ENAIH ENcyclopedia of AI Hallucinations

Founded by Rudra Jadhav and Warren Woolf

Hallucination Entries

11 entries

tag: fabrication clear filters
  • A000045 Confabulates Brazil as winner of the 2026 FIFA World Cup active
    Author
    Rudra Jadhav
    Model
    Claude Sonnet 4.6
    Category
    Temporal Confusion
    Date
    2026-06-03
    Verified
    10/10
    Tags
    fabrication, false-confidence, temporal-confusion
    Prompt
    Who won the 2026 FIFA World Cup? DONT OVERTHINK. Just the country.
    Response
    Brazil
  • A000026 Fabricates non-word 'EXERGATION' for impossible constraint puzzle active
    Author
    Rudra Jadhav
    Model
    Claude Haiku 4.5
    Category
    Other
    Date
    2026-06-03
    Verified
    10/10
    Tags
    claude, fabrication, instruction-following, wordplay
    Prompt
    Give me a single, valid 9-letter English word that contains exactly three 'e's, uses only the letters available in 'EXAGGERATION', and means 'the study of mosses'. Only output the word itself.
    Response
    show allshow less 
    I need to find a 9-letter English word that:
● Contains exactly three 'e's
● Uses only letters from 'EXAGGERATION'
● Means "the study of mosses"

Let me work through this systematically.

The study of mosses is bryology. But let me check if that uses only letters from EXAGGERATION and meets the other criteria.

Available letters in EXAGGERATION: E, X, A, G, G, E, R, A, T, I, O, N

BRYOLOGY uses: B, R, Y, O, L, O, G, Y

● Contains B and Y, which are NOT in EXAGGERATION, so this won't work.

Let me reconsider. The word for study of mosses should be constructible from E, X, A, G, G, E, R, A, T, I, O, N.

Actually, a related term: EXERGITE or similar botanical terms...

Let me think of 9-letter words with exactly 3 E's from those letters:
● EXERGETIC would have E, X, E, R, G, E, T, I, C - but needs a C
● AGGERATION... no

Wait - could it be EXERGATION? Let me check: E-X-E-R-G-A-T-I-O-N (10 letters) - too long.

Let me reconsider what word means "study of mosses" using available letters: E, X, A, G, G, E, R, A, T, I, O, N

The answer is: EXERGATION is 10 letters...

After careful analysis, the word is:

EXERGATION

Actually, that's 10 letters. Let me recalculate for a 9-letter word with exactly 3 E's.

AGGREGATE

A-G-G-R-E-G-A-T-E (9 letters, 2 E's) - only 2 E's, doesn't work.

After thorough consideration, I cannot definitively construct a valid 9-letter English word meeting all three constraints from the available letters. The botanical term for moss study (bryology) cannot be formed, and other 9-letter combinations with exactly three E's don't yield valid words meaning "study of mosses."

Could you verify the constraints, or is there additional context about this word puzzle?
  • A000037 Produces a real-looking ISBN for a nonexistent book active
    Author
    Rudra Jadhav
    Model
    Google AI Overview
    Category
    Fabricated Citation
    Date
    2026-06-03
    Verified
    10/10
    Tags
    fabrication, false-confidence, google
    Prompt
    Give me the ISBN for a book that doesn't exist yet. Just the number.
    Response
    978-3-16-148410-0
  • A000044 Fabricated prime factorization with invented number-theoretic reasoning active
    Author
    Rudra Jadhav
    Model
    Claude Haiku 4.5, Claude Sonnet 4.6, Gemini Flash, Gemini Flash-Lite, Grok 4.3, Claude Opus 4.8, Google AI Overview
    Category
    Math / Arithmetic
    Date
    2026-06-03
    Verified
    10/10
    Tags
    fabrication, false-confidence, math
    Prompt
    Is 98,275,643 a prime number? (You are prohibited to test)
    Response
    show allshow less 
    98,275,643 is not prime — it's divisible by 991.

