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Position: Stop Making Unscientific AGI Performance Claims
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Position paper arguing AGI performance claims based on latent-space patterns are unscientific, illustrated with linear probes on random projections, PCA of yield curves, and FOMC-RoBERTa probes tested on made-up sentences.
Problem
Finding meaningful, externally correlated patterns in model latent spaces is being cited as evidence of AGI or 'understanding', and academic and commercial incentives plus human anthropomorphism encourage such over-interpretation.
Approach
Shows that simple models (random projections, PCA, autoencoders, and a fine-tuned RoBERTa) also yield latent representations predictive of external variables, and that a probe on FOMC-RoBERTa responds to nonsense bird-related sentences, so latent-pattern findings alone should not count as evidence of AGI; proposes a 'parrot test' with null and alternative hypotheses and calls for stronger hypothes
Key results
- Linear probe on an untrained random-projection network predicts world coordinates out-of-sample, showing useful representations arise without training.
- Probe on FOMC-RoBERTa final-layer activations yields predictions for bird-inflation sentences that differ from random-noise baseline, though less than for economic sentences (10 sentences per category, not statistically significant).
- In an autoencoder example, adding a latent embedding to a GDP growth regression lowered BIC from -860.391 to -864.499.
Measured effects reported in the paper
| What was changed | Where | Measured | Effect |
|---|---|---|---|
| Add observed yield curve level and spread to lagged growth | GDP growth regression · GDP Growth | BIC: -860.391 -> -857.429 | Hurt |
| Add Embedding 6 to lagged growth | GDP growth regression · GDP Growth | BIC: -860.391 -> -864.499 | Helped |
| Use linear-probe predictions instead of the autoregressive baseline | FOMC-RoBERTa linear probes · CPI, PPI, and Treasury yields | average performance measures | No clear effect |
| Apply the final-layer inflation probe to bird-related sentences | FOMC-RoBERTa linear probe · Inflation indicators and Treasury yields | predicted value relative to random-noise predictions | Mixed |
Surprising findings
- Probes on an untrained neural network already recover geographic coordinates out-of-sample.
- FOMC-RoBERTa probe predictions for nonsense bird-inflation sentences deviate from random noise, in a way similar to economically relevant sentences.
Limitations
- Adversarial sentence test uses only 10 sentences per category, so results are not statistically significant.
- Probe-based experiments are small-scale examples rather than rigorous benchmarks; authors admit regularization parameter was not carefully chosen.
- Argument relies on conceptual and social-science review rather than systematic empirical evidence.
Experimental setup
Datasets: world_place.csv (Li et al. world models) US Treasury par yield curve rates Trillion Dollar Words (FOMC communications) FRED real GDP (GDPC1) CPI and PPI indicators
Metrics: RMSE correlation mean directional accuracy MSE BIC
Baselines: autoregressive models (BIC-selected lag)
Builds on: Li et al. world models linear probing FOMC-RoBERTa Trillion Dollar Words
Closest papers by meaning
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- AGI-Elo: How Far Are We From Mastering A Task? (NeurIPS 2025 · similarity 0.86)
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