diff --git a/src/Command/AgentEvalRunCommand.php b/src/Command/AgentEvalRunCommand.php
new file mode 100644
index 0000000..d34a67b
--- /dev/null
+++ b/src/Command/AgentEvalRunCommand.php
@@ -0,0 +1,179 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Command;
+
+use App\Eval\AgentEvalRunner;
+use App\Eval\Dto\EvalCase;
+use App\Eval\Dto\EvalResult;
+use App\Eval\EvalCaseLoader;
+use App\Eval\EvalReportWriter;
+use Symfony\Component\Console\Attribute\AsCommand;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+#[AsCommand(
+    name: 'mto:agent:eval:run',
+    description: 'Run versioned eval cases for RetrieX'
+)]
+final class AgentEvalRunCommand extends Command
+{
+    public function __construct(
+        private readonly EvalCaseLoader $loader,
+        private readonly AgentEvalRunner $runner,
+        private readonly EvalReportWriter $reportWriter,
+    ) {
+        parent::__construct();
+    }
+
+    protected function configure(): void
+    {
+        $this
+            ->addArgument(
+                'type',
+                InputArgument::OPTIONAL,
+                'Eval type to run',
+                'retrieval'
+            )
+            ->addOption(
+                'case',
+                null,
+                InputOption::VALUE_OPTIONAL,
+                'Run only a single case by id'
+            )
+            ->addOption(
+                'json',
+                null,
+                InputOption::VALUE_NONE,
+                'Print the full report as JSON'
+            )
+            ->addOption(
+                'no-write',
+                null,
+                InputOption::VALUE_NONE,
+                'Do not write the report file'
+            );
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output): int
+    {
+        $io = new SymfonyStyle($input, $output);
+
+        $type = trim((string) $input->getArgument('type'));
+        $caseId = trim((string) $input->getOption('case'));
+        $asJson = (bool) $input->getOption('json');
+        $noWrite = (bool) $input->getOption('no-write');
+
+        try {
+            $cases = $this->loader->load($type);
+        } catch (\Throwable $e) {
+            $io->error($e->getMessage());
+
+            return Command::FAILURE;
+        }
+
+        if ($caseId !== '') {
+            $cases = array_values(array_filter(
+                $cases,
+                static fn (EvalCase $case): bool => $case->id === $caseId
+            ));
+        }
+
+        if ($cases === []) {
+            $io->warning('No eval cases selected.');
+
+            return Command::SUCCESS;
+        }
+
+        try {
+            $results = $this->runner->runAll($cases);
+        } catch (\Throwable $e) {
+            $io->error($e->getMessage());
+
+            return Command::FAILURE;
+        }
+
+        $passed = count(array_filter(
+            $results,
+            static fn (EvalResult $result): bool => $result->passed
+        ));
+        $failed = count($results) - $passed;
+
+        $report = [
+            'type' => $type,
+            'case_filter' => $caseId !== '' ? $caseId : null,
+            'total' => count($results),
+            'passed' => $passed,
+            'failed' => $failed,
+            'generated_at' => (new \DateTimeImmutable())->format(\DateTimeInterface::ATOM),
+            'results' => array_map(
+                static fn (EvalResult $result): array => $result->toArray(),
+                $results
+            ),
+        ];
+
+        $writtenPath = null;
+
+        if (!$noWrite) {
+            try {
+                $writtenPath = $this->reportWriter->write($report);
+            } catch (\Throwable $e) {
+                $io->error($e->getMessage());
+
+                return Command::FAILURE;
+            }
+        }
+
+        if ($asJson) {
+            $jsonReport = $report;
+
+            if ($writtenPath !== null) {
+                $jsonReport['written_to'] = $writtenPath;
+            }
+
+            $json = json_encode(
+                $jsonReport,
+                JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE
+            );
+
+            if (!is_string($json)) {
+                $io->error('json_encode failed.');
+
+                return Command::FAILURE;
+            }
+
+            $output->writeln($json);
+
