if transformed_tool.type == "function" and transformed_tool["function"] then
@@ -773,7 +775,7 @@ function M:parse_curl_args(prompt_opts)
if use_ReAct_prompt then stop = { "</tool_use>" } end
-- Determine endpoint path based on use_response_api
local endpoint_path = provider_conf.use_response_api and "/responses" or "/chat/completions"
local endpoint_path = use_response_api and "/responses" or "/chat/completions"
local parsed_messages = self:parse_messages(prompt_opts)
@@ -786,7 +788,7 @@ function M:parse_curl_args(prompt_opts)
}
-- Response API uses 'input' instead of 'messages'
if provider_conf.use_response_api then
if use_response_api then
-- Check if we have tool results - if so, use previous_response_id
local has_function_outputs = false
for _, msg in ipairs(parsed_messages) do