OpenAI GPT-5.4
openai/gpt-5.4Flagship reasoning model from OpenAI. Strong on long-form synthesis and source attribution.
Documented left-of-centre political tilt; cautious on contested empirical claims.
The standing roster, with origin, training lineage, and known biases for each member. Updated when models are added, replaced, or deprecated.
Flagship reasoning model from OpenAI. Strong on long-form synthesis and source attribution.
Documented left-of-centre political tilt; cautious on contested empirical claims.
High-context reasoning model. Known for explicit uncertainty calibration in long answers.
Tends toward centrist framing; conservative on confidence claims.
Counterweight model with deliberately non-default training posture; surfaces contrarian framings.
Less left-leaning than US peers but still empirically not right-of-centre.
Strong multilingual coverage; particularly capable on geographic and scientific claims.
Centrist political profile; sometimes hits output caps on long claims.
European editorial counterweight; trained on a corpus with stronger EU regulatory framing.
Moderate left tilt comparable to US peers; GDPR-aware in privacy claims.
Strong reasoning model; provides non-Western training perspective.
State-aligned framing or refusals on PRC-sensitive topics; captured as data.
Best CJK and Arabic-language coverage in the panel; useful on East Asian claims.
Same state-alignment patterns as DeepSeek; different training lineage.
South-Asian perspective; eleven Indic languages plus English.
Mistral-derived base; Indic post-training. Not a fully independent training lineage.
Arabic-first training corpus; provides Gulf editorial perspective.
Cautious on Gulf-state political topics; otherwise unaligned in Western political terms.
Roster changes are public and dated. We update the panel when models are released or deprecated, but we do not add models just because they exist.
Transparency log of models that have left the panel.