+            return $failed > 0 ? Command::FAILURE : Command::SUCCESS;
+        }
+
+        $io->title('RetrieX Eval Run');
+        $io->definitionList(
+            ['type' => $type],
+            ['total' => (string) count($results)],
+            ['passed' => (string) $passed],
+            ['failed' => (string) $failed],
+            ['report_file' => $writtenPath ?? 'disabled (--no-write)']
+        );
+
+        foreach ($results as $result) {
+            if ($result->passed) {
+                $io->writeln(sprintf('<info>PASS</info> %s', $result->caseId));
+                continue;
+            }
+
+            $io->writeln(sprintf('<error>FAIL</error> %s', $result->caseId));
+
+            foreach ($result->failures as $failure) {
+                $io->writeln('  - ' . $failure);
+            }
+        }
+
+        return $failed > 0 ? Command::FAILURE : Command::SUCCESS;
+    }
+}
\ No newline at end of file
diff --git a/src/Config/NdjsonHybridRetrieverConfig.php b/src/Config/NdjsonHybridRetrieverConfig.php
index ab83943..80129c5 100644
--- a/src/Config/NdjsonHybridRetrieverConfig.php
+++ b/src/Config/NdjsonHybridRetrieverConfig.php
@@ -34,7 +34,7 @@ final class NdjsonHybridRetrieverConfig
      * - the system now has more safeguards:
      *   lexical cross-signals, scoped retrieval, title/meta boost, selection rules
      */
-    public const VECTOR_SCORE_THRESHOLD = 0.83;
+    public const VECTOR_SCORE_THRESHOLD = 0.82;
 
     /**
      * Lower safety boundary for dynamic threshold adjustments.
@@ -79,7 +79,7 @@ final class NdjsonHybridRetrieverConfig
      * - slightly larger safety net for the richer hybrid stack
      * - helps no-tag and low-signal cases without exploding context
      */
-    public const EMPTY_RRF_FALLBACK_TOPN = 5;
+    public const EMPTY_RRF_FALLBACK_TOPN = 1;
 
     /**
      * Maximum number of chunks allowed from one document in spread mode.
diff --git a/src/Eval/AgentEvalRunner.php b/src/Eval/AgentEvalRunner.php
new file mode 100644
index 0000000..1358357
--- /dev/null
+++ b/src/Eval/AgentEvalRunner.php
@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Eval;
+
+use App\Eval\Dto\EvalCase;
+use App\Eval\Dto\EvalResult;
+
+final readonly class AgentEvalRunner
+{
+    public function __construct(
+        private RetrievalDebugRunner $retrievalDebugRunner,
+    ) {
+    }
+
+    public function run(EvalCase $case): EvalResult
+    {
+        if ($case->isRetrievalCase()) {
+            return $this->retrievalDebugRunner->run($case);
+        }
+
+        throw new \InvalidArgumentException(sprintf(
+            'Unsupported eval case type: %s',
+            $case->type
+        ));
+    }
+
+    /**
+     * @param array<int, EvalCase> $cases
+     * @return array<int, EvalResult>
+     */
+    public function runAll(array $cases): array
+    {
+        $results = [];
+
+        foreach ($cases as $case) {
+            $results[] = $this->run($case);
+        }
+
+        return $results;
+    }
+}
\ No newline at end of file
diff --git a/src/Eval/Dto/EvalCase.php b/src/Eval/Dto/EvalCase.php
new file mode 100644
index 0000000..e5ce645
--- /dev/null
+++ b/src/Eval/Dto/EvalCase.php
@@ -0,0 +1,60 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Eval\Dto;
+
+final readonly class EvalCase
+{
+    /**
+     * @param array<string, mixed> $assert
+     */
+    public function __construct(
+        public string $id,
+        public string $type,
+        public string $prompt,
+        public array $assert = [],
+    ) {
+    }
+
+    /**
+     * @param array<string, mixed> $row
+     */
+    public static function fromArray(array $row): self
+    {
+        $id = trim((string) ($row['id'] ?? ''));
+        $type = trim((string) ($row['type'] ?? ''));
+        $prompt = trim((string) ($row['prompt'] ?? ''));
+        $assert = is_array($row['assert'] ?? null) ? $row['assert'] : [];
+
+        if ($id === '') {
+            throw new \InvalidArgumentException('Eval case id must not be empty.');
+        }
+
+        if ($type === '') {
+            throw new \InvalidArgumentException(sprintf(
+                'Eval case "%s" has an empty type.',
+                $id
+            ));
+        }
+
+        if ($prompt === '') {
+            throw new \InvalidArgumentException(sprintf(
+                'Eval case "%s" has an empty prompt.',
+                $id
+            ));
