Gemini 4 Argon vs GPT-6.1 Terra
aka Argon vs OpenAI GPT-6.1 Terra
- Author picksGemini 4 Argon2–0
- CheaperGPT-6.1 Terra2/2 postsmedian gap ~5×
- FasterGemini 4 Argon3/5 postsmedian gap ~1.4×
As stated in each post, not a controlled benchmark.
Posts
12Euro Truck Simulator remake, Argon vs Terra: Gemini 4 Argon, GPT-6.1 Terra. Posted by @kepochnik.
Convertible on a sunset road, Argon vs Terra vs Fable: Gemini 4 Argon, GPT-6.1 Terra, Claude Fable 5.1. Posted by @AI_Screening.
Tank ambush scene, four affordable models: GPT-6.1 Terra, Gemini 4 Argon, DeepSeek V4.1 Flash 1017, Muse Wonder 1.0. Posted by @RafaCrackYT.
Same build, Gemini 4 Argon vs GPT-6.1 Terra: Gemini 4 Argon, GPT-6.1 Terra. Posted by @AI_Screening.
Three.js scene rebuild, five models ranked: Claude Opus 5.5, GPT-6.1 Sol, Claude Sonnet 5.5, GPT-6.1 Terra, Gemini 4 Argon. Posted by @itsgarycheung.
Blender creature animation, GPT-6.1 Terra vs Gemini 4 Argon: GPT-6.1 Terra, Gemini 4 Argon. Posted by @vtuberkaibou.
Night Train prompt, three models: GPT-6.1 Terra, Gemini 4 Argon, GPT-6.1 Sol. Posted by @EnvolDev.
Falling holographic Pokémon card, four models: GPT-6.1 Terra, Claude Opus 5.5, Gemini 4 Argon, Muse Wonder 1.0. Posted by @Terry_Djony.
Blender axe, five models side by side: GPT-6.1 Terra, GPT-6.1 Sol, Kimi K3.1 Pro, DeepSeek V4.1 Flash 1017, Gemini 4 Argon. Posted by @sshayahmet.
Supercar drive, three labs' agents on day one: GPT-6.1 Terra, Claude Opus 5.5, Gemini 4 Argon. Posted by @agentsky_dev.
Floating MacBook, GPT-6.1 Terra vs Gemini 4 Argon: GPT-6.1 Terra, Gemini 4 Argon. Posted by @chasen_liao.
Same prompt, separate runs
6Not a controlled comparison: prompts, tools and time differ.
About this matchup
Gemini 4 Argon vs GPT-6.1 Terra in real side-by-side tests: 12 posts from X where both got the same prompt; 6 posts report cost or time. Judge coding ability from the actual outputs.
Gemini 4 Argon vs GPT-6.1 Terra: which is better for coding?
Which is better for coding, Gemini 4 Argon or GPT-6.1 Terra?
Author picks: where the author preferred one of the two, they picked Gemini 4 Argon twice and GPT-6.1 Terra never. That covers 2 of the 12 posts here; each post is a different task, so watch the outputs above for the work you care about.
Which is cheaper, Gemini 4 Argon or GPT-6.1 Terra?
2 posts state a cost for both: GPT-6.1 Terra was cheaper in both (median gap ~5×). These are the costs the posts state for each run, not list prices.
Which is faster, Gemini 4 Argon or GPT-6.1 Terra?
5 posts state a time for both: Gemini 4 Argon was faster in 3; GPT-6.1 Terra in 2 (median gap ~1.4×). Times are as stated in each post; tools and settings differ between posts.
Summary
Gemini 4 Argon and GPT-6.1 Terra appear together in 12 posts on X: four builds each: Argon, Kimi, Terra and Opus (@DanielZambrini), euro Truck Simulator remake, Argon vs Terra (@kepochnik), convertible on a sunset road, Argon vs Terra vs Fable (@AI_Screening), tank ambush scene, four affordable models (@RafaCrackYT), same build, Gemini 4 Argon vs GPT-6.1 Terra (@AI_Screening) and 7 more. 8 of them are part of larger lineups with other models. In @EnvolDev's night Train prompt, three models, GPT-6.1 Terra was cheaper ($0.57 vs $3.40) and Gemini 4 Argon was faster (4.3 min vs 11.2 min), as reported in the post. In @chasen_liao's floating MacBook, GPT-6.1 Terra vs Gemini 4 Argon, GPT-6.1 Terra was faster (90 s vs 3 min), as reported in the post. In @kepochnik's euro Truck Simulator remake, Argon vs Terra, Gemini 4 Argon was faster (28 min vs 40 min), as reported in the post. In @agentsky_dev's supercar drive, three labs' agents on day one, GPT-6.1 Terra was cheaper ($0.12 vs $0.48) and faster (3.5 min vs 8.7 min), as reported in the post. In @RafaCrackYT's tank ambush scene, four affordable models, Gemini 4 Argon was faster (1 h 15 min vs 2 h 44 min), as reported in the post.
What each post reports
Only numbers stated in each post. “—” means the post doesn’t say.
Quick facts
| Model | Vendor | Released | Input $/1M tokens | Output $/1M tokens | Context (tokens) | Official links |
|---|---|---|---|---|---|---|
| Gemini 4 Argon | 2026-10-13 | $2introductory price through Nov 30, 2026; $4 after | $10introductory price through Nov 30, 2026; $20 after | 1,048,576 | Model docs · Pricing | |
| GPT-6.1 Terra | OpenAI | 2026-10-26 | Announcement |
From the vendors’ official pages, checked 2026-10-26. Standard API list prices; each value links its source and a blank cell could not be verified. The archive’s own numbers above are what each post states.
Who won where
4- Euro Truck Simulator remake, Argon vs TerraThe poster names Gemini 4 Argon the winner.— the author’s view, @kepochnik (paraphrased)
- Tank ambush scene, four affordable modelsThe poster says GPT-6.1 Terra came out pretty solid.— the author’s view, @RafaCrackYT (paraphrased)
- Same build, Gemini 4 Argon vs GPT-6.1 TerraThe poster says Gemini 4 Argon completely washes Terra here.— the author’s view, @AI_Screening (paraphrased)
- Floating MacBook, GPT-6.1 Terra vs Gemini 4 ArgonThe poster says Argon's laptop has 3D keycaps, a camera notch and close-up views, while Terra's is flat with a blurry keyboard texture.— the author’s view, @chasen_liao (paraphrased)
Prompts shown in the posts
A holographic Pokémon card fluttering down from the sky until it lands — @Terry_Djony























