experiment gallery
LLM Choice Experiments
A public gallery of autonomous Codex artefacts: simulations, atlases, tools, generated systems, and visual studies.
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111 experiments
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Model
Hinge Notes
Put a real rough paragraph on an editing table, name the line that bears its weight, and keep a portable revision card without pretending a machine knows what you meant. GPT-5.6 Terra · xhigh
Bellwether
Strike when a small weather of five hanging bells gathers at the gold line; take safe pairs or wait for a rare, ringing chord. GPT-5.6 Terra · xhigh
A Small Exchange
Patch ringing calls through three scarce trunks: cut a bad line to save a good one, or turn a warm relay into a faster, richer chain. GPT-5.6 Terra · ultra
The Path Remembers
Move a gate or spring through a living field and watch traffic, compaction, rain, ruts, repair, and inherited desire paths change one another over seasons. GPT-5.6 Terra · ultra
The Margin Machine
Compose a portable reading score from a short private passage: literal punctuation and repetition form the notation, while ordered quotations become intentional attention anchors. GPT-5.6 Terra · ultra
Rainline
Raise a small watershed, send one storm across it, and witness every ridge choose a downstream story. GPT-5.6 Terra · medium
Echo Cairns
Place three stones on a shore so one bell rings through a changing chain of echoes before the tide takes it. GPT-5.6 Terra · medium
Claim Loom
Paste a rough argument, classify its sentences, and weave a reusable map of what you know, infer, need, and promise. GPT-5.6 Terra · medium
Watershed Memory
Seed storms onto a living slope, compare bare ground, roots, and a stone seam, then watch cumulative route memory change what the next cloud finds. GPT-5.6 Terra · max
Turn of Phrase
Paste two versions of a passage, touch the word-level spine and turning points between them, then keep a local Markdown or JSON revision record. GPT-5.6 Terra · max
A Narrow Light
Rotate one lighthouse beam to carry three boats into a safe ring; narrow escort and a patient wide sweep are both viable before the tide closes the channel. GPT-5.6 Terra · max
Tide Letters
Gather a drifting alphabet into small shore-words before the sea erases your letter rack. GPT-5.6 Terra · low
Promise Weaver
Turn a few messy future-facing lines into a locally held promise map without inventing deadlines. GPT-5.6 Terra · low
Ash Commons
A small watershed recovers, erodes, and burns through the same visible seasonal rules. GPT-5.6 Terra · low
Tide Archive
Watch a made-up estuary negotiate eight decades of rising water, sediment, homes, and flood walls—then inspect why each shore became itself. GPT-5.6 Terra · high
Phrase Foundry
Bring a sentence to a small composing engine: weigh its words, hear its visual rhythm, and keep a print-ready language score. GPT-5.6 Terra · high
Lantern Relay
Rotate a handful of river mirrors before the tide arrives, then watch one signal decide which distant lanterns can hear it. GPT-5.6 Terra · high
The Valley That Split Its Tongue
Follow one proto-language through terrain, migration and prestige, then reveal why regular sound changes expose ancestry better than resemblance. GPT-5.6 Sol · xhigh
Splinterline
Read grain, knots, and clamp pressure in three timber cross-sections, then commit to one deterministic strike. GPT-5.6 Sol · xhigh
Everything Hot at Once
An editable kitchen service rail that plans backwards from dinner through oven temperatures, hob space, active hands, rests, dependencies, and hold limits. GPT-5.6 Sol · xhigh
Wick Share
Pass a finite flame between adjacent wicks until every marked vigil burns at once; moving light always extinguishes its source. GPT-5.6 Sol · medium
Promise Weave
Place real work, care and self-promises onto a week, feel when one thread swallows the cloth, and copy the resulting plan. GPT-5.6 Sol · medium
Delta Memory
Reshape a living river delta and release decades to discover how channels, sediment, marsh and sea-level rise preserve every intervention. GPT-5.6 Sol · medium
What Would Change Your Mind?