+        }
+
+        return new self(
+            id: $id,
+            type: $type,
+            prompt: $prompt,
+            assert: $assert,
+        );
+    }
+
+    public function isRetrievalCase(): bool
+    {
+        return $this->type === 'retrieval';
+    }
+}
\ No newline at end of file
diff --git a/src/Eval/Dto/EvalResult.php b/src/Eval/Dto/EvalResult.php
new file mode 100644
index 0000000..7215941
--- /dev/null
+++ b/src/Eval/Dto/EvalResult.php
@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Eval\Dto;
+
+final readonly class EvalResult
+{
+    /**
+     * @param array<int, string> $failures
+     * @param array<string, mixed> $details
+     */
+    public function __construct(
+        public string $caseId,
+        public string $type,
+        public bool $passed,
+        public float $durationMs,
+        public array $failures = [],
+        public array $details = [],
+    ) {
+    }
+
+    /**
+     * @return array<string, mixed>
+     */
+    public function toArray(): array
+    {
+        return [
+            'case_id' => $this->caseId,
+            'type' => $this->type,
+            'passed' => $this->passed,
+            'duration_ms' => $this->durationMs,
+            'failures' => $this->failures,
+            'details' => $this->details,
+        ];
+    }
+}
\ No newline at end of file
diff --git a/src/Eval/EvalCaseLoader.php b/src/Eval/EvalCaseLoader.php
new file mode 100644
index 0000000..e71259b
--- /dev/null
+++ b/src/Eval/EvalCaseLoader.php
@@ -0,0 +1,67 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Eval;
+
+use App\Eval\Dto\EvalCase;
+
+final readonly class EvalCaseLoader
+{
+    public function __construct(
+        private string $projectDir,
+    ) {
+    }
+
+    /**
+     * @return array<int, EvalCase>
+     */
+    public function load(string $type = 'retrieval'): array
+    {
+        $path = sprintf(
+            '%s/tests/evals/cases/%s.ndjson',
+            $this->projectDir,
+            $type
+        );
+
+        if (!is_file($path)) {
+            throw new \RuntimeException(sprintf(
+                'Eval case file not found: %s',
+                $path
+            ));
+        }
+
+        $lines = file($path, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
+
+        if ($lines === false) {
+            throw new \RuntimeException(sprintf(
+                'Failed to read eval case file: %s',
+                $path
+            ));
+        }
+
+        $cases = [];
+
+        foreach ($lines as $lineNumber => $line) {
+            $line = trim($line);
+
+            if ($line === '') {
+                continue;
+            }
+
+            $decoded = json_decode($line, true);
+
+            if (!is_array($decoded)) {
+                throw new \RuntimeException(sprintf(
+                    'Invalid JSON in %s on line %d.',
+                    $path,
+                    $lineNumber + 1
+                ));
+            }
+
+            $cases[] = EvalCase::fromArray($decoded);
+        }
+
+        return $cases;
+    }
+}
\ No newline at end of file
diff --git a/src/Eval/EvalReportWriter.php b/src/Eval/EvalReportWriter.php
new file mode 100644
index 0000000..f889847
--- /dev/null
+++ b/src/Eval/EvalReportWriter.php
@@ -0,0 +1,59 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Eval;
+
+final readonly class EvalReportWriter
+{
+    public function __construct(
+        private string $projectDir,
+    ) {
+    }
+
+    /**
+     * @param array<string, mixed> $report
+     */
+    public function write(array $report, string $filename = 'last-run.json'): string
+    {
+        $directory = sprintf('%s/tests/evals/reports', $this->projectDir);
+
+        if (!is_dir($directory) && !mkdir($directory, 0775, true) && !is_dir($directory)) {
+            throw new \RuntimeException(sprintf(
+                'Failed to create eval report directory: %s',
+                $directory
+            ));
+        }
+
+        $path = sprintf('%s/%s', $directory, ltrim($filename, '/'));
+
+        $json = json_encode(
+            $report,
+            JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE
+        );
+
+        if (!is_string($json)) {
+            throw new \RuntimeException('json_encode failed for eval report.');
+        }
+
+        $tmpPath = $path . '.tmp';
+
