chore: bump any-llm-sdk to 1.15.0

examples/06_openai_codex_oauth.py

@@ -27,7 +27,7 @@ def parse_args() -> argparse.Namespace:
     )
     parser.add_argument(
         "--model",
-        default=os.getenv("REPUBLIC_CODEX_MODEL", "openai:gpt-5-codex"),
+        default=os.getenv("REPUBLIC_CODEX_MODEL", "openai:gpt-5.3-codex"),
         help="Model to use after login.",
     )
     parser.add_argument(
@@ -48,13 +48,15 @@ def prompt_for_redirect(authorize_url: str) -> str:
 def main() -> None:
     args = parse_args()
 
+    resolver = openai_codex_oauth_resolver()
     tokens = load_openai_codex_oauth_tokens()
-    if tokens is None or args.force_login:
+    if args.force_login or resolver("openai") is None:
         tokens = login_openai_codex_oauth(
             prompt_for_redirect=None,
         )
         print("login: ok")
     else:
+        tokens = load_openai_codex_oauth_tokens()
         print("login: reused")
     print("account_id:", tokens.account_id or "-")
 
@@ -63,7 +65,7 @@ def main() -> None:
 
     llm = LLM(
         model=args.model,
-        api_key_resolver=openai_codex_oauth_resolver(),
+        api_key_resolver=resolver,
     )
     out = llm.chat(args.prompt)
     print("text:", out)

examples/07_github_copilot_oauth.py

@@ -121,14 +121,14 @@ def _run_mock(model: str) -> None:
     import republic.core.execution as execution_module
 
     original_http_client = auth_module.httpx.Client
-    original_anyllm_create = execution_module.AnyLLM.create
+    original_create_anyllm_client = execution_module.create_anyllm_client
 
     def _create_mock_client(provider: str, **kwargs: Any) -> FakeGitHubModelsClient:
         del provider, kwargs
         return FakeGitHubModelsClient()
 
     auth_module.httpx.Client = FakeHTTPClient
-    execution_module.AnyLLM.create = _create_mock_client
+    execution_module.create_anyllm_client = _create_mock_client
 
     try:
         with tempfile.TemporaryDirectory(prefix="republic-copilot-smoke-") as temp_dir:
@@ -151,7 +151,7 @@ def _create_mock_client(provider: str, **kwargs: Any) -> FakeGitHubModelsClient:
             print("mock chat:", text)
     finally:
         auth_module.httpx.Client = original_http_client
-        execution_module.AnyLLM.create = original_anyllm_create
+        execution_module.create_anyllm_client = original_create_anyllm_client
 
 
 def _run_live(model: str, prompt: str) -> None:

pyproject.toml

@@ -22,7 +22,7 @@ keywords = [
 ]
 requires-python = ">=3.11,<4.0"
 dependencies = [
-    "any-llm-sdk>=1.13.0",
+    "any-llm-sdk>=1.15.0",
     "authlib>=1.6.5",
     "httpx>=0.28.1",
     "pydantic>=2.7.0",

src/republic/clients/github_copilot.py

@@ -17,6 +17,7 @@ class GitHubCopilotProvider(BaseOpenAIProvider):
     API_BASE = DEFAULT_GITHUB_COPILOT_API_BASE
     SUPPORTS_RESPONSES = False
     SUPPORTS_EMBEDDING = False
+    SUPPORTS_MODERATION = False
     SUPPORTS_LIST_MODELS = False
     SUPPORTS_BATCH = False
 

src/republic/clients/openai_codex.py

@@ -135,7 +135,7 @@ def _build_response(
         payload: dict[str, Any] = {
             "id": getattr(completed_response, "id", None) or "resp_codex",
             "created_at": getattr(completed_response, "created_at", None) or 0,
-            "model": getattr(completed_response, "model", None) or "gpt-5-codex",
+            "model": getattr(completed_response, "model", None) or "gpt-5.3-codex",
             "object": getattr(completed_response, "object", None) or "response",
             "output": OpenAICodexProvider._build_response_output(
                 completed_response=completed_response,

src/republic/core/execution.py

@@ -128,13 +128,17 @@ def resolve_model_provider(model: str, provider: str | None) -> tuple[str, str]:
                 )
             return provider, model
 
-        if ":" not in model:
-            raise RepublicError(ErrorKind.INVALID_INPUT, "Model must be in 'provider:model' format.")
+        try:
+            provider_name, model_id = AnyLLM.split_model_provider(model)
+        except Exception as exc:
+            if ":" not in model:
+                raise RepublicError(ErrorKind.INVALID_INPUT, "Model must be in 'provider:model' format.") from exc
+            provider_name, model_id = model.split(":", 1)
 
