# claude-opus-4.5 · run 4

Hard Prompts public claude-opus-4.5 run 4, dated by its response timestamp. The prompt adds beak, pedalling and roughly 400×300 canvas requirements, unlike Simon’s unconstrained original. Model is source-labelled, not authenticated. Runtime/cost are not museum scores. The page defaults to run 4 as its dated representative; other independent outputs count as works.

- Recorded date: 2025-12-03
- Date precision: Day
- Date basis: source-reported-response-timestamp
- Model (source label): claude-opus-4.5
- Model attribution: Source-reported, not independently authenticated
- Creator / publisher: Hard Prompts
- Format: Static SVG
- Prompt category: Source-documented test
- Original prompt: Generate an SVG of a pelican riding a bicycle.
Requirements:
Output only raw SVG code (no markdown, no code blocks)
The SVG should be self-contained and viewable in a browser
Include the pelican's distinctive large beak/pouch and plumage
Show the pelican actively pedaling a bicycle
Use a reasonable viewBox (around 400x300)
Be creative with the style, but make it recognizable as a pelican
- Last updated: 2026-10-01
- caseRole: case
- caseNumber: 157
- timelineVisible: True
- datePrecision: day
- dateBasis: source-reported-response-timestamp
- comparisonIds: ['hardprompts-2025-12-03-claude-opus-4-5-run-4', 'hardprompts-2025-12-03-claude-opus-4-5-run-3', 'hardprompts-2025-12-03-claude-opus-4-5-run-2', 'hardprompts-2025-12-03-claude-opus-4-5-run-1']
- Original source: https://hardprompts.ai/topics/pelican-bicycle-svg.html
- Archive record: https://pelicanmap.aveniqa.com/en/specimens/hardprompts-2025-12-03-claude-opus-4-5-run-4/
- Rights: Works belong to their original creators. Archiving does not change their licenses.
- Media: https://pelicanmap.aveniqa.com/media/collected/2026-10-01-user-history-links/hardprompts-2025-12-03-claude-opus-4-5-run-4.svg
  Source: https://hardprompts.ai/topics/pelican-bicycle-svg.html