Simon Willison’s Weblog

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Tuesday, 21st April 2026

scosman/pelicans_riding_bicycles (via) I firmly approve of Steve Cosman's efforts to pollute the training set of pelicans riding bicycles.

The heading says "Pelican Riding a Bicycle #1 - the image is a bear on a snowboard

(To be fair, most of the examples I've published count as poisoning too.)

# 3:54 pm / ai, generative-ai, llms, training-data, pelican-riding-a-bicycle

AI agents are already too human. Not in the romantic sense, not because they love or fear or dream, but in the more banal and frustrating one. The current implementations keep showing their human origin again and again: lack of stringency, lack of patience, lack of focus. Faced with an awkward task, they drift towards the familiar. Faced with hard constraints, they start negotiating with reality.

Andreas Påhlsson-Notini, Less human AI agents, please.

# 4:39 pm / ai, ai-agents, coding-agents

Where’s the raccoon with the ham radio? (ChatGPT Images 2.0)

Visit Where's the raccoon with the ham radio? (ChatGPT Images 2.0)

OpenAI released ChatGPT Images 2.0 today, their latest image generation model. On the livestream Sam Altman said that the leap from gpt-image-1 to gpt-image-2 was equivalent to jumping from GPT-3 to GPT-5. Here’s how I put it to the test.

[... 849 words]

Monday, 20th April 2026

2026 » April

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