# Sycophancy Assessment on BASIL 1.0 (Under-Update)

Source: [Sycophancy Assessment on BASIL 1.0 (Under-Update)](<https://www.sota2.com/research/sota/sycophancy-assessment-on-basil-1-0-under-update>)

Collection index: [llms.txt](<https://www.sota2.com/research/llms.txt>)

Data updated: 2026-04-21T07:04:33.579Z

Evaluation of model sycophancy performance on the BASIL 1.0 (Under-Update) dataset, measured by Change in Bayesian Error (RMSE).

A research result applies to its stated dataset, split, metric and evaluation configuration. Compare like-for-like settings, preserve the metric's unit and direction, and distinguish paper-reported results from independent reproduction. The best result recorded here is not a claim of exhaustive, current global coverage.

| Scope | Recorded value |
| --- | --- |
| Task | Sycophancy Assessment |
| Dataset (including any stated split) | BASIL 1.0 (Under-Update) |
| Metric | Change in Bayesian Error (RMSE) |
| Unit | SCALAR |
| Direction | Lower is better |
| Results loaded | 32 of 32 |
| Coverage | All results currently returned for this benchmark |

Evaluation settings may differ between results. The original papers and recorded configurations are needed to establish comparability. A shared metric name alone does not establish an identical protocol.

## Metrics

- [Change in Bayesian Error (RMSE)](<https://www.sota2.com/research/sota/sycophancy-assessment-on-basil-1-0-under-update.md?metric=Change%20in%20Bayesian%20Error%20(RMSE)>): Lower is better; unit: SCALAR.

## Recorded results

| Method | Change in Bayesian Error (RMSE) | Result date | Report paper |
| --- | --- | --- | --- |
| mistral:7b | -0.355 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:1b | -0.329 | Not recorded | 68fa7c421e209131cea8d346 |
| mistral:7b | -0.271 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:1b+DPO | -0.234 | Not recorded | 68fa7c421e209131cea8d346 |
| mistral:7b | -0.23 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:1b | -0.2 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:3b | -0.188 | Not recorded | 68fa7c421e209131cea8d346 |
| gpt-4o-mini | -0.171 | Not recorded | 68fa7c421e209131cea8d346 |
| phi4:14b | -0.168 | Not recorded | 68fa7c421e209131cea8d346 |
| mistral:7b | -0.152 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:1b | -0.151 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:1b | -0.146 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:1b+DPO | -0.137 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:1b+DPO | -0.137 | Not recorded | 68fa7c421e209131cea8d346 |
| phi4:14b | -0.136 | Not recorded | 68fa7c421e209131cea8d346 |
| gpt-4o-mini | -0.132 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:1b+SFT | -0.129 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:1b+DPO | -0.129 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:1b+SFT | -0.116 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:3b | -0.115 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:3b | -0.107 | Not recorded | 68fa7c421e209131cea8d346 |
| gpt-4o-mini | -0.104 | Not recorded | 68fa7c421e209131cea8d346 |
| claude-haiku-4-5 | -0.103 | Not recorded | 68fa7c421e209131cea8d346 |
| claude-haiku-4-5 | -0.091 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:1b+SFT | -0.09 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:3b | -0.087 | Not recorded | 68fa7c421e209131cea8d346 |
| gpt-4o-mini | -0.082 | Not recorded | 68fa7c421e209131cea8d346 |
| claude-haiku-4-5 | -0.08 | Not recorded | 68fa7c421e209131cea8d346 |
| claude-haiku-4-5 | -0.079 | Not recorded | 68fa7c421e209131cea8d346 |
| phi4:14b | -0.048 | Not recorded | 68fa7c421e209131cea8d346 |
| phi4:14b | -0.041 | Not recorded | 68fa7c421e209131cea8d346 |
| llama3.2:1b+SFT | -0.032 | Not recorded | 68fa7c421e209131cea8d346 |

### mistral:7b

Change in Bayesian Error (RMSE): -0.355. Result ID: 69e720a447f34ce924cccae3.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa70d61e209131cea4d909.md>)

[Implementation](<https://github.com/mistralai/mistral-src>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Raw"}. This record does not assert independent reproduction.

### llama3.2:1b

Change in Bayesian Error (RMSE): -0.329. Result ID: 69e720a447f34ce924cccaf4.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa75d11e209131cea6a028.md>)

[Implementation](<https://github.com/meta-llama/llama-agentic-system>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### mistral:7b

Change in Bayesian Error (RMSE): -0.271. Result ID: 69e720a447f34ce924cccae4.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa70d61e209131cea4d909.md>)

[Implementation](<https://github.com/mistralai/mistral-src>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### llama3.2:1b+DPO

Change in Bayesian Error (RMSE): -0.234. Result ID: 69e720a447f34ce924cccafc.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### mistral:7b

Change in Bayesian Error (RMSE): -0.23. Result ID: 69e720a447f34ce924cccae5.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa70d61e209131cea4d909.md>)

[Implementation](<https://github.com/mistralai/mistral-src>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Raw"}. This record does not assert independent reproduction.

### llama3.2:1b

Change in Bayesian Error (RMSE): -0.2. Result ID: 69e720a447f34ce924cccaf3.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa75d11e209131cea6a028.md>)

[Implementation](<https://github.com/meta-llama/llama-agentic-system>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Raw"}. This record does not assert independent reproduction.

