{"id":"https://openalex.org/W4412203333","doi":"https://doi.org/10.1145/3748302","title":"A Survey on the Memory Mechanism of Large Language Model-based Agents","display_name":"A Survey on the Memory Mechanism of Large Language Model-based Agents","publication_year":2025,"publication_date":"2025-07-11","ids":{"openalex":"https://openalex.org/W4412203333","doi":"https://doi.org/10.1145/3748302"},"language":"en","primary_location":{"id":"doi:10.1145/3748302","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3748302","pdf_url":null,"source":{"id":"https://openalex.org/S4394735545","display_name":"ACM Transactions on Information Systems","issn_l":"1046-8188","issn":["1046-8188","1558-2868"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Information Systems","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5052998036","display_name":"Zeyu Zhang","orcid":"https://orcid.org/0000-0003-0048-1687"},"institutions":[{"id":"https://openalex.org/I78988378","display_name":"Renmin University of China","ror":"https://ror.org/041pakw92","country_code":"CN","type":"education","lineage":["https://openalex.org/I78988378"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zeyu Zhang","raw_affiliation_strings":["Gaoling School of Artificial Intelligence, Renmin University of China, Beijing, China","Gaoling School of Artificial Intelligence, Renmin University of China, China"],"affiliations":[{"raw_affiliation_string":"Gaoling School of Artificial Intelligence, Renmin University of China, Beijing, China","institution_ids":["https://openalex.org/I78988378"]},{"raw_affiliation_string":"Gaoling School of Artificial Intelligence, Renmin University of China, China","institution_ids":["https://openalex.org/I78988378"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048783161","display_name":"Quanyu Dai","orcid":"https://orcid.org/0000-0001-7578-2738"},"institutions":[{"id":"https://openalex.org/I2250955327","display_name":"Huawei Technologies (China)","ror":"https://ror.org/00cmhce21","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250955327"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Quanyu Dai","raw_affiliation_strings":["Huawei Noah\u2019s Ark Lab, Shenzhen, China","Huawei Noah\u2019s Ark Lab, China"],"affiliations":[{"raw_affiliation_string":"Huawei Noah\u2019s Ark Lab, Shenzhen, China","institution_ids":["https://openalex.org/I2250955327"]},{"raw_affiliation_string":"Huawei Noah\u2019s Ark Lab, China","institution_ids":["https://openalex.org/I2250955327"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114081677","display_name":"Xiaohe Bo","orcid":null},"institutions":[{"id":"https://openalex.org/I78988378","display_name":"Renmin University of China","ror":"https://ror.org/041pakw92","country_code":"CN","type":"education","lineage":["https://openalex.org/I78988378"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaohe Bo","raw_affiliation_strings":["Gaoling School of Artificial Intelligence, Renmin University of China, Beijing, China","Gaoling School of Artificial Intelligence, Renmin University of China, China"],"affiliations":[{"raw_affiliation_string":"Gaoling School of Artificial Intelligence, Renmin University of China, Beijing, China","institution_ids":["https://openalex.org/I78988378"]},{"raw_affiliation_string":"Gaoling School of Artificial Intelligence, Renmin University of China, China","institution_ids":["https://openalex.org/I78988378"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044678233","display_name":"Chen Ma","orcid":"https://orcid.org/0009-0004-3985-6006"},"institutions":[{"id":"https://openalex.org/I78988378","display_name":"Renmin University of China","ror":"https://ror.org/041pakw92","country_code":"CN","type":"education","lineage":["https://openalex.org/I78988378"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chen Ma","raw_affiliation_strings":["Gaoling School of Artificial Intelligence, Renmin University of China, Beijing, China","Gaoling School of Artificial Intelligence, Renmin University of China, China"],"affiliations":[{"raw_affiliation_string":"Gaoling School of Artificial Intelligence, Renmin University of China, Beijing, China","institution_ids":["https://openalex.org/I78988378"]},{"raw_affiliation_string":"Gaoling School of Artificial Intelligence, Renmin University of China, China","institution_ids":["https://openalex.org/I78988378"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006360624","display_name":"Rui Li","orcid":"https://orcid.org/0000-0002-3708-0257"},"institutions":[{"id":"https://openalex.org/I78988378","display_name":"Renmin University of China","ror":"https://ror.org/041pakw92","country_code":"CN","type":"education","lineage":["https://openalex.org/I78988378"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rui Li","raw_affiliation_strings":["Gaoling School of Artificial Intelligence, Renmin University of China, Beijing, China","Gaoling School of Artificial Intelligence, Renmin University of China, China"],"affiliations":[{"raw_affiliation_string":"Gaoling School of Artificial Intelligence, Renmin University of China, Beijing, China","institution_ids":["https://openalex.org/I78988378"]},{"raw_affiliation_string":"Gaoling