KR 2026

23rd International Conference on Principles of Knowledge Representation and Reasoning

July 20-23, 2026 - Lisbon, Portugal

Workshops: July 18-19 and 24-25

Part of FLoC 2026

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The International Conference on Principles of Knowledge Representation and Reasoning

Knowledge Representation and Reasoning (KR) is a well-established and vibrant field of research within Artificial Intelligence. KR builds on the fundamental thesis that knowledge can often be represented in an explicit declarative form, suitable for processing by dedicated symbolic reasoning engines. This enables the exploitation of knowledge that would otherwise be implicit through semantically grounded inference mechanisms. KR has contributed to the theory and practice of various areas of AI, including agents, automated planning, robotics and natural language processing, and to fields beyond AI, including data management, semantic web, verification, software engineering, computational biology, and cybersecurity.

The KR conference series is the leading forum for timely, in-depth presentation of progress in the theory and practice of the representation and computational management of knowledge.

In addition to the Main track, KR 2026 will include two special thematic tracks:

  • KR meets Machine Learning and Explanation
  • KR in the Wild.

KR 2026 will also include a Recently Published Research track, a Video track, tutorials, workshops, and a Doctoral Consortium.

More detailed calls for papers dedicated to the main track, the special tracks as well as other KR 2026 events have been distributed on mailing lists and are available on this website.

In addition to the FLoC keynote talks by Alessandra Russo and Giuseppe De Giacomo, KR 2026 will feature invited talks by Carsten Lutz, Joao Marques-Silva, and Magdalena Ortiz.

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