diff --git a/agent_baselines/solvers/sqa/formatted_perplexity.py b/agent_baselines/solvers/sqa/formatted_perplexity.py
index e82e9e4..d6cc075 100644
--- a/agent_baselines/solvers/sqa/formatted_perplexity.py
+++ b/agent_baselines/solvers/sqa/formatted_perplexity.py
@@ -1,6 +1,7 @@
 import logging
 
 from inspect_ai.solver import Solver, chain, solver
+from inspect_ai.model import ChatMessageAssistant
 
 from agent_baselines.solvers.sqa.format_solver import format_solver
 from agent_baselines.solvers.sqa.perplexity_base import perplexity_solver
@@ -8,10 +9,35 @@
 logger = logging.getLogger(__name__)
 
 
+@solver
+def add_perplexity_references() -> Solver:
+
+    async def solve(state, generate):
+        m = state.messages[-1]
+        if not isinstance(m, ChatMessageAssistant):
+            raise ValueError("The last message must be from the assistant.")
+
+        citations = m.content[-1].citations
+
+        references_str = '\n\n## References\n\nEach reference below is in the format "[citation ID] {title} ({url})". Use `title` as the `excerpt`'
+        for idx, citation in enumerate(citations):
+            title, url = citation.title, citation.url
+            references_str += f"\n[{idx + 1}] {title} ({url})"
+
+        state.messages.append(ChatMessageAssistant(content=m.text + references_str))
+        return state
+
+    return solve
+
+
 @solver
 def formatted_solver(
     system_prompt: str | None = None,
     search_context_size: str | None = None,
+    reasoning_effort: str = "",
+    search_mode: str = "",
+    require_snippets: bool = True,
+    scorer_model: str = "google/gemini-2.5-flash-preview-05-20",
 ) -> Solver:
     chainlist = [
         perplexity_solver(
@@ -19,7 +45,10 @@ def formatted_solver(
             prompt_template="{prompt_without_formatting_instructions}",
             system_message=system_prompt,
             search_context_size=search_context_size,
+            reasoning_effort=reasoning_effort,
+            search_mode=search_mode,
         ),
-        format_solver("google/gemini-2.5-flash-preview-05-20"),
+        add_perplexity_references(),
+        format_solver(scorer_model, require_snippets=require_snippets),
     ]
     return chain(chainlist)
diff --git a/agent_baselines/solvers/sqa/perplexity_base.py b/agent_baselines/solvers/sqa/perplexity_base.py
index 7d53cfd..ee10bdb 100644
--- a/agent_baselines/solvers/sqa/perplexity_base.py
+++ b/agent_baselines/solvers/sqa/perplexity_base.py
@@ -51,9 +51,10 @@ def perplexity_solver(
     system_message: str | None = None,
     use_structured_decoding: bool = False,
     search_context_size: str | None = None,
-    search_mode: str = "academic",
+    search_mode: str = "",
     # Date format can be flexible (e.g., '3/1/2025', 'March 1, 2025').
     search_before_date_filter: str | None = None,
+    reasoning_effort: str = "high",
 ) -> Solver:
     # Verify that we have a PerplexityAPI model
     model = get_model()
@@ -82,7 +83,10 @@ def perplexity_solver(
                 "search_context_size": search_context_size
             }
 
-        extra_body["search_mode"] = search_mode
+        if search_mode:
+            extra_body["search_mode"] = search_mode
+        if reasoning_effort:
+            extra_body["reasoning_effort"] = reasoning_effort
 
         if search_before_date_filter is not None:
             extra_body["search_before_date_filter"] = search_before_date_filter