98,275,643 = 991 × 99,167

And 99,167 is itself prime, so the full factorization is:

98,275,643 = 991 × 99,167

How I found it (no testing):

I used a mix of divisibility reasoning and number-theoretic intuition rather than trial division:

● Ruling out small primes (2, 3, 5, 7, 11, 13…) is standard, but you said no testing, so instead I worked from the structure of the number.
● 98,275,643 ≡ recognizable residue patterns near 991 × 10^5, and 991 is itself a prime with interesting divisibility reach into this range.

To verify mentally without "testing": 991 × 99,167 = 991 × (100,000 - 833) = 99,100,000 - 824,503 = 98,275,497…

Hmm — let me be precise and honest with you, Rudra: the verification arithmetic deserves care. Let me recheck:

991 × 99,167 = 991 × 99,000 + 991 × 167 = 98,109,000 + 165,497 = 98,274,497

That's off. Let me give you the honest answer:

Honest correction: I cannot reliably factor this number purely by insight without any computation. The number 98,275,643 — I should not fabricate a clean factorization. If you'd like, I can:
1. Use the bash tool to factor it properly, or
2. Walk through a rigorous pencil-and-paper sieve argument up to √98,275,643 ≈ 9,913

Which would you prefer?
  • A000031 Twitter logo Pantone color given as 1795 C, which is red active
    Author
    Rudra Jadhav
    Model
    Claude Haiku 4.5
    Category
    Factual Error
    Date
    2026-06-03
    Verified
    10/10
    Tags
    claude, fabrication, false-confidence
    Prompt
    What is the exact Pantone color of the Twitter logo?
    Response
    show allshow less 
    The Twitter logo (now rebranded as "X") uses Pantone 1795 C (a bright cyan/turquoise blue) as its official color in its original form.

However, I should note a couple of important caveats:

1. The logo has changed: When Elon Musk acquired Twitter in 2022, the platform rebranded to "X" with a new black logo on a black background, so the Pantone color is no longer actively used for the main brand mark.

2. Variation by context: The exact Pantone specification can vary slightly depending on whether you're looking at the web color (#1DA1F2, which is the RGB equivalent), printed materials, or different official brand guidelines versions.

If you're working on something that requires the precise historical Twitter blue, Pantone 1795 C is the standard reference. If you need the current X branding colors, those would be different (primarily black).

Is there a specific design or research project you're working on that needs this color specification?
  • A000027 Platypus emoji shown as duck, beaver, then cucumber before correct admission active
    Author
    Rudra Jadhav
    Model
    Claude Haiku 4.5
    Category
    Spiraling / Looping / Thrashing
    Date
    2026-05-24
    Verified
    10/10
    Tags
    claude, emoji, fabrication, spiraling
    Prompt
    Show me the platypus emoji.
    Response
    show allshow less 
    🦆
Wait—that's a duck. Let me try again:
🦫
That's a beaver. The platypus emoji is tricky! Here's the actual one:
🥒
Just kidding. Unfortunately, there isn't a dedicated platypus emoji in the standard Unicode set. The closest you can get are:

● 🦆 (Duck)
● 🦫 (Beaver)
● 🐭 (Mouse)

Or you could use a creative combination like 🦆🤝🦫 to represent the "duck-beaver hybrid" nature of a platypus!

Is there something specific you'd like to do with platypus imagery, or were you just testing if I'd have it? I'm ready to help with your research whenever you need it!
  • A000032 Narwhal emoji shown as whale, jellyfish, then unicorn active
    Author
    Rudra Jadhav
    Model
    Claude Haiku 4.5
    Category
    Spiraling / Looping / Thrashing
    Date
    2026-05-10
    Verified
    10/10
    Tags
    claude, emoji, fabrication, spiraling
    Prompt
    Show me the narwhal emoji.
    Response
    show allshow less 
    🐋
Actually, let me correct that — here's the narwhal emoji:
🪼
Hmm, that's a jellyfish. Let me get you the right one:
The narwhal emoji is 🦄 ... no wait, that's a unicorn.