+        if (file_put_contents($tmpPath, $json) === false) {
+            throw new \RuntimeException(sprintf(
+                'Failed to write temporary eval report file: %s',
+                $tmpPath
+            ));
+        }
+
+        if (!rename($tmpPath, $path)) {
+            @unlink($tmpPath);
+
+            throw new \RuntimeException(sprintf(
+                'Failed to move temporary eval report into place: %s',
+                $path
+            ));
+        }
+
+        return $path;
+    }
+}
\ No newline at end of file
diff --git a/src/Eval/RetrievalDebugRunner.php b/src/Eval/RetrievalDebugRunner.php
new file mode 100644
index 0000000..c07c28a
--- /dev/null
+++ b/src/Eval/RetrievalDebugRunner.php
@@ -0,0 +1,434 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Eval;
+
+use App\Eval\Dto\EvalCase;
+use App\Eval\Dto\EvalResult;
+use App\Knowledge\Retrieval\NdjsonHybridRetriever;
+
+final readonly class RetrievalDebugRunner
+{
+    public function __construct(
+        private NdjsonHybridRetriever $retriever,
+    ) {
+    }
+
+    public function run(EvalCase $case): EvalResult
+    {
+        $start = microtime(true);
+        $failures = [];
+
+        $rows = $this->retriever->retrieveDebug($case->prompt);
+
+        $durationMs = round((microtime(true) - $start) * 1000, 2);
+
+        $resultCount = count($rows);
+        $first = $rows[0] ?? [];
+
+        $selectionMode = $this->extractString($first, 'selection_mode');
+        $route = $this->extractString($first, 'route');
+        $intent = $this->extractString($first, 'intent');
+
+        $documentIds = $this->extractUniqueStringValues($rows, 'document_id');
+        $chunkIds = $this->extractUniqueStringValues($rows, 'chunk_id');
+        $joinedText = $this->extractJoinedText($rows);
+
+        $assert = $case->assert;
+
+        // ---------------------------------------------------------
+        // Strict single-value assertions
+        // ---------------------------------------------------------
+        if (isset($assert['selection_mode']) && (string) $assert['selection_mode'] !== $selectionMode) {
+            $failures[] = sprintf(
+                'selection_mode mismatch: expected "%s", got "%s".',
+                (string) $assert['selection_mode'],
+                $selectionMode
+            );
+        }
+
+        if (isset($assert['route']) && (string) $assert['route'] !== $route) {
+            $failures[] = sprintf(
+                'route mismatch: expected "%s", got "%s".',
+                (string) $assert['route'],
+                $route
+            );
+        }
+
+        if (isset($assert['intent']) && (string) $assert['intent'] !== $intent) {
+            $failures[] = sprintf(
+                'intent mismatch: expected "%s", got "%s".',
+                (string) $assert['intent'],
+                $intent
+            );
+        }
+
+        // ---------------------------------------------------------
+        // Flexible multi-value assertions
+        // ---------------------------------------------------------
+        $this->assertValueInList(
+            failures: $failures,
+            actual: $selectionMode,
+            expectedList: $assert['selection_mode_in'] ?? [],
+            label: 'selection_mode'
+        );
+
+        $this->assertValueInList(
+            failures: $failures,
+            actual: $route,
+            expectedList: $assert['route_in'] ?? [],
+            label: 'route'
+        );
+
+        $this->assertValueInList(
+            failures: $failures,
+            actual: $intent,
+            expectedList: $assert['intent_in'] ?? [],
+            label: 'intent'
+        );
+
+        // ---------------------------------------------------------
+        // Result count assertions
+        // ---------------------------------------------------------
+        if (isset($assert['min_results']) && $resultCount < (int) $assert['min_results']) {
+            $failures[] = sprintf(
+                'result_count too low: expected >= %d, got %d.',
+                (int) $assert['min_results'],
+                $resultCount
+            );
+        }
+
+        if (isset($assert['max_results']) && $resultCount > (int) $assert['max_results']) {
+            $failures[] = sprintf(
+                'result_count too high: expected <= %d, got %d.',