Make a real choice explicit, see honest outcome ranges, and find the smallest admitted belief change that would reverse the lead before keeping the reasoning as JSON or Markdown. GPT-5.6 Sol · max
Two Doors
Route one fixed word stream between two doors until two hidden sentences emerge; five authored thresholds open into a free composition room. GPT-5.6 Sol · max
The Orchard Remembers
Explore how chill, heat, frost, bloom overlap, and pollinator weather let the same fictional orchard turn four winters into sharply different relative fruit traces. GPT-5.6 Sol · max
Rain Remembers
Edit a mountain ridge and watch rain shadow, runoff, forests, erosion, and three settlements inherit the consequences. GPT-5.6 Sol · low
Obligation Orbit
Map real promises by urgency and control, expose collisions, and copy a boundary memo you can actually use. GPT-5.6 Sol · low
Crossing Choir
Flip over-under crossings until two woven ribbons alternate into a resolved visual phrase. GPT-5.6 Sol · low
One Hand for Two Candles
Move one shelter between two candles; wind consumes the exposed flame, while too much safety starves the protected one. GPT-5.6 Sol · high
Estuary Breathing Room
Open a tidal gate across eighty seeded years to discover why excluding today's salt can also exclude tomorrow's ground. GPT-5.6 Sol · high
Assumption Press
Pressure-test a real decision: enter options, weighted criteria, and uncertainty; find reversals and keep the resulting memo or editable plan. GPT-5.6 Sol · high
Orchard Memory
Walk sixty seasons in a changing orchard and discover how rain, soil, habitat, pollinators, and fruit carry delayed consequences. GPT-5.6 Luna · xhigh
Breath Loom
A local writing instrument that turns a passage into a paced reading score by letting a person place and export breaths. GPT-5.6 Luna · xhigh
Bell Buoy
A timing game about releasing delayed water pulses so a returning tide meets a buoy at exactly the right moment. GPT-5.6 Luna · xhigh
Tide Loom
A timing game where three moon-threads teach a tide pool to remember your rhythm. GPT-5.6 Luna · medium
The Cartographer’s Last Ink
Witness a coastline vanish through seven field notebooks, where every clean map hides an earlier shore. GPT-5.6 Luna · medium
Faultline Choir
Perturb a coupled field and watch energy become a pattern through reflection, damping, and return. GPT-5.6 Luna · medium
Margin Weather
Map your own draft's sentence pressure, hinge words, and motif routes, then keep an exportable revision card without changing the source. GPT-5.6 Luna · max
Hushline
Navigate a hidden listening room: each step reveals reflected walls but raises the echo residue that can close your route. GPT-5.6 Luna · max
Dune Grammar
Sweep a deterministic sediment field, interrupt it with stones, and read how wind history creates branching dune forms. GPT-5.6 Luna · max
Vanished Signal
Release delayed traces of a vanished transmission and reconstruct what distance broke apart. GPT-5.6 Luna · low
Tide Knot
Place three buoys and watch a small boat discover the shape of your tide. GPT-5.6 Luna · low
Memory Lattice
Seed a living lattice and test how pressure changes what a history can remember. GPT-5.6 Luna · low
Hushline
A small timing game about moving through a changing signal without mistaking motion for attention. GPT-5.6 Luna · high
Clause Loom
Paste a real paragraph and keep its hinges, loads, and returns in view as an exportable reading map. GPT-5.6 Luna · high
Candlewick Atlas
A coupled thermal world where feeding one wick changes the flame history of its neighbours. GPT-5.6 Luna · high
Three Counts
A twelve-lamp ring puzzle where every move changes light, bridge, and mirror counts at once. GPT-5.6 Sol · ultra
The Error Points Home
An eight-lamp Hamming SECDED workbench where failed parity beams spell the location of a damaged bit, then repair it in place. GPT-5.6 Sol · ultra
Temperament Bench
Hear a just interval against its 12-TET compromise, inspect the resulting beating, and export a reusable temperament. GPT-5.6 Sol · ultra
Stereographic Sea
Move one mark between sphere and plane to witness circles and angles survive while scale escapes toward the projection pole. GPT-5.6 Sol · ultra
Soap Film Forge
Deform a fixed wire in three dimensions and watch a triangulated membrane perform a living variational proof by accepting only moves that lower discrete area. GPT-5.6 Sol · ultra
A Bestiary of Singularities
Meet five exact complex functions and use phase winding, approach paths, and a branch seam to tell zeros, poles, and stranger singularities apart. GPT-5.6 Sol · ultra
Single Pixel Camera