-        provider_name, model_id = model.split(":", 1)
-        if not provider_name or not model_id:
+        provider_value = getattr(provider_name, "value", provider_name)
+        if not provider_value or not model_id:
             raise RepublicError(ErrorKind.INVALID_INPUT, "Model must be in 'provider:model' format.")
-        return provider_name, model_id
+        return str(provider_value), model_id
 
     def resolve_fallback(self, model: str) -> tuple[str, str]:
         if ":" in model:
@@ -369,10 +373,9 @@ def _decide_kwargs_for_provider(
         self, provider: str, max_tokens: int | None, kwargs: dict[str, Any]
     ) -> dict[str, Any]:
         clean_kwargs = dict(kwargs)
-        max_tokens_arg = provider_policies.completion_max_tokens_arg(provider)
-        if max_tokens_arg in clean_kwargs:
+        if "max_tokens" in clean_kwargs or max_tokens is None:
             return clean_kwargs
-        return {**clean_kwargs, max_tokens_arg: max_tokens}
+        return {**clean_kwargs, "max_tokens": max_tokens}
 
     def _decide_responses_kwargs(
         self,
@@ -461,14 +464,13 @@ def _selected_transport(
             ):
                 raise RepublicError(
                     ErrorKind.INVALID_INPUT,
-                    f"{provider_name}:{model_id}: messages format is only valid for Anthropic models",
+                    f"{provider_name}:{model_id}: messages format is not supported by this provider",
                 )
             return "messages"
 
         reason = provider_policies.responses_rejection_reason(
             provider_name=provider_name,
             model_id=model_id,
-            has_tools=bool(tools_payload),
             supports_responses=bool(getattr(client, "SUPPORTS_RESPONSES", False)),
         )
         if reason is not None:

src/republic/core/provider_policies.py

@@ -1,34 +1,34 @@
-"""Provider policy decisions shared across request paths."""
+"""Provider capability decisions shared across request paths."""
 
 from __future__ import annotations
 
 from dataclasses import dataclass
 
+from any_llm import AnyLLM
+from any_llm.exceptions import UnsupportedProviderError
+from any_llm.types.provider import ProviderMetadata
+
+from republic.clients.github_copilot import GitHubCopilotProvider
+
 
 @dataclass(frozen=True)
 class ProviderPolicy:
-    enable_responses_without_capability: bool = False
     include_usage_in_completion_stream: bool = False
-    completion_max_tokens_arg: str = "max_tokens"
-    responses_tools_blocked_model_prefixes: tuple[str, ...] = ()
+    metadata: ProviderMetadata | None = None
 
 
 _DEFAULT_POLICY = ProviderPolicy()
 _POLICIES: dict[str, ProviderPolicy] = {
     "github-copilot": ProviderPolicy(
         include_usage_in_completion_stream=True,
-        completion_max_tokens_arg="max_tokens",
+        metadata=GitHubCopilotProvider.get_provider_metadata(),
     ),
+    # Stream usage is not represented in any-llm provider metadata. Keep this as
+    # a narrow default for providers whose SDK path accepts OpenAI stream_options.
     "openai": ProviderPolicy(
         include_usage_in_completion_stream=True,
-        completion_max_tokens_arg="max_completion_tokens",
-    ),
-    # any-llm supports OpenRouter responses in practice but still reports SUPPORTS_RESPONSES=False.
-    "openrouter": ProviderPolicy(
-        enable_responses_without_capability=True,
-        include_usage_in_completion_stream=True,
-        responses_tools_blocked_model_prefixes=("anthropic/",),
     ),
+    "openrouter": ProviderPolicy(include_usage_in_completion_stream=True),
 }
 
 
@@ -40,37 +40,37 @@ def provider_policy(provider_name: str) -> ProviderPolicy:
     return _POLICIES.get(_normalize_provider_name(provider_name), _DEFAULT_POLICY)
 
 
-def _responses_tools_blocked_for_model(provider_name: str, model_id: str) -> bool:
-    policy = provider_policy(provider_name)
-    lowered_model = model_id.strip().lower()
-    return any(lowered_model.startswith(prefix) for prefix in policy.responses_tools_blocked_model_prefixes)
+def provider_metadata(provider_name: str) -> ProviderMetadata | None:
+    normalized_provider = _normalize_provider_name(provider_name)
+    local_metadata = provider_policy(normalized_provider).metadata
+    if local_metadata is not None:
+        return local_metadata
+    try:
+        return AnyLLM.get_provider_class(normalized_provider).get_provider_metadata()
+    except (AttributeError, ImportError, UnsupportedProviderError):
+        return None
 
 
 def responses_rejection_reason(
     *,
     provider_name: str,
     model_id: str,
-    has_tools: bool,
     supports_responses: bool,
 ) -> str | None:
-    if has_tools and _responses_tools_blocked_for_model(provider_name, model_id):
-        return "responses format is not supported for this model when tools are enabled"
     if supports_responses:
         return None
-    if provider_policy(provider_name).enable_responses_without_capability:
+    metadata = provider_metadata(provider_name)
+    if metadata is not None and metadata.responses:
         return None
     return "responses format is not supported by this provider"
 