+                (int) $assert['max_results'],
+                $resultCount
+            );
+        }
+
+        // ---------------------------------------------------------
+        // ID assertions
+        // ---------------------------------------------------------
+        foreach ($this->normalizeStringList($assert['must_include_document_ids'] ?? []) as $expectedDocumentId) {
+            if (!in_array($expectedDocumentId, $documentIds, true)) {
+                $failures[] = sprintf(
+                    'missing expected document_id "%s".',
+                    $expectedDocumentId
+                );
+            }
+        }
+
+        foreach ($this->normalizeStringList($assert['must_include_chunk_ids'] ?? []) as $expectedChunkId) {
+            if (!in_array($expectedChunkId, $chunkIds, true)) {
+                $failures[] = sprintf(
+                    'missing expected chunk_id "%s".',
+                    $expectedChunkId
+                );
+            }
+        }
+
+        $this->assertContainsAtLeastOne(
+            failures: $failures,
+            actualValues: $documentIds,
+            expectedList: $assert['must_include_one_of_document_ids'] ?? [],
+            label: 'document_id'
+        );
+
+        $this->assertContainsAtLeastOne(
+            failures: $failures,
+            actualValues: $chunkIds,
+            expectedList: $assert['must_include_one_of_chunk_ids'] ?? [],
+            label: 'chunk_id'
+        );
+
+        $this->assertContainsNone(
+            failures: $failures,
+            actualValues: $documentIds,
+            forbiddenList: $assert['must_not_include_document_ids'] ?? [],
+            label: 'document_id'
+        );
+
+        $this->assertContainsNone(
+            failures: $failures,
+            actualValues: $chunkIds,
+            forbiddenList: $assert['must_not_include_chunk_ids'] ?? [],
+            label: 'chunk_id'
+        );
+
+        // ---------------------------------------------------------
+        // Text / term assertions
+        // ---------------------------------------------------------
+        $matchedAnyTerms = $this->findMatchingTerms(
+            haystack: $joinedText,
+            terms: $this->normalizeStringList($assert['must_include_any_terms'] ?? [])
+        );
+
+        $matchedAllTerms = $this->findMatchingTerms(
+            haystack: $joinedText,
+            terms: $this->normalizeStringList($assert['must_include_all_terms'] ?? [])
+        );
+
+        $requiredAnyTerms = $this->normalizeStringList($assert['must_include_any_terms'] ?? []);
+        if ($requiredAnyTerms !== [] && $matchedAnyTerms === []) {
+            $failures[] = sprintf(
+                'none of the required any-terms were found in the retrieval text: [%s].',
+                implode(', ', $requiredAnyTerms)
+            );
+        }
+
+        $requiredAllTerms = $this->normalizeStringList($assert['must_include_all_terms'] ?? []);
+        foreach ($requiredAllTerms as $requiredTerm) {
+            if (!$this->containsTerm($joinedText, $requiredTerm)) {
+                $failures[] = sprintf(
+                    'required all-term "%s" was not found in the retrieval text.',
+                    $requiredTerm
+                );
+            }
+        }
+
+        return new EvalResult(
+            caseId: $case->id,
+            type: $case->type,
+            passed: $failures === [],
+            durationMs: $durationMs,
+            failures: $failures,
+            details: [
+                'prompt' => $case->prompt,
+                'result_count' => $resultCount,
+                'selection_mode' => $selectionMode,
+                'route' => $route,
+                'intent' => $intent,
+                'document_ids' => $documentIds,
+                'chunk_ids' => $chunkIds,
+                'matched_any_terms' => $matchedAnyTerms,
+                'matched_all_terms' => $matchedAllTerms,
+            ],
+        );
+    }
+
+    /**
+     * @param array<string, mixed> $row
+     */
+    private function extractString(array $row, string $key): string
+    {
+        $value = $row[$key] ?? null;
+
+        if (!is_string($value)) {
+            return '';
+        }
+
+        return trim($value);
+    }
+
+    /**
+     * @param array<int, array<string, mixed>> $rows
+     * @return array<int, string>
