GPT-6 Astra
OpenAI. Run in Codex CLI, OpenCode, Raw API call.
264 runs on 215 prompts · 98% finished
Results
The best run of each of its 215 tests first, then every other run. Filter them in the explorer
260 finished runs
Live scene




Live scene
Live demo
Live demo
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Live scene
Live scene
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Live demo
Live demo
Live scene
Live sceneVintage biplane aerobatics over a grass airfield (Three.js)
GPT-6 Astra
Raw API (one-shot)
raw API baseline
Live sceneRetro arcade claw machine with pastel plush prizes (Three.js)
GPT-6 Astra
Raw API (one-shot)
raw API baseline
Numbers: finish rate, cost, wall time, draft scores
- Runs
- 264
- on 215 prompts
- Finished
- 98%
- 260 of 264
- Median cost, finished run
- $0.87
- n=258
- Median wall time, finished run
- 5m 14s
- n=260
- Recorded spend
- $743.43
- $1.26 on unfinished runs; 3 without a recorded cost
From the numbers
Set against the other models with at least 3 runs (top or bottom third), and its draft-score ranks within single prompts. Nothing here is averaged across prompts.
Strengths
- 260 of 264 runs finished: 5th of 24 models with at least 3 (finish rate)
- Draft score 9.5/10 on Pelican riding a bicycle (control) (in Codex CLI): ranked 1st of 13
- Draft score 9/10 on MacBook Pro 16" realistic 3D render (Playcode benchmark) (in OpenCode): ranked 2nd of 12
- Draft score 9.5/10 on Animated pelican riding a bicycle (SMIL/CSS) (in OpenCode): ranked 2nd of 12
- Draft score 9.5/10 on Isometric SVG town with sprite sheet (in Codex CLI): ranked 2nd of 11
- Draft score 9.5/10 on Isometric SVG town with sprite sheet (in OpenCode): ranked 2nd of 11
Weaknesses
- 3 runs ended as the model's own failure (DNF, class MODEL)
- Other unfinished runs, not counted against the model: 1 INFRA
Best and hardest run
Best run
Picked as its best draft-score rank on a prompt.
-
GPT-6 Astra, Codex CLI, Pelican riding a bicycle (control)
Codex CLI 0.156.1, xhigh effort, via OpenAI
skills off
3m 11s
$0.74 estimated
OK
AI judge 9.5/10 Draft scorerubric
Hardest run
Picked as its costliest run that did not finish.
-
Did not finish · re-run queued
GPT-6 Astra, raw API call, threejs_mechanical_bee
Raw API call, via OpenAI
raw API baseline
Error
11m 16s $0.79 estimated
Draft scores by prompt
| Isometric SVG town with sprite sheet | Codex CLI | 9.5/10 draft | 2nd of 11 |
|---|---|---|---|
| Isometric SVG town with sprite sheet | OpenCode | 9.5/10 draft | 2nd of 11 |
| Lighthouse on a headland at night | Codex CLI | 8/10 draft | 6th of 12 |
| Lighthouse on a headland at night | OpenCode | 8/10 draft | 6th of 12 |
| MacBook Pro 16" realistic 3D render (Playcode benchmark) | OpenCode | 9/10 draft | 2nd of 12 |
| MacBook Pro 16" realistic 3D render (Playcode benchmark) | Codex CLI | 8.5/10 draft | 6th of 12 |
| Pelican riding a bicycle (control) | Codex CLI | 9.5/10 draft | 1st of 13 |
| Pelican riding a bicycle (control) | OpenCode | 9/10 draft | 6th of 13 |
| Animated pelican riding a bicycle (SMIL/CSS) | OpenCode | 9.5/10 draft | 2nd of 12 |
| Animated pelican riding a bicycle (SMIL/CSS) | Codex CLI | 9/10 draft | 6th of 12 |
By harness
| Codex CLI | 67 | 67 | 100% | $5.99 n=67 | 25m 22s n=67 |
|---|---|---|---|---|---|
| OpenCode | 50 | 49 | 98% | $4.30 n=49 | 18m 28s n=49 |
| Raw API call | 147 | 144 | 98% | $0.61 n=142 | 3m 46s n=144 |
All 215 tests and experiment collections