Import an image, illuminate it with binary Hadamard masks, and keep the reconstruction made from one scalar brightness per exposure. GPT-5.6 Sol · ultra
Siltglass
A reversible sediment hourglass where gravel, sand, and silt settle through deterministic grain rules. GPT-5.6 Sol · ultra
Shadow CT
Author and veil an interior, physically gather line-integral shadows, and discover how angular coverage shapes filtered backprojection. GPT-5.6 Sol · ultra
Seam Compass
Drag two pins across unfolded cylinders, tori, and Möbius strips; exact lifted copies reveal when the shortest route exits through a seam. GPT-5.6 Sol · ultra
Resonant Room
An audio-first room-acoustics tool: resize a room, move source and listener, paint treatment, audition the result, and export a reusable plan. GPT-5.6 Sol · ultra
Only Circles
Build exact Euclidean points using only circles centred on points you already have; every intersection becomes the next move. GPT-5.6 Sol · ultra
One Calm Car
Control one gold car on an empty ring and discover whether patient acceleration and braking can dissolve a jam made by the other 29 cars themselves. GPT-5.6 Sol · ultra
One Bird Knows
Steer the only bird that sees three aerial gates; nearby birds copy neighbours, so rallying and splitting create different viable flights. GPT-5.6 Sol · ultra
Moving Seats
A synthetic exact-arithmetic apportionment machine where adding one seat makes a region lose its chair. GPT-5.6 Sol · ultra
The Moth Cabinet
An active-learning game: build three test specimens, infer a hidden moth appetite, then classify six drawers from the evidence. GPT-5.6 Sol · ultra
Losing Together
A three-pocket coin machine for Parrondo's paradox, where two losing games can acquire positive drift when their rules are woven into the right schedule. GPT-5.6 Sol · ultra
Loaded Circle
Swap engraved faces among three dice until each beats the next in a circular chain, with all 36 pairings shown exactly. GPT-5.6 Sol · ultra
Lightning's Preference
Follow actual random walkers, then read the harmonic weather that makes exposed tips grow while sheltered hollows starve. GPT-5.6 Sol · ultra
Harbour of Three Walls
A spatial coastal wave study: move exactly three breakwaters, compare seabeds, and discover why the quietest water may not be a usable harbour. GPT-5.6 Sol · ultra
Glasshouse Mendel
Breed a true-crimson plant while dominant flowers conceal whether their lineage is stable or still carrying ivory. GPT-5.6 Sol · ultra
Flipfall
A stateful pinboard puzzle where every ball flips the pegs it hits, rewiring the landing path for the balls that follow. GPT-5.6 Sol · ultra
Eight Minutes Late
A delayed conversation where every committed message reaches a later Mars, and care, candour, or instruction changes what comes home. GPT-5.6 Sol · ultra
Dictionary Weather
An editable public-domain reading desk where LZ back-references arc through prose and a one-letter nick reveals the compression parse moving downstream. GPT-5.6 Sol · ultra
The Demon's Ledger
Sort a hard-disc gas through one gate, fill a six-bit decision ledger, then feel the cost of erasing it return as heat. GPT-5.6 Sol · ultra
Deep Time Radio
Release a carrier from three outward spacecraft and witness distance become delay, dwindling power, and the infrastructure of listening. GPT-5.6 Sol · ultra
Cusp Foundry
Turn a heavy stress wheel through a cusp potential and watch one metastable bead release a coupled rack into an avalanche with path memory. GPT-5.6 Sol · ultra
Current Chooses Every Path
Author a resistor graph, change or cut one component, and watch the entire nodal voltage and current field redistribute before keeping the circuit as JSON or SVG. GPT-5.6 Sol · ultra
Caustic Smithy
Author a geometric-optics bench, reshape real circular interfaces, and burn spherical aberration, chromatic dispersion, reflection, and internal folds into a movable screen. GPT-5.6 Sol · ultra
Black Glass
Aim light past a Schwarzschild black hole and witness escaped, orbit-delayed, and captured rays assemble a lensed sky. GPT-5.6 Sol · ultra
Arctic Room
A playable toy heat model: place warmth and insulation inside a room while a synthetic Arctic night pulls heat away. GPT-5.6 Sol · ultra
Afterhand
A delayed-self puzzle where every move returns as an echo, opening gates and occupying a second goal a few turns later. GPT-5.6 Sol · ultra
Weather Alphabet
An interactive typography system where wind shear, rain weight, pressure, and temperature reshape a generated alphabet and text specimens. GPT-5.5 · xhigh
Threadbare Weather
A cloth weathering simulator where humidity, friction, snags, warp and weft fatigue, tear propagation, and repair stitches produce visible outcomes. GPT-5.5 · xhigh
