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model : add EXAONE MoE (#18543)

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* Add EXAONE MoE implementations

Co-authored-by: Junwon Hwang <nuclear1221@gmail.com>

* Address PR feedback

* Address PR feedback

* [WIP] Add MTP for EXAONE-MoE

* Address PR feedback

* Address PR feedback

* Address PR feedback

* Address PR feedback

* Address PR feedback

* Address PR feedback

* Address PR feedback

---------

Co-authored-by: LG-AI-EXAONE <exaonemodels@lgresearch.ai>
This commit is contained in:
Junwon Hwang
2026-01-14 07:28:38 +09:00
committed by GitHub
parent e4832e3ae4
commit 60591f01d4
17 changed files with 656 additions and 2 deletions
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common/chat.cpp
+67
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@@ -670,6 +670,7 @@ const char * common_chat_format_name(common_chat_format format) {
case COMMON_CHAT_FORMAT_APRIEL_1_5: return "Apriel 1.5";
case COMMON_CHAT_FORMAT_XIAOMI_MIMO: return "Xiaomi MiMo";
case COMMON_CHAT_FORMAT_SOLAR_OPEN: return "Solar Open";
case COMMON_CHAT_FORMAT_EXAONE_MOE: return "EXAONE MoE";
case COMMON_CHAT_FORMAT_PEG_SIMPLE: return "peg-simple";
case COMMON_CHAT_FORMAT_PEG_NATIVE: return "peg-native";
case COMMON_CHAT_FORMAT_PEG_CONSTRUCTED: return "peg-constructed";
@@ -2539,6 +2540,65 @@ static common_chat_params common_chat_params_init_solar_open(const common_chat_t
return data;
}
static common_chat_params common_chat_params_init_exaone_moe(const common_chat_template & tmpl, const struct templates_params & inputs) {
common_chat_params data;
data.prompt = apply(tmpl, inputs);
data.format = COMMON_CHAT_FORMAT_EXAONE_MOE;
if (string_ends_with(data.prompt, "<think>\n")) {
if (!inputs.enable_thinking) {
data.prompt += "</think>\n\n";
} else {
data.thinking_forced_open = true;
}
}
if (inputs.tools.is_array() && !inputs.tools.empty()) {
data.grammar_lazy = inputs.tool_choice != COMMON_CHAT_TOOL_CHOICE_REQUIRED && inputs.json_schema.is_null();
data.grammar = build_grammar([&](const common_grammar_builder & builder) {
std::vector<std::string> tool_rules;
foreach_function(inputs.tools, [&](const json & tool) {
const auto & function = tool.at("function");
std::string name = function.at("name");
auto parameters = function.at("parameters");
builder.resolve_refs(parameters);
// Expect: <tool_call>{"name": "<name>", "arguments": {...}}</tool_call>
tool_rules.push_back(builder.add_rule(
name + "-call",
"\"<tool_call>\" space " +
builder.add_schema(name + "-obj", json{
{"type", "object"},
{"properties", {
{"name", json{{"const", name}}},
{"arguments", parameters},
}},
{"required", json::array({"name", "arguments"})},
}) +
" space \"</tool_call>\" space"));
});
auto tool_call = builder.add_rule("tool_call", string_join(tool_rules, " | "));
builder.add_rule("root",
std::string(data.thinking_forced_open ? "( \"</think>\" space )? " : "") +
(inputs.parallel_tool_calls ? "(" + tool_call + ")+" : tool_call));
data.grammar_triggers.push_back({
COMMON_GRAMMAR_TRIGGER_TYPE_PATTERN_FULL,
std::string(data.thinking_forced_open ? "[\\s\\S]*?(</think>\\s*)?" : "") +
"(<tool_call>)[\\s\\S]*"
});
data.preserved_tokens = {
"<think>",
"</think>",
"<tool_call>",
"</tool_call>",
};
});
}
return data;
}
static common_chat_params common_chat_params_init_without_tools(const common_chat_template & tmpl, const struct templates_params & inputs) {
common_chat_params data;
data.prompt = apply(tmpl, inputs);
@@ -2709,6 +2769,13 @@ static common_chat_params common_chat_templates_apply_jinja(
return common_chat_params_init_xiaomi_mimo(tmpl, params);
}
// EXAONE MoE format detection
if (src.find("<tool_call>") != std::string::npos &&
src.find("<tool_result>") != std::string::npos &&
src.find("<|tool_declare|>") != std::string::npos) {
return common_chat_params_init_exaone_moe(tmpl, params);
}
// Hermes 2/3 Pro, Qwen 2.5 Instruct (w/ tools)
if (src.find("<tool_call>") != std::string::npos && params.json_schema.is_null()) {
return common_chat_params_init_hermes_2_pro(tmpl, params);