Model results
METR Time Horizons
Choose a shared evaluation protocol to compare model scores. Versions, sources and configurations stay separate.
Atlas snapshot captured 10/19/2026, 10:20:28 AM UTC. This is an import timestamp, not the evaluation date. Coverage may be incomplete.
Reviewed recommendation and limits
Use as a historical reference for task difficulty measured in human completion time.
Historical time horizon at 50% success, primarily software/ML/security tasks. Imported groups below may use different protocols; this review does not certify each run. Not actively updated after September 8, 2026. Results above 16 human-hours are unreliable for this suite.
METR Time Horizons
- Source
- METR via Epoch AI
- Version
- Not reported
- Measurement date
- Not reported
- Metric
- min · Higher is better
- Evaluation scope
- METR version METR-Horizon-v1.1 · effort high · result date not supplied
Positions are withheld because at least one result lacks explicit independent provenance or a documented evaluation scope. Missing metadata is shown as unreported; matching imported metadata is not independent verification of the protocol.
GPT-5.2
openai/gpt-5.2-20251211
352.25 min
View modelEvidence aggregatedGPT-5
openai/gpt-5-2025-08-07
203.01 min
View modelEvidence aggregated