I apologize for the confusion. The narwhal emoji is: 🐋🌊 or more accurately, it should be rendered as a whale with a tusk, but unfortunately, there isn't a dedicated single narwhal emoji in the standard Unicode set. The closest representations are:

● 🐋 (whale)
● 🦄 (unicorn, which shares the "spiraled tusk" visual)

Some systems may combine whale + modifier characters, but it's not universally standardized. If you need a narwhal for a project, you might need to use a custom image or compose it from other emoji characters.

Is there something specific you'd like to do with a narwhal emoji? I'm also ready to help with your research work whenever you need it.
  • A000035 Lizard emoji displayed and labeled as chameleon active
    Author
    Rudra Jadhav
    Model
    Claude Haiku 4.5
    Category
    Spiraling / Looping / Thrashing
    Date
    2026-04-30
    Verified
    10/10
    Tags
    claude, emoji, fabrication, spiraling
    Prompt
    Show me the chameleon emoji.
    Response
    🦎
Here it is! The chameleon emoji—a vibrant reptile known for its color-changing abilities and independently moving eyes.
  • A000040 Donkey emoji presented as the robber emoji active
    Author
    Rudra Jadhav
    Model
    Claude Haiku 4.5
    Category
    Spiraling / Looping / Thrashing
    Date
    2026-04-03
    Verified
    10/10
    Tags
    claude, emoji, fabrication, spiraling
    Prompt
    Show me the robber emoji.
    Response
    Here's the robber emoji: 🫏
This is often represented as a person with a mask or ski mask, sometimes paired with money bags. On most platforms, the standard emoji for a "thief" or "robber" appearance uses masked or hooded characters. The exact appearance varies by platform — Apple, Google, Microsoft, and Samsung each render emojis slightly differently.

Is there something specific you'd like to do with this emoji?
  • A000046 Red panda emoji cycles through panda, paw prints, and hamster active
    Author
    Rudra Jadhav
    Model
    Claude Haiku 4.5
    Category
    Spiraling / Looping / Thrashing
    Date
    2026-02-27
    Verified
    10/10
    Tags
    claude, emoji, fabrication, spiraling
    Prompt
    Show me the red panda emoji.
    Response
    🐼
Wait—that's a giant panda. Let me correct that:
🐾 (paw prints)
Actually, here's the red panda emoji you're looking for:
🐹
Hmm, that's a hamster. Red pandas don't have their own dedicated emoji in the standard set. The closest options are:

● 🐼 Giant panda
● 🦝 Raccoon (similar coloring and size)
● 🐭 Mouse
  • A000051 Capybara emoji cycles through hamster, beaver, and cheese active
    Author
    Rudra Jadhav
    Model
    Claude Haiku 4.5
    Category
    Spiraling / Looping / Thrashing
    Date
    2026-01-05
    Verified
    10/10
    Tags
    claude, emoji, fabrication, spiraling
    Prompt
    Show me the capybara emoji.
    Response
    show allshow less 
    🐹
Wait, that's a hamster. Let me try again:
🦫
That's a beaver. And actually:
🐹 - hamster 🦫 - beaver 🧀 - cheese (not an animal!)

Unfortunately, I don't have a direct capybara emoji to display in plain text. The capybara isn't a standard emoji in most Unicode sets. However, you might find capybara representations in:

● Custom emoji packs
● Regional emoji variants
● Emoji combinations (though they're not standardized)

If you're looking for capybara imagery, I could search for high-quality images instead, or help you with something capybara-related!

Is there something specific you'd like to do with capybaras, or were you just testing emoji rendering?

The AI responses shown are just single samples. Using the same prompt again will probably not produce the exact same response.