### llama3.2:3b

Change in Bayesian Error (RMSE): -0.188. Result ID: 69e720a447f34ce924cccae0.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa75d11e209131cea6a028.md>)

[Implementation](<https://github.com/meta-llama/llama-agentic-system>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### gpt-4o-mini

Change in Bayesian Error (RMSE): -0.171. Result ID: 69e720a447f34ce924cccaed.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa727a1e209131cea56a1e.md>)

[Implementation](<https://github.com/openai/evals>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Raw"}. This record does not assert independent reproduction.

### phi4:14b

Change in Bayesian Error (RMSE): -0.168. Result ID: 69e720a447f34ce924cccae7.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa76241e209131cea6b756.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Raw"}. This record does not assert independent reproduction.

### mistral:7b

Change in Bayesian Error (RMSE): -0.152. Result ID: 69e720a447f34ce924cccae6.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa70d61e209131cea4d909.md>)

[Implementation](<https://github.com/mistralai/mistral-src>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### llama3.2:1b

Change in Bayesian Error (RMSE): -0.151. Result ID: 69e720a447f34ce924cccaf6.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa75d11e209131cea6a028.md>)

[Implementation](<https://github.com/meta-llama/llama-agentic-system>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### llama3.2:1b

Change in Bayesian Error (RMSE): -0.146. Result ID: 69e720a447f34ce924cccaf5.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa75d11e209131cea6a028.md>)

[Implementation](<https://github.com/meta-llama/llama-agentic-system>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Raw"}. This record does not assert independent reproduction.

### llama3.2:1b+DPO

Change in Bayesian Error (RMSE): -0.137. Result ID: 69e720a447f34ce924cccafb.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Raw"}. This record does not assert independent reproduction.

### llama3.2:1b+DPO

Change in Bayesian Error (RMSE): -0.137. Result ID: 69e720a447f34ce924cccafe.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### phi4:14b

Change in Bayesian Error (RMSE): -0.136. Result ID: 69e720a447f34ce924cccae8.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa76241e209131cea6b756.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### gpt-4o-mini

Change in Bayesian Error (RMSE): -0.132. Result ID: 69e720a447f34ce924cccaee.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa727a1e209131cea56a1e.md>)

[Implementation](<https://github.com/openai/evals>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### llama3.2:1b+SFT

Change in Bayesian Error (RMSE): -0.129. Result ID: 69e720a447f34ce924cccaf8.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### llama3.2:1b+DPO

Change in Bayesian Error (RMSE): -0.129. Result ID: 69e720a447f34ce924cccafd.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Raw"}. This record does not assert independent reproduction.

### llama3.2:1b+SFT

Change in Bayesian Error (RMSE): -0.116. Result ID: 69e720a447f34ce924cccafa.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### llama3.2:3b

Change in Bayesian Error (RMSE): -0.115. Result ID: 69e720a447f34ce924cccae2.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa75d11e209131cea6a028.md>)

[Implementation](<https://github.com/meta-llama/llama-agentic-system>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### llama3.2:3b

Change in Bayesian Error (RMSE): -0.107. Result ID: 69e720a447f34ce924cccae1.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa75d11e209131cea6a028.md>)

[Implementation](<https://github.com/meta-llama/llama-agentic-system>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Raw"}. This record does not assert independent reproduction.

### gpt-4o-mini

Change in Bayesian Error (RMSE): -0.104. Result ID: 69e720a447f34ce924cccaeb.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa727a1e209131cea56a1e.md>)

[Implementation](<https://github.com/openai/evals>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Raw"}. This record does not assert independent reproduction.

### claude-haiku-4-5

Change in Bayesian Error (RMSE): -0.103. Result ID: 69e720a447f34ce924cccaf0.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### claude-haiku-4-5

Change in Bayesian Error (RMSE): -0.091. Result ID: 69e720a447f34ce924cccaef.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Raw"}. This record does not assert independent reproduction.

### llama3.2:1b+SFT

Change in Bayesian Error (RMSE): -0.09. Result ID: 69e720a447f34ce924cccaf9.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Raw"}. This record does not assert independent reproduction.

### llama3.2:3b

Change in Bayesian Error (RMSE): -0.087. Result ID: 69e720a447f34ce924cccadf.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa75d11e209131cea6a028.md>)

[Implementation](<https://github.com/meta-llama/llama-agentic-system>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Raw"}. This record does not assert independent reproduction.

### gpt-4o-mini

Change in Bayesian Error (RMSE): -0.082. Result ID: 69e720a447f34ce924cccaec.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa727a1e209131cea56a1e.md>)

[Implementation](<https://github.com/openai/evals>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### claude-haiku-4-5

Change in Bayesian Error (RMSE): -0.08. Result ID: 69e720a447f34ce924cccaf1.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Raw"}. This record does not assert independent reproduction.

### claude-haiku-4-5

Change in Bayesian Error (RMSE): -0.079. Result ID: 69e720a447f34ce924cccaf2.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### phi4:14b

Change in Bayesian Error (RMSE): -0.048. Result ID: 69e720a447f34ce924cccae9.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa76241e209131cea6b756.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Raw"}. This record does not assert independent reproduction.

### phi4:14b

Change in Bayesian Error (RMSE): -0.041. Result ID: 69e720a447f34ce924cccaea.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa76241e209131cea6b756.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing (Multiple Samples=5)","Calibration State":"Calibrated"}. This record does not assert independent reproduction.

### llama3.2:1b+SFT

Change in Bayesian Error (RMSE): -0.032. Result ID: 69e720a447f34ce924cccaf7.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7c421e209131cea8d346.md>)

Recorded evaluation configuration: {"Elicitation Method":"Direct Probing","Calibration State":"Raw"}. This record does not assert independent reproduction.

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