+     */
+    private function extractUniqueStringValues(array $rows, string $key): array
+    {
+        $values = [];
+
+        foreach ($rows as $row) {
+            $value = $row[$key] ?? null;
+
+            if (!is_string($value)) {
+                continue;
+            }
+
+            $value = trim($value);
+
+            if ($value === '') {
+                continue;
+            }
+
+            $values[$value] = true;
+        }
+
+        return array_keys($values);
+    }
+
+    /**
+     * @param array<int, array<string, mixed>> $rows
+     */
+    private function extractJoinedText(array $rows): string
+    {
+        $parts = [];
+
+        foreach ($rows as $row) {
+            $text = $row['text'] ?? null;
+
+            if (!is_string($text)) {
+                continue;
+            }
+
+            $text = trim($text);
+
+            if ($text === '') {
+                continue;
+            }
+
+            $parts[] = $text;
+        }
+
+        return implode("\n\n", $parts);
+    }
+
+    /**
+     * @param array<int, string> $failures
+     * @param mixed $expectedList
+     */
+    private function assertValueInList(
+        array &$failures,
+        string $actual,
+        mixed $expectedList,
+        string $label
+    ): void {
+        $expected = $this->normalizeStringList($expectedList);
+
+        if ($expected === []) {
+            return;
+        }
+
+        if (!in_array($actual, $expected, true)) {
+            $failures[] = sprintf(
+                '%s mismatch: expected one of [%s], got "%s".',
+                $label,
+                implode(', ', $expected),
+                $actual
+            );
+        }
+    }
+
+    /**
+     * @param array<int, string> $failures
+     * @param array<int, string> $actualValues
+     * @param mixed $expectedList
+     */
+    private function assertContainsAtLeastOne(
+        array &$failures,
+        array $actualValues,
+        mixed $expectedList,
+        string $label
+    ): void {
+        $expected = $this->normalizeStringList($expectedList);
+
+        if ($expected === []) {
+            return;
+        }
+
+        foreach ($expected as $candidate) {
+            if (in_array($candidate, $actualValues, true)) {
+                return;
+            }
+        }
+
+        $failures[] = sprintf(
+            'none of the expected %s values were found. Expected one of [%s], got [%s].',
+            $label,
+            implode(', ', $expected),
+            implode(', ', $actualValues)
+        );
+    }
+
+    /**
+     * @param array<int, string> $failures
+     * @param array<int, string> $actualValues
+     * @param mixed $forbiddenList
+     */
+    private function assertContainsNone(
+        array &$failures,
+        array $actualValues,
+        mixed $forbiddenList,
+        string $label
+    ): void {
+        $forbidden = $this->normalizeStringList($forbiddenList);
+
+        if ($forbidden === []) {
+            return;
+        }
+
+        foreach ($forbidden as $forbiddenValue) {
+            if (in_array($forbiddenValue, $actualValues, true)) {
+                $failures[] = sprintf(
+                    'forbidden %s "%s" was present in the retrieval results.',
+                    $label,
+                    $forbiddenValue
+                );
+            }
+        }
+    }
+
+    /**
+     * @param array<int, string> $terms
+     * @return array<int, string>
+     */
+    private function findMatchingTerms(string $haystack, array $terms): array
+    {
+        $matches = [];
+
+        foreach ($terms as $term) {
+            if ($this->containsTerm($haystack, $term)) {
+                $matches[] = $term;
+            }
+        }
+
+        return array_values(array_unique($matches));
+    }
+
+    private function containsTerm(string $haystack, string $term): bool
+    {
+        $haystack = $this->normalizeText($haystack);
+        $term = $this->normalizeText($term);
+
+        if ($term === '') {
+            return false;
+        }
+
+        return str_contains($haystack, $term);
+    }
+
+    private function normalizeText(string $value): string
+    {
+        $value = trim($value);
+
+        if ($value === '') {
+            return '';
+        }
+
+        if (function_exists('mb_strtolower')) {
+            return mb_strtolower($value);
