| "cache:result"

| "cache:state"

| "session:loaded"

| "session:raw-model-run"

| "session:sanitized"

| "session:limited"

| "prompt:before"

await runAgentAttempt({

providerOverride: "anthropic",

modelOverride: "claude-opus-4-7",

originalProvider: "anthropic",

cfg: {

agents: {

defaults: {

runBeforeAgentStart: vi.fn(async () => ({ prependContext: "legacy hook context" })),

runLlmInput,

});

const seen: { prompt?: string; messages?: unknown[] } = {};

const seen: { prompt?: string; messages?: unknown[]; systemPrompt?: string } = {};

const result = await createContextEngineAttemptRunner({

contextEngine: createTestContextEngine({