Codesota · Natural Language Processing · Named Entity Recognition · CoNLL-2003Tasks/Natural Language Processing/Named Entity Recognition
Named Entity Recognition · benchmark dataset · 2003 · EN

CoNLL-2003 Named Entity Recognition.

Reuters news stories annotated with 4 entity types: PER, ORG, LOC, MISC. The standard NER benchmark.

Paper ↗Submit a result ↵
§ 01 · Leaderboard

Best published scores.

7 results indexed across 1 metric. Shaded row marks current SOTA; ties broken by submission date.

Primary
f1 · higher is better
f1· primary
7 rows
#ModelOrgSubmittedPaper / codef1
01GLiNER-multitaskOSSKnowledgatorJun 2024GLiNER multi-task: Generalist Lightweight Model for Vari…93.80
02DeBERTa-v3-largeOSSMicrosoftNov 2021DeBERTaV3: Improving DeBERTa using ELECTRA-Style Pre-Tra…93.40
03GPT-4oAPIOpenAIMar 2023GPT-4 Technical Report91.70
04Llama 3.1 405BOSSMetaJul 2024The Llama 3 Herd of Models90.60
05Qwen2 72BAlibabaJul 2024Qwen2 Technical Report90.20
06Llama 3 70BOSSMetaJul 2024The Llama 3 Herd of Models89.30
07Mistral 7BMistral AIOct 2023Mistral 7B83.50
Fig 2 · Rows sorted by score within each metric. Shaded row marks SOTA. Dates reflect model or paper release where available, otherwise the date Codesota accessed the source.
§ 03 · Progress

2 steps
of state of the art.

Each row below marks a model that broke the previous record on f1. Intermediate submissions are kept in the leaderboard above; only SOTA-setting entries are re-listed here.

Higher scores win. Each subsequent entry improved upon the previous best.

SOTA line · f1
  1. Nov 18, 2021DeBERTa-v3-largeMicrosoft93.40
  2. Jun 26, 2024GLiNER-multitaskKnowledgator93.80
Fig 3 · SOTA-setting models only. 2 entries span Nov 2021 → Jun 2024.
§ 04 · Literature

6 papers
tied to this benchmark.

Every paper below corresponds to at least one row in the leaderboard above. Click through for the arXiv preprint and, when available, the reference implementation.

§ 06 · Contribute

Have a score that beats
this table?

Submit a checkpoint and a reproduction script. We will run it, publish the score, and — if it takes the top — annotate the step on the progress chart with your name.

Submit a result ↵Read submission guide
What a submission needs
  • 01A public checkpoint or API endpoint
  • 02A reproduction script with frozen commit + seed
  • 03Declared evaluation environment (Python, deps)
  • 04One row per metric declared by this dataset
  • 05A contact so we can follow up on discrepancies