Side by side
Compare two models
Put two models side by side. Same tests, same units. Each row names its leader.
The short answer · test kit v0.2
Grok 4.5 completed the fixed check 1.8× faster than GPT-5.6 Sol.
- Grok 4.5
- 38.2answer tok/s · 6.26s total
- Opus 5
- 33.5answer tok/s · 7.21s total
- GPT-5.6 Sol
- 21.9answer tok/s · 11.1s total
Speed is one question. Check the answered-when-scheduled row too — a quick model that keeps failing is not the quicker tool in practice.
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Row by row
The marked cell leads its row. An empty typical result means fewer than 12 completed checks in this window — not zero.
| Row | GPT-5.6 Sol | Opus 5 | Grok 4.5 |
|---|---|---|---|
| Write speedvisible answer tokens per second · hidden thinking does not raise it · higher is better | 21.9answer tok/s | 33.5answer tok/s | 38.2leadsanswer tok/s |
| Time to first wordhow long the screen stays blank · Codex does not stream, so its cell stays empty · lower is better | — | 2.72sleads | 3.10s |
| Typical waitstart to finish for the whole command · lower is better | 11.1s | 7.21s | 6.26sleads |
| Answered when scheduledcompleted correct answers out of all scheduled checks in 24 hours · higher is better | 21/24 (88%) | 24/24 (100%)leads | 24/24 (100%) |
Every row covers the last 24 hours. Test kit v0.2 rows only.
How to read this
Add a third model to the web address with ?c=sonnet. Every number follows the same rules as the home board: current or raw-recovered compatible speed rows, right answers only, one try per round. Units are spelled out on How we test.
Matchups worth opening
One click loads the whole card.
Best of each lab
Fable 5GPT-5.6 SolGrok 4.6
The top model from Anthropic, OpenAI, and xAI — Fable 5, GPT-5.6 Sol, and Grok 4.6 — on one card.
Fable 5 vs Opus 5
Fable 5Opus 5
Anthropic’s two flagships against each other. Same app, same think setting.
More matchups
The quick ones, the middle weights, and Grok old vs new live with the other pins.