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Existing work either classifies authorship without judging quality, or scores quality with features designed for human-written reviews; no prior system detects deficiencies in LLM-generated reviews at the level of individual defect types. To bridge the gap, we introduce TADDLE, a Tool-Augmented Agent for Detecting Deficient LLM-Generated Peer Reviews, together with the first expert-annotated benchmark for this task. Our benchmark comprises 1,800 reviews on 50 ICLR 2025 papers, multi-label-annotated by 18 domain experts against a taxonomy of six defect categories (plus a non-deficient label). TADDLE decomposes detection into four specialized analysis tools -- Verify, Correct, Complete, and Transform -- orchestrated by an agent; an integrator synthesizes their outputs into bina","title":"TADDLE: A Tool-Augmented Agent for Detecting Deficient LLM-Generated Peer Reviews","url":"https://arxiv.org/abs/2605.26911","vendor":"arxiv_cs_ai"},"summary":"arXiv:2605.26911v1 Announce Type: new \nAbstract: LLM-generated peer reviews are increasingly common at major venues, yet their deficiencies are hard to detect because they are uniformly fluent and well-structured. Existing work either classifies authorship without judging quality, or scores quality with features designed for human-written reviews; no prior system detects deficiencies in LLM-generated reviews at the level of individual defect types. To bridge the gap, we introduce TADDLE, a Tool-Augmented Agent for Detecting Deficient LLM-Generated Peer Reviews, together with the first expert-annotated benchmark for this task. 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TADDLE decomposes detection into four specialized analysis tools -- Verify, Correct, Complete, and Transform -- orchestrated by an agent; an integrator synthesizes their outputs into bina","title":"TADDLE: A Tool-Augmented Agent for Detecting Deficient LLM-Generated Peer Reviews","vendor":"arxiv_cs_ai"},"confidence":{"method":"deterministic"},"decision":"POSITIVE","issued_at":"2026-05-27T04:43:18Z","notes":"Spider vendor_press (news) news.vendor_press.v1","object":{"captured_by":"crovia.spider.vendor_press","primary_source_url":"https://arxiv.org/abs/2605.26911"},"predecessors":[],"schema":"crovia.axiom.v1","signature":"ed25519:c77c6a0a5b616fdd7db264e92d043fa73d69c3ccfa7ca666dc230444a1e15708c4c32915aea8d044d7c0ceb5471c6e603beafff0c4c9b51a76483086eb2e8605","signer":"crovia.substrate","subject":{"observed_at":"2026-05-27T04:43:18Z","source_collector":"spider:vendor_press","target_id":"https://arxiv.org/abs/2605.26911"},"tsa":{"authority":"crovia.substrate.bootstrap","rfc3161_token":"{\"kind\":\"crovia.bootstrap.tsa\",\"source_jsonl\":\"/opt/crovia/spider/data/news/vendor_press_v1.jsonl\",\"source_seal_merkle_root\":\"spider_vendor_press_v1\",\"upgrade_path\":\"Sessione H \\u2014 OpenTimestamps weekly anchor\"}"},"zk_mode":"clear","zk_proof":null},"ledger":{"leaf_hash":"0a32b03771fa9a015b163088921dd621cadcb85e7e1cf8a86240033194647d9b","leaf_index":153594,"ledger_path":"/opt/crovia/substrate/axiom_ledger.jsonl"},"merkle_proof":{"hash_alg":"sha256","leaf_prefix":"0x00","node_prefix":"0x01","odd_leaf_rule":"duplicate_last","path":[{"sibling":"71906e4d07fd9307543098d5bdc500d402804eab2d7da69c171286906d157651","side":"right"},{"sibling":"70055e564c121c85c7a2a8c3f58cb055b6939f2e3e575d70c1e18927234647a9","side":"left"},{"sibling":"2672f3d2e92c432bb167559d93e373f779c7ddbf590e126a66cae1bdbcbf92fd","side":"right"},{"sibling":"3fb01bd085da950e71601da41d379cbefa276df49da4ce49c404455f09d45a06","side":"left"},{"sibling":"23c44442bcf3b94001198d3edd077fba4efd3d957ab2a88fc3838d9938cce78c","side":"left"},{"sibling":"31d6424910a8cf4c515fbc6a09bdc25637640c854094c78ee9441c26e20f3e7b","side":"left"},{"sibling":"7e29d20bc58bb43ef3f6cdd944eb9f9025decb57a8f63cc2a0d59200f1d77bef","side":"left"},{"sibling":"dcc303c972d90ed3630aef0a6c2a3edd8c5b29cb2cc61805abaf9ddf885832e7","side":"left"},{"sibling":"94a845c78066cc7024ea52be995e0288a46b35a3430ba66fe7b939b2ddeb255c","side":"left"},{"sibling":"083e753237e7e2c337ddece20acebeca13943581cb5f796fe3e86bdba2ead0ed","side":"left"},{"sibling":"b1f51950a0c51a4dd0cca928c048f5b59153bd52927ad638066a0cf61b44365d","side":"left"},{"sibling":"64f0cee43abfb8301986ce9f1637f992794ecd7ee43659e68b16aea49363c2d0","side":"right"},{"sibling":"d415e6939aee710631f5062799379b547d2c3e3d9a68f263bbb5a693285ab2ca","side":"left"},{"sibling":"374c02d15fb12bd356c179c94766043a982052c6132af8bfc15361b431ffa9f7","side":"right"},{"sibling":"35ca36cee447f0ef7064a25d55f59357c66901e31427729c4c1d8b14aa8adb6c","side":"left"},{"sibling":"990705096edf483cc877217308f731dc42d6f6d99f82880167bbdbbfef32560a","side":"right"},{"sibling":"dd265753d95fa2e2fb4f5768e37fab6f691ccff09ad60d0910ff7dc23bac9226","side":"right"},{"sibling":"d841ad93efda0869e5eb97678f348f03f5caab4353e05ff4bf18f47fb945b822","side":"left"}]},"schema":"crovia.axiom_proof.v1","seal":{"first_collector_run_id":"","first_receipt_hash":"","jsonl_path":"/opt/crovia/substrate/axiom_ledger.jsonl","key_id":"430895f101d38164","last_collector_run_id":"","last_receipt_hash":"","leaf_count":154065,"merkle_root":"4993cfdc172e7880b60667f16789dc2e831ff000f81bb1ecba248e73f1510eca","public_key_hex":"cf742e26f75669dc673cb5c0786a1ae23ae8ca19c347317192ce40c28a7ff25c","run_id":"hourly_json_retrofit_20260527T053701Z","schema":"crovia.seal.v1","seal_family_version":"crovia-seal-family/1","seal_kind":"substrate_batch","sealed_at":"2026-05-27T05:37:36Z","sig_algorithm":"ed25519","signature":"76ecf118011540405e96506e6219752df04a2850632f2903dc6f10e08b98bc5a42c8d9e1cb5b7c5bf714479806a403df5f34399afa40c23fbb71493a1f77bd0c","signer_version":"1.1.0"},"trust_root":{"key_id":"430895f101d38164","public_key_hex":"cf742e26f75669dc673cb5c0786a1ae23ae8ca19c347317192ce40c28a7ff25c","signature_algorithm":"ed25519","url":"/registry/canon/TRUST_ROOT.md"},"verifier":{"spec":"/registry/canon/AXIOM_RECEIPT_v1.md","url":"/v/axm_02995ae8188e991b8af55eaf2587772df4ff3446dff2a6742205752c4e42bc6e"}}