Use public model identifiers in Anthropic adapter tests

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: anticomputer

tests/test_sdk_anthropic_adapter.py

@@ -316,7 +316,7 @@ def test_prompt_caching_enabled_by_default():
     handle = _AnthropicHandle(
         client=_make_fake_client(captured),
         system_prompt="You are a helpful auditor.",
-        model="claude-mythos-5",
+        model="claude-opus-4.7",
         max_tokens=100,
         tools=tools,
         mcp_server_map={},
@@ -357,7 +357,7 @@ def test_prompt_caching_explicit_opt_out():
     handle = _AnthropicHandle(
         client=_make_fake_client(captured),
         system_prompt="You are a helpful auditor.",
-        model="claude-mythos-5",
+        model="claude-opus-4.7",
         max_tokens=100,
         tools=[{"name": "a", "description": "", "input_schema": {"type": "object"}}],
         mcp_server_map={},
@@ -387,7 +387,7 @@ def test_prompt_caching_1h_ttl_passes_ttl_field():
     handle = _AnthropicHandle(
         client=_make_fake_client(captured),
         system_prompt="You are a helpful auditor.",
-        model="claude-mythos-5",
+        model="claude-opus-4.7",
         max_tokens=100,
         tools=[],
         mcp_server_map={},
@@ -426,7 +426,7 @@ def test_run_streamed_emits_token_usage():
     handle = _AnthropicHandle(
         client=_make_fake_client(captured, usage=usage),
         system_prompt="You are a helpful auditor.",
-        model="claude-mythos-5",
+        model="claude-opus-4.7",
         max_tokens=100,
         tools=[],
         mcp_server_map={},
@@ -439,7 +439,7 @@ async def _run():
 
     events = asyncio.run(_run())
     assert TokenUsage(
-        model="claude-mythos-5",
+        model="claude-opus-4.7",
         input_tokens=9,
         output_tokens=20,
         cache_read_tokens=1321,
@@ -491,7 +491,7 @@ def copy(self):
     spec = AgentSpec(
         name="t",
         instructions="",
-        model="claude-mythos-preview",
+        model="claude-sonnet-4.5",
         mcp_servers=[MCPServerSpec(name="rc", kind="stdio", params={"_native": wrap})],
         blocked_tools=["read_file"],  # raw name from YAML
     )
@@ -544,7 +544,7 @@ def copy(self):
     spec = AgentSpec(
         name="t",
         instructions="",
-        model="claude-mythos-preview",
+        model="claude-sonnet-4.5",
         mcp_servers=[MCPServerSpec(name="rc", kind="stdio", params={"_native": wrap})],
         blocked_tools=[f"{ns}read_file"],  # already namespaced
     )
@@ -581,7 +581,7 @@ def test_build_raises_bad_request_when_no_token_available(monkeypatch):
     spec = AgentSpec(
         name="t",
         instructions="",
-        model="claude-mythos-preview",
+        model="claude-sonnet-4.5",
         endpoint="https://api.githubcopilot.com",
     )
     backend = AnthropicSDKBackend()
@@ -629,7 +629,7 @@ def __init__(self):
     handle = _AnthropicHandle(
         client=_FakeClient(),
         system_prompt="",
-        model="claude-mythos-5",
+        model="claude-opus-4.7",
         max_tokens=100,
         tools=[],
         mcp_server_map={},
@@ -680,7 +680,7 @@ def __init__(self):
     handle = _AnthropicHandle(
         client=_FakeClient(),
         system_prompt="",
-        model="claude-mythos-5",
+        model="claude-opus-4.7",
         max_tokens=100,
         tools=[],
         mcp_server_map={},