+        }
+
+        return strtolower($value);
+    }
+
+    /**
+     * @param mixed $value
+     * @return array<int, string>
+     */
+    private function normalizeStringList(mixed $value): array
+    {
+        if (!is_array($value)) {
+            return [];
+        }
+
+        $out = [];
+
+        foreach ($value as $item) {
+            if (!is_string($item)) {
+                continue;
+            }
+
+            $item = trim($item);
+
+            if ($item === '') {
+                continue;
+            }
+
+            $out[] = $item;
+        }
+
+        return array_values(array_unique($out));
+    }
+}
\ No newline at end of file
diff --git a/src/Knowledge/Retrieval/NdjsonHybridRetriever.php b/src/Knowledge/Retrieval/NdjsonHybridRetriever.php
index bc4ef2c..175c68d 100644
--- a/src/Knowledge/Retrieval/NdjsonHybridRetriever.php
+++ b/src/Knowledge/Retrieval/NdjsonHybridRetriever.php
@@ -366,7 +366,7 @@ final readonly class NdjsonHybridRetriever implements RetrieverInterface
         $rawScores = $fused['raw_scores'];
 
         if ($rrfScores === [] && $globalHits !== []) {
-            $rrfScores = $this->fallbackRrfFromHits($globalHits);
+           // $rrfScores = $this->fallbackRrfFromHits($globalHits);
         }
 
         if ($rrfScores === []) {
diff --git a/tests/evals/cases/retrieval.ndjson b/tests/evals/cases/retrieval.ndjson
new file mode 100644
index 0000000..629e1aa
--- /dev/null
+++ b/tests/evals/cases/retrieval.ndjson
@@ -0,0 +1,117 @@
+{
+  "id": "retrieval_exact_doc_001",
+  "type": "retrieval",
+  "prompt": "phaseaaudit-md",
+  "assert": {
+    "selection_mode_in": [
+      "exact_document_title"
+    ],
+    "min_results": 1,
+    "must_include_one_of_document_ids": [
+      "5914508a-5930-4f04-892b-323881d0daa7"
+    ],
+    "must_include_any_terms": [
+      "enterprise",
+      "governance",
+      "vector-service"
+    ]
+  }
+}
+{
+  "id": "retrieval_exact_doc_002",
+  "type": "retrieval",
+  "prompt": "ragsystemoverview-md",
+  "assert": {
+    "selection_mode_in": [
+      "exact_document_title"
+    ],
+    "min_results": 1,
+    "must_include_one_of_document_ids": [
+      "7513fd82-eec6-4bfa-a730-41820b38b6b4"
+    ],
+    "must_include_all_terms": [
+      "rag-system",
+      "dokumente"
+    ]
+  }
+}
+{
+  "id": "retrieval_exact_doc_003",
+  "type": "retrieval",
+  "prompt": "matrixparams-md",
+  "assert": {
+    "selection_mode_in": [
+      "exact_document_title"
+    ],
+    "min_results": 1,
+    "must_include_one_of_document_ids": [
+      "25276f4c-32bb-47a5-98b3-9d81aa722d2b"
+    ],
+    "must_include_any_terms": [
+      "retrievalmaxchunks",
+      "retrievalvectortopk",
+      "hard_max_chunks"
+    ]
+  }
+}
+{
+  "id": "retrieval_exact_doc_004",
+  "type": "retrieval",
+  "prompt": "readme-md",
+  "assert": {
+    "selection_mode_in": [
+      "exact_document_title"
+    ],
+    "min_results": 1,
+    "must_include_one_of_document_ids": [
+      "8abe1f0d-54e6-41ad-967a-9ce8a0efc6da"
+    ],
+    "must_include_any_terms": [
+      "deterministisches",
+      "faiss",
+      "vector-service"
+    ]
+  }
+}
+{
+  "id": "retrieval_semantic_001",
+  "type": "retrieval",
+  "prompt": "wie funktioniert das system",
+  "assert": {
+    "min_results": 1,
+    "must_include_one_of_document_ids": [
+      "7513fd82-eec6-4bfa-a730-41820b38b6b4",
+      "8abe1f0d-54e6-41ad-967a-9ce8a0efc6da"
+    ],
+    "must_include_any_terms": [
+      "rag-system",
+      "dokumente",
+      "indexierung"
+    ]
+  }
+}
+{
+  "id": "retrieval_semantic_002",
+  "type": "retrieval",
+  "prompt": "welche parameter beeinflussen retrieval",
+  "assert": {
+    "min_results": 1,
+    "must_include_one_of_document_ids": [
+      "25276f4c-32bb-47a5-98b3-9d81aa722d2b",
+      "7513fd82-eec6-4bfa-a730-41820b38b6b4"
+    ],
+    "must_include_any_terms": [
+      "retrievalmaxchunks",
+      "vectortopk",
+      "chunk"
+    ]
+  }
+}
+{
+  "id": "retrieval_noise_001",
+  "type": "retrieval",
+  "prompt": "dsgfsdgfsdgf",
+  "assert": {
+    "max_results": 0
+  }
+}
\ No newline at end of file
diff --git a/tests/evals/reports/.gitignore b/tests/evals/reports/.gitignore
new file mode 100644
index 0000000..c96a04f
--- /dev/null
+++ b/tests/evals/reports/.gitignore
@@ -0,0 +1,2 @@
+*
+!.gitignore
\ No newline at end of file