66 return {
"<|channel>",
"<channel|>"};
ChatAdapter concrete base class.
Concrete base class for chat format adapters (80% logic).
ChatAdapter(std::string tier_name, std::string identity_prompt)
Construct adapter with tier identity.
Fallback adapter for Gemma-4 tiers; owns the <|channel> markers.
std::string chat_format() const override
Chat format identifier.
ThinkMarkers thinking_markers() const override
Gemma-4 QAT reasoning delimiters.
ParseResult parse_tool_calls(const std::string &content) const override
Fallback parse for when no common_chat arena is available.
Activate model on GPU (WARM → ACTIVE).
Parsed tool call result: cleaned content + extracted calls.
The reasoning-block delimiters a model family emits (gh#108).