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model : gpt-oss add response_format support (#15494)

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This commit is contained in:
Aldehir Rojas
2025-08-22 11:04:08 -05:00
committed by GitHub
parent 92f7f0a53c
commit 32732f2459
1 changed files with 21 additions and 1 deletions
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22
common/chat.cpp
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@@ -1361,6 +1361,26 @@ static common_chat_params common_chat_params_init_gpt_oss(const common_chat_temp
"<|end|>", "<|end|>",
}; };
if (!inputs.json_schema.is_null()) {
data.grammar_lazy = false;
data.grammar = build_grammar([&](const common_grammar_builder & builder) {
auto schema = inputs.json_schema;
builder.resolve_refs(schema);
auto not_end = builder.add_rule("not-end",
"[^<] | \"<\" [^|] | \"<|\" [^e] | \"<|e\" [^n] | \"<|en\" [^d] | \"<|end\" [^|] | \"<|end|\" [^>]");
auto analysis = builder.add_rule("analysis",
"\"<|channel|>analysis<|message|>\" ( " + not_end + " )* \"<|end|>\"");
auto constraint = builder.add_rule("constraint", "\"<|constrain|>\"? [a-zA-Z0-9_-]+");
auto final = builder.add_rule("final",
"\"<|channel|>final\" ( \" \" " + constraint + " )? \"<|message|>\" " +
builder.add_schema("response", schema)
);
builder.add_rule("root", "( " + analysis + " \"<|start|>assistant\" )? " + final);
});
}
if (inputs.tools.is_array() && !inputs.tools.empty()) { if (inputs.tools.is_array() && !inputs.tools.empty()) {
data.grammar_lazy = inputs.tool_choice != COMMON_CHAT_TOOL_CHOICE_REQUIRED; data.grammar_lazy = inputs.tool_choice != COMMON_CHAT_TOOL_CHOICE_REQUIRED;
data.grammar = build_grammar([&](const common_grammar_builder & builder) { data.grammar = build_grammar([&](const common_grammar_builder & builder) {
@@ -2121,7 +2141,7 @@ static common_chat_params common_chat_templates_apply_jinja(
} }
// GPT-OSS // GPT-OSS
if (src.find("<|channel|>") != std::string::npos && params.json_schema.is_null()) { if (src.find("<|channel|>") != std::string::npos) {
return common_chat_params_init_gpt_oss(tmpl, params); return common_chat_params_init_gpt_oss(tmpl, params);
} }