 
 def supports_messages_format(*, provider_name: str, model_id: str) -> bool:
-    normalized_provider = _normalize_provider_name(provider_name)
-    normalized_model = model_id.strip().lower()
-    return normalized_provider == "anthropic" or normalized_model.startswith("anthropic/")
+    metadata = provider_metadata(provider_name)
+    if metadata is not None:
+        return metadata.messages
+    return model_id.strip().lower().startswith("anthropic/")
 
 
 def should_include_completion_stream_usage(provider_name: str) -> bool:
     return provider_policy(provider_name).include_usage_in_completion_stream
-
-
-def completion_max_tokens_arg(provider_name: str) -> str:
-    return provider_policy(provider_name).completion_max_tokens_arg

tests/fakes.py

@@ -219,7 +219,7 @@ def make_responses_response(
     return Response.model_validate({
         "id": "resp_1",
         "created_at": 1,
-        "model": "gpt-5-codex",
+        "model": "gpt-5.3-codex",
         "object": "response",
         "output": output,
         "parallel_tool_calls": False,
@@ -279,7 +279,7 @@ def make_responses_completed(usage: dict[str, Any] | None = None) -> Any:
 def make_responses_completed_with_empty_output(
     usage: dict[str, Any] | None = None,
     *,
-    model: str = "gpt-5-codex",
+    model: str = "gpt-5.3-codex",
 ) -> Any:
     """Simulate a Codex backend response.completed event with an SDK Response whose output is empty."""
     full_usage: dict[str, Any] = {

tests/test_openai_codex_transport.py

@@ -90,7 +90,7 @@ async def __anext__(self) -> Any:
 def _build_codex_llm(
     monkeypatch,
     *queued_responses: Any,
-    model: str = "openai:gpt-5-codex",
+    model: str = "openai:gpt-5.3-codex",
 ) -> tuple[LLM, list[dict[str, Any]], list[dict[str, Any]]]:
     init_calls: list[dict[str, Any]] = []
     api_calls: list[dict[str, Any]] = []

tests/test_provider_policies.py

@@ -1,40 +1,26 @@
+from republic.clients.github_copilot import GitHubCopilotProvider
 from republic.core import provider_policies
 
 
-def test_responses_rejection_reason_none_when_openrouter_responses_available() -> None:
-    assert (
-        provider_policies.responses_rejection_reason(
-            provider_name="openrouter",
-            model_id="openai/gpt-4o-mini",
-            has_tools=False,
-            supports_responses=False,
-        )
-        is None
+def test_responses_rejection_reason_follows_sdk_metadata() -> None:
+    reason = provider_policies.responses_rejection_reason(
+        provider_name="openrouter",
+        model_id="openai/gpt-4o-mini",
+        supports_responses=False,
     )
+    assert reason == "responses format is not supported by this provider"
 
 
 def test_responses_rejection_reason_for_provider_without_responses() -> None:
     reason = provider_policies.responses_rejection_reason(
         provider_name="anthropic",
         model_id="claude-3-5-haiku-latest",
-        has_tools=False,
         supports_responses=False,
     )
     assert reason is not None
     assert "not supported" in reason
 
 
-def test_responses_rejection_reason_for_openrouter_anthropic_tools() -> None:
-    reason = provider_policies.responses_rejection_reason(
-        provider_name="openrouter",
-        model_id="anthropic/claude-3.5-haiku",
-        has_tools=True,
-        supports_responses=False,
-    )
-    assert reason is not None
-    assert "tools" in reason
-
-
 def test_supports_messages_format() -> None:
     assert provider_policies.supports_messages_format(
         provider_name="anthropic",
@@ -44,7 +30,7 @@ def test_supports_messages_format() -> None:
         provider_name="openrouter",
         model_id="anthropic/claude-3.5-haiku",
     )
-    assert not provider_policies.supports_messages_format(
+    assert provider_policies.supports_messages_format(
         provider_name="openai",
         model_id="gpt-4o-mini",
     )
@@ -57,13 +43,13 @@ def test_completion_stream_usage_policy() -> None:
     assert not provider_policies.should_include_completion_stream_usage("anthropic")
 
 
-def test_completion_max_tokens_arg_policy() -> None:
-    assert provider_policies.completion_max_tokens_arg("openai") == "max_completion_tokens"
-    assert provider_policies.completion_max_tokens_arg("openrouter") == "max_tokens"
-    assert provider_policies.completion_max_tokens_arg("github-copilot") == "max_tokens"
-    assert provider_policies.completion_max_tokens_arg("anthropic") == "max_tokens"
-
-
 def test_provider_policy_uses_exact_match_not_substring() -> None:
     assert not provider_policies.should_include_completion_stream_usage("my-openrouter-proxy")
-    assert provider_policies.completion_max_tokens_arg("my-openrouter-proxy") == "max_tokens"
+
+
+def test_github_copilot_metadata_matches_provider_capabilities() -> None:
+    metadata = provider_policies.provider_metadata("github-copilot")
+
+    assert metadata is not None
+    assert metadata.moderation is False
+    assert GitHubCopilotProvider.SUPPORTS_MODERATION is False