- Fjord scene (Three.js) (2 runs)
- DualSense controller, max fidelity (3 runs)
- Animated pelican riding a bicycle (SMIL/CSS) (2 runs)
- Isometric SVG town with sprite sheet (2 runs)
- Pelican riding a bicycle (control) (2 runs)
- MacBook Pro 16" realistic 3D render (Playcode benchmark) (2 runs)
- Lighthouse on a headland at night (2 runs)
- Dragon ship (2 runs)
- Live watercolour: Venetian canal (1 run)
- Chart morph (bars, line, donut) (1 run)
- 017 Typewriter Poem (1 run)
- 016 Heartbeat Line (1 run)
- 013 Soft Body Blobs (1 run)
- 011 Pure CSS Sunset (1 run)
- 009 Forest Fire Automaton (1 run)
- 002 Pendulum Wave (1 run)
- X16 engine (2 runs)
- Ant vs gardener (2 runs)
- Momijigari (2 runs)
- Animated short (HTML/JS) (3 runs)
- Codrops-style scroll story: the life of a raindrop (1 run)
- Artwork style pass (1 run)
- Vintage biplane aerobatics over a grass airfield (Three.js) (1 run)
- Retro arcade claw machine with pastel plush prizes (Three.js) (1 run)
- Four-stroke engine cutaway: crank, piston and cam-driven valves (Three.js) (1 run)
- Hot air balloon festival over rolling fields (Three.js) (1 run)
- Synthwave hover-bike racer on a neon grid highway (Three.js) (1 run)
- Outer-space pinball table with planet bumpers (Three.js) (1 run)
- Floating pirate island diorama with a cliff cross-section (Three.js) (1 run)
- Rube Goldberg breakfast machine on a kitchen countertop (Three.js) (1 run)
- Victorian optical toys in 3D: zoetrope, phenakistiscope, praxinoscope (Three.js) (1 run)
- Impressionist world (1 run)
- Power grid day (2 runs)
- World weather stations (2 runs)
- Football league season (2 runs)
- Mobile touch arcade game (2 runs)
- Marathon results (2 runs)
- Saas growth metrics (2 runs)
- Maze generate and solve (2 runs)
- Coffee chain sales (2 runs)
- Ecommerce funnel (2 runs)
- Drum machine daw (2 runs)
- Raft consensus (1 run)
- GPU boids 50k (2 runs)
- Paint studio (2 runs)
- Code editor (2 runs)
- Kanban board (1 run)
- Hash table showdown (1 run)
- Calendar planner (2 runs)
- Photo editor (1 run)
- Mst kruskal prim (1 run)
- Team chat (1 run)
- Balanced trees (1 run)
- Edit distance dp (1 run)
- Fourier epicycles (1 run)
- Spreadsheet (2 runs)
- Retro desktop (2 runs)
- Sorting race (2 runs)
- Pathfinding race (2 runs)
- Video printing press collage hyperframes (1 run)
- Folding road (3 runs)
- Creature robot blueprint (1 run)
- Procedural armor suit (1 run)
- Humanoid walk cycle (1 run)
- Spongebob (1 run)
- Xbox 360 controller (3 runs)
- Artemis II (2 runs)
- Steam locomotive (1 run)
- Latte Art (1 run)
- Ladybug on a Leaf (1 run)
- Knight in Armour (1 run)
- Kingfisher Diving (1 run)
- Kids Building a Snowman (1 run)
- Ring of Keys (1 run)
- Five-Storey Pagoda (1 run)
- Seigaiha Wave Pattern (1 run)
- Jack-o'-Lanterns (1 run)
- Isometric Space Station (1 run)
- Isometric Workspace (1 run)
- Isometric Harbour (1 run)
- Isometric Farm (1 run)
- Isometric Coffee Shop (1 run)
- Isometric Cube Illusion (1 run)
- Melting Ice Cream Cone (1 run)
- Lighthouse diorama (1 run)
- Human Skeleton (1 run)
- Human Heart Anatomy (1 run)
- Human Eye Diagram (1 run)
- Hourglass (1 run)
- Hot Air Balloons (1 run)
- Honeybee on Honeycomb (1 run)
- Rescue Helicopter (1 run)
- Over-Ear Headphones (1 run)
- Hand Holding Five Fruits (1 run)
- Chess set midgame (1 run)
- Drippy BOO Lettering (1 run)
- Greek Temple (1 run)
- Sci fi helmet (1 run)
- Grand Piano (1 run)
- Gothic Cathedral Facade (1 run)