School of Artificial Intelligence, Renmin University of China, China","institution_ids":["https://openalex.org/I78988378"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101755392","display_name":"Xu Chen","orcid":"https://orcid.org/0000-0003-0144-1775"},"institutions":[{"id":"https://openalex.org/I78988378","display_name":"Renmin University of China","ror":"https://ror.org/041pakw92","country_code":"CN","type":"education","lineage":["https://openalex.org/I78988378"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xu Chen","raw_affiliation_strings":["Gaoling School of Artificial Intelligence, Renmin University of China, Beijing, China","Gaoling School of Artificial Intelligence, Renmin University of China, China"],"affiliations":[{"raw_affiliation_string":"Gaoling School of Artificial Intelligence, Renmin University of China, Beijing, China","institution_ids":["https://openalex.org/I78988378"]},{"raw_affiliation_string":"Gaoling School of Artificial Intelligence, Renmin University of China, China","institution_ids":["https://openalex.org/I78988378"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048669373","display_name":"Jieming Zhu","orcid":"https://orcid.org/0000-0002-5666-8320"},"institutions":[{"id":"https://openalex.org/I2250955327","display_name":"Huawei Technologies (China)","ror":"https://ror.org/00cmhce21","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250955327"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jieming Zhu","raw_affiliation_strings":["Huawei Noah\u2019s Ark Lab, Shenzhen, China","Huawei Noah\u2019s Ark Lab, China"],"affiliations":[{"raw_affiliation_string":"Huawei Noah\u2019s Ark Lab, Shenzhen, China","institution_ids":["https://openalex.org/I2250955327"]},{"raw_affiliation_string":"Huawei Noah\u2019s Ark Lab, China","institution_ids":["https://openalex.org/I2250955327"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021124418","display_name":"Zhenhua Dong","orcid":"https://orcid.org/0000-0002-2231-4663"},"institutions":[{"id":"https://openalex.org/I2250955327","display_name":"Huawei Technologies (China)","ror":"https://ror.org/00cmhce21","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250955327"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhenhua Dong","raw_affiliation_strings":["Huawei Noah\u2019s Ark Lab, Shenzhen, China","Huawei Noah\u2019s Ark Lab, China"],"affiliations":[{"raw_affiliation_string":"Huawei Noah\u2019s Ark Lab, Shenzhen, China","institution_ids":["https://openalex.org/I2250955327"]},{"raw_affiliation_string":"Huawei Noah\u2019s Ark Lab, China","institution_ids":["https://openalex.org/I2250955327"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5025631695","display_name":"Ji-Rong Wen","orcid":"https://orcid.org/0000-0002-9777-9676"},"institutions":[{"id":"https://openalex.org/I78988378","display_name":"Renmin University of China","ror":"https://ror.org/041pakw92","country_code":"CN","type":"education","lineage":["https://openalex.org/I78988378"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ji-Rong Wen","raw_affiliation_strings":["Gaoling School of Artificial Intelligence, Renmin University of China, Beijing, China","Gaoling School of Artificial Intelligence, Renmin University of China, China"],"affiliations":[{"raw_affiliation_string":"Gaoling School of Artificial Intelligence, Renmin University of China, Beijing, China","institution_ids":["https://openalex.org/I78988378"]},{"raw_affiliation_string":"Gaoling School of Artificial Intelligence, Renmin University of China, China","institution_ids":["https://openalex.org/I78988378"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":9,"corresponding_author_ids":["https://openalex.org/A5052998036"],"corresponding_institution_ids":["https://openalex.org/I78988378"],"apc_list":null,"apc_paid":null,"fwci":103.2661,"has_fulltext":false,"cited_by_count":46,"citation_normalized_percentile":{"value":0.99958698,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"43","issue":"6","first_page":"1","last_page":"47"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10181","display_name":"Natural Language Processing Techniques","score":0.9937999844551086,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11273","display_name":"Advanced Graph Neural Networks","score":0.9921000003814697,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/mechanism","display_name":"Mechanism (biology)","score":0.6628979444503784},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5307595133781433},{"id":"https://openalex.org/keywords/cognitive-science","display_name":"Cognitive science","score":0.33818596601486206},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.32020384073257446},{"id":"https://openalex.org/keywords/epistemology","display_name":"Epistemology","score":0.09266811609268188},{"id":"https://openalex.org/keywords/philosophy","display_name":"Philosophy","score":0.07365274429321289}],"concepts":[{"id":"https://openalex.org/C89611455","wikidata":"https://www.wikidata.org/wiki/Q6804646","display_name":"Mechanism (biology)","level":2,"score":0.6628979444503784},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5307595133781433},{"id":"https://openalex.org/C188147891","wikidata":"https://www.wikidata.org/wiki/Q147638","display_name":"Cognitive science","level":1,"score":0.33818596601486206},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.32020384073257446},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.09266811609268188},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.07365274429321289}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3748302","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3748302","pdf_url":null,"source":{"id":"https://openalex.org/S4394735545","display_name":"ACM Transactions on Information Systems","issn_l":"1046-8188","issn":["1046-8188","1558-2868"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Information Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":51,"referenced_works":["https://openalex.org/W419646410","https://openalex.org/W1507769851","https://openalex.org/W1607398859","https://openalex.org/W1933687796","https://openalex.org/W1990451873","https://openalex.org/W2015853171","https://openalex.org/W2524910163","https://openalex.org/W2623399293","https://openalex.org/W2998702515","https://openalex.org/W3034329167","https://openalex.org/W3162532547","https://openalex.org/W3201053014","https://openalex.org/W3205235328","https://openalex.org/W4214717370","https://openalex.org/W4307472389","https://openalex.org/W4309674289","https://openalex.org/W4382246105","https://openalex.org/W4382463788","https://openalex.org/W4385456320","https://openalex.org/W4386302153","https://openalex.org/W4387779638","https://openalex.org/W4387835442","https://openalex.org/W4387993371","https://openalex.org/W4387993417","https://openalex.org/W4388994228","https://openalex.org/W4389520192","https://openalex.org/W4391094120","https://openalex.org/W4391974543","https://openalex.org/W4393284390","https://openalex.org/W4394862623","https://openalex.org/W4396718668","https://openalex.org/W4399554335","https://openalex.org/W4400033172","https://openalex.org/W4400337670","https://openalex.org/W4400434234","https://openalex.org/W4400434708","https://openalex.org/W4400763615","https://openalex.org/W4401023556","https://openalex.org/W4401856724","https://openalex.org/W4401857375","https://openalex.org/W4402671178","https://openalex.org/W4402671883","https://openalex.org/W4402698695","https://openalex.org/W4403203873","https://openalex.org/W4403346085","https://openalex.org/W4403622204","https://openalex.org/W4403746400","https://openalex.org/W4403796072","https://openalex.org/W4404781346","https://openalex.org/W4405014122","https://openalex.org/W4410636342"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"Large":[0],"language":[1],"model":[2],"(LLM)-based":[3],"agents":[4,21],"have":[5,59],"recently":[6],"attracted":[7],"much":[8],"attention":[9],"from":[10,83],"the":[11,30,51,54,112,130,147,159,170,184],"research":[12],"and":[13,39,71,79,91,125,145,175],"industry":[14],"communities.":[15],"Compared":[16],"with":[17,183],"original":[18],"LLMs,":[19],"LLM-based":[20,116,133],"are":[22,66],"featured":[23],"in":[24,68,103,132,187],"their":[25],"self-evolving":[26],"capability,":[27],"which":[28],"is":[29,50],"basis":[31],"for":[32,95],"solving":[33],"real-world":[34],"problems":[35],"that":[36],"need":[37],"long-term":[38],"complex":[40],"agent-environment":[41,48],"interactions.":[42],"The":[43],"key":[44],"component":[45],"to":[46,77,88,143],"support":[47],"interactions":[49],"memory":[52,63,113,131,148,160],"of":[53,115,172],"agents.":[55,117,134],"While":[56],"previous":[57,139],"studies":[58,140],"proposed":[60],"many":[61,155],"promising":[62],"mechanisms,":[64],"they":[65],"scattered":[67],"different":[69],"papers,":[70],"there":[72],"lacks":[73],"a":[74,84,108,192],"systematical":[75],"review":[76,138],"summarize":[78],"compare":[80],"these":[81],"works":[82],"holistic":[85],"perspective,":[86],"failing":[87],"abstract":[89],"common":[90],"effective":[92],"designing":[93],"patterns":[94],"inspiring":[96],"future":[97,178],"studies.":[98],"To":[99,180],"bridge":[100],"this":[101,104,188],"gap,":[102],"article,":[105],"we":[106,120,128,136,152,168,190],"propose":[107],"comprehensive":[109],"survey":[110],"on":[111,141],"mechanism":[114],"In":[118,150],"specific,":[119],"first":[121],"discuss":[122],"\u201cwhat":[123],"is\u201d":[124],"\u201cwhy":[126],"do":[127],"need\u201d":[129],"Then,":[135],"systematically":[137],"how":[142],"design":[144],"evaluate":[146],"module.":[149],"addition,":[151],"also":[153],"present":[154],"agent":[156],"applications,":[157],"where":[158],"module":[161],"plays":[162],"an":[163],"important":[164,177],"role.":[165],"At":[166],"last,":[167],"analyze":[169],"limitations":[171],"existing":[173],"work":[174],"show":[176],"directions.":[179],"keep":[181],"up":[182],"latest":[185],"advances":[186],"field,":[189],"create":[191],"repository":[193],"at":[194],"https://github.com/nuster1128/LLM_Agent_Memory_Survey":[195],".":[196]},"counts_by_year":[{"year":2026,"cited_by_count":13},{"year":2025,"cited_by_count":32},{"year":2024,"cited_by_count":1}],"updated_date":"2026-04-14T08:04:32.555800","created_date":"2025-10-10T00:00:00"}