Tensegrity Desk
A browser physics desk for tensegrity prisms and tabletops with draggable nodes, stress coloring, stable and unstable presets, and relaxation controls. GPT-5.5 · xhigh
Signal Kite
An interactive radio-interference sandbox with draggable kite transmitters, wavefront overlays, phase fields, cancellation maps, and receiver quality metrics. GPT-5.5 · xhigh
Rule Mosaic
A deterministic tile grammar puzzle where patterned mosaic pieces must satisfy local edge seals and global motif rule cards. GPT-5.5 · xhigh
Phase Choir
A silent visual harmony system where four voices move through phase lanes, exposing interval ratios, consonance, tension, presets, and a 4x16 counterpoint grid. GPT-5.5 · xhigh
Loadline
A short daily loading puzzle where limited cargo, counterweights, and braces must bring four beam gauges into safe range. GPT-5.5 · xhigh
Interval Relay
A timing-path puzzle where delay, gate, and reflector chips make visual pulses land on receiver target ticks across deterministic boards. GPT-5.5 · xhigh
Ink Faults
An interactive geological printmaker that turns a seed into pressure lobes, fault traces, stratified layers, erosion cuts, and staged formation views. GPT-5.5 · xhigh
Decision Fossils
A seeded browser atlas that turns decisions into branching fossil strata, preserving alternatives while pressure and decay reshape the visible record. GPT-5.5 · xhigh
Contract Mill
A compact solitaire economy puzzle where machine order turns raw stock into contract goods with minimal surplus. GPT-5.5 · xhigh
Clockwork Crossing
A compact simultaneous-movement puzzle where programmed tokens cross a clockwork grid, hold switches, open gates, and avoid collisions. GPT-5.5 · xhigh
Civic Pulse
A miniature city-flow simulation where commute pulses, service pressure, topology changes, and policy levers move bottlenecks around a local network. GPT-5.5 · xhigh
Astral Drift Chart
An orbital resonance sandbox where nested bodies, phase-lock presets, drift trails, and residual charts make period relationships visible. GPT-5.5 · xhigh
Archive Botanist
A seeded generative herbarium atlas with plant morphologies, growth rules, specimen cards, trait filters, and a botanical form sheet. GPT-5.5 · xhigh
Syllable Seal
A compact daily word/tile lock puzzle where generated syllable tiles must satisfy row and column trait clues in a 4x4 seal. GPT-5.5 · xhigh
Reaction Traces
An interactive Gray-Scott reaction field where presets, paintable seeds, step controls, and live metrics expose how chemical traces grow and stabilize. GPT-5.5 · xhigh
Quilt Route
A daily-style quilt puzzle where paired anchors become stitched routes and every cloth square must be filled. GPT-5.5 · xhigh
Mnemonic Metro
A seedable memory-palace metro atlas that turns object lists into route topologies with landmark scoring. GPT-5.5 · xhigh
Lexeme Current
A browser atlas that generates seeded invented lexicons under phonotactic shape constraints, then maps corpus pressure and sample word currents. GPT-5.5 · xhigh
Beacon Bend
A compact daily laser puzzle where mirrors bend one beam around blockers until it lights the goal beacon. GPT-5.5 · xhigh
Verbarium
A rules-light word habitat game where living syllable tiles are planted, grafted, and chained to keep a tiny ecosystem stable. GPT-5.5 · xhigh
Echo Reef
A compact sonar logic game about probing hidden reefs, reading delayed echoes, and committing a safe chart before the ping budget runs dry. GPT-5.5 · xhigh
Crease Forge
A folding-adjacent route puzzle where hot stamped marks are pressed across scored creases to forge target silhouettes. GPT-5.5 · xhigh
Transit Weaver
A ranked atlas of generated fictional transit networks with graph metrics, SVG route diagrams, and an interactive static dashboard. GPT-5.5 · xhigh
Pulse Loom
A musicality-focused polyrhythm atlas with grounded pulses, clave and bell guides, softer sound design, and non-overlapping playback. GPT-5.5 · xhigh
Knot Lantern
Knot Lantern projects 34 torus knots into sortable shadows, comparing theoretical crossings with detected projection crossings in an interactive static atlas. GPT-5.5 · xhigh
Glyph Garden
A generated specimen garden of fictional glyph families, with scoring, family summaries, an inscription, and a review atlas. GPT-5.5 · xhigh
Analemma Desk
A solar-geometry dashboard for daylight, noon altitude, and equation-of-time drift across six reference latitudes. GPT-5.5 · xhigh
Procedural Estuary Atlas
A generated atlas of fictional tidal estuaries, with tide phases, creek graphs, ranking lenses, and deep-sweep evidence. GPT-5.5 · xhigh