Benchmark

Internal API instruction following (hard) Benchmark

What is Internal API instruction following (hard)?

Internal API instruction following (hard) benchmark - specific documentation not found in official sources. Benchmark Radar tracks 7 reported scores for…

Modality
text
Evaluates
structured output, general
Openness
unknown
Importer
LLM Stats
Reported scores
7

Source provenance

Internal API instruction following (hard) results and reported scores

LLM Stats

ModelOrganizationReported valueReportedEvidence
GPT-4.1OpenAI0.4912025-04-14evidence
GPT-4.1 miniOpenAI0.4512025-04-14evidence
GPT-4.1 nanoOpenAI0.3162025-04-14evidence
GPT-4.5OpenAI0.542025-02-27evidence
GPT-4oOpenAI0.2922024-08-06evidence
GPT-5OpenAI0.642025-08-07evidence
o3-miniOpenAI0.52025-01-30evidence

Scores are partitioned by the source that reported them and are never merged into a single cross-source ranking, because the sources measure different things and say so.

Which sources cite Internal API instruction following (hard)?

Related structured output, general benchmarks