- Good Vibes Retro Type (1 run)
- Glitch Text (1 run)
- Straw in a Glass (1 run)
- Victorian Glasshouse (1 run)
- Gardener Watering Plants (1 run)
- Fruit Bowl Still Life (1 run)
- Retro Handheld Console (1 run)
- Fractal Tree (1 run)
- Fountain Pen and Ink (1 run)
- Food Pyramid (1 run)
- Floating Islands (1 run)
- Coffee Decision Flowchart (1 run)
- Flamingo on One Leg (1 run)
- 35mm Film Camera (1 run)
- Fantasy World Map (1 run)
- File Upload Dropzone (1 run)
- Vintage rangefinder camera (1 run)
- Pyramids at Sunset (1 run)
- Cosy isometric study (1 run)
- Basket of Painted Eggs (1 run)
- Windmill by a Canal (1 run)
- Drum Kit (1 run)
- Quadcopter Drone (1 run)
- 3D Block Letters (1 run)
- Dragonfly Over Pond (1 run)
- Dragon Coiled on a Tower (1 run)
- Energy Mix Donut Chart (1 run)
- DNA Double Helix (1 run)
- Festival Oil Lamps (1 run)
- Group Selfie (1 run)
- Noir Detective (1 run)
- Desk Lamp and Books (1 run)
- Desert Dunes at Night (1 run)
- Cycling Peloton (1 run)
- Sales Dashboard Card (1 run)
- Cyberpunk Alley (1 run)
- Top-Down City Park (1 run)
- Chalkboard Coffee Lettering (1 run)
- Circuit Board Close-Up (1 run)
- Chessboard Mid-Game (1 run)
- Chef Flipping a Pan (1 run)
- Container Ship (1 run)
- Chat Conversation UI (1 run)
- Canyon River (1 run)
- Campus Map (1 run)
- Lowpoly dragon (2 runs)
- Calendar Month View (1 run)
- Butterfly Life Cycle (1 run)
- Exploded Burger (1 run)
- Bubble Tea (1 run)
- Breakfast Skillet (1 run)
- Boxing Ring (1 run)
- Labelled Bicycle Diagram (1 run)
- Bauhaus Composition (1 run)
- Basketball Slam Dunk (1 run)
- Battery Level Icons (1 run)
- Baseball Stadium (1 run)
- Barn Owl in Flight (1 run)
- Ballet Dancer (1 run)
- Fruit Sales Bar Chart (1 run)
- Autumn Forest Path (1 run)
- Bohr Model of an Atom (1 run)
- Stargazer with Telescope (1 run)
- Floating Astronaut (1 run)
- Art Deco Skyscraper (1 run)
- Flat App Icon Set (1 run)
- Ant Colony Cutaway (1 run)
- Illustrated Alphabet A B C (1 run)
- Alien Planet (1 run)
- Acoustic Guitar (1 run)
- Twin-Bell Alarm Clock (1 run)
- Night Train (1 run)
- 018 Step Sequencer Grid (1 run)
- 015 Color Palette Studio (1 run)
- Koi Pond Garden (1 run)
- 014 Snake Reimagined (1 run)
- 012 Magnetic Filings (1 run)
- 010 Toggle Switch Gallery (1 run)
- 008 Pocket Theremin (1 run)
- 007 Kinetic Headline (1 run)
- 005 Focus Timer Orbit (1 run)
- 006 Rainfall Bars (1 run)
- Hummingbird at Flower (1 run)
- Corgi Catching a Frisbee (1 run)
- Polar Bear on Ice Floe (1 run)
- Hedgehog Under Mushroom (1 run)
- Wolf Howling at Moon (1 run)
- Chameleon on a Branch (1 run)
- Giraffe Side Profile (1 run)
- Panda Eating Bamboo (1 run)
- Swimming Sea Turtle (1 run)
- Octopus Juggling Teacups (1 run)
- 003 Orbital Coffee Landing (1 run)
- Elephant Calf Mud Bath (1 run)
- 004 Brick Breaker Neon (1 run)
- Sleeping Curled Cat (1 run)
- Red Fox in Snow (1 run)
- 001 Ink Bloom Garden (1 run)
- GPU fluid sim (1 run)
- Tidewater (2 runs)
- Space bunny (2 runs)
- Jellyfish (2 runs)
- Pelican car france (2 runs)
- Dolphin vlog bicycle (2 runs)
- Donut (1 run)
- Eiffel (2 runs)
- Whale clouds (2 runs)
- BMW M4 Competition, side view (flat vector) (2 runs)
- California brown pelican riding a bicycle (detailed spec) (2 runs)
- Humanoid motion cycle (1 run)
- Mechanical bee (1 run)
- Geometric Star Tiling (1 run)
- Hello Neon Sign (1 run)
Experiment collections: HTML Files (63) · SVG (138) · Three.js (41) · Blender (11) · Harness lane (264)