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GPT-6.1 Sol

OpenAI · GPT Sol series · released 29 Sep 2026

GPT-6.1 SolNo clear lean214 opinionssince 25 Sep356 mentions
01020304025507560708090100ticks: the 41 other rated modelsClaude Haiku 4.5, 30Claude Opus 5.5, 71

No clear lean

Reddit has no clear lean on GPT-6.1 Sol: an index of 54 from 214 opinions since 25 Sep; its 95% interval, 50–59, crosses neutral 50. That is =16 of the 42 rated models, level with Gemini 3.8 Flash and GPT-5.6 Sol.

Cost draws the most praise, 88% of 88 opinions; speed splits about even.

Per day

UTC days since collection began. Each day's own index at its value, with its 95% interval.

  1. Fri 25 Sep0
    0 opinions, no index below 10
  2. Sat 26 Sep3
    0 opinions, no index below 10
  3. Sun 27 Sep4
    0 opinions, no index below 10
  4. Mon 28 Sep5
    1 opinion, no index below 10
  5. Tue 29 Sep325
  6. Wed 30 Sep19 so far

No day's own interval excludes the week's 54: the days' spread, 54–54, is within noise at 26–187 opinions a day.

Praised and criticised

Share of the opinions on each topic that praise it. Tagged by a language model; topics never feed the index.

  1. Costmostly praised88
  2. Speedsplit30
  3. Codingmostly praised25
  4. Intelligencesplit18
  5. Follow-throughsplit13

Reddit and the benchmarks

Its rank on each list, bottom to top. Outside numbers sit beside Reddit and never feed its index. Hover a name for the value and its source.

$2 in / $10 out per million tokens · 1.05M context · reasoning mode · OpenRouter, 30 Sep

Per subreddit

The model's index within each subreddit, from 10 opinions.

  1. r/codex102
  2. r/singularity45
  3. r/OpenAI44
  4. r/ChatGPT17

Threads behind the opinions

The 20 threads with the most opinions about this model. A thread's index shows from 10 opinions.

ThreadSubredditOpinionsIndex
GPT-6.1 Sol - Apparently near-Astra performance for complex work at a lower cost.r/singularity1943
Give your 6.1 Sol verdict.r/codex1350
hello, 6.1 solr/codex1139
Has anyone tried Sol 6.1 on a real project yet?r/codex1048
SOL 6.1 is OUT!!!r/codex9–
GPT 6.1 Sol is out at Astra levelr/OpenAI8–
I don't understand the constant bashing of GPT 6/6.1 Sol's performance relative to 5.6 and Astra. Why are we ignoring the elephant in the room, the absurd price + efficiency gains? It costs half as much as Sonnet 5.5, 1/3rd of 5.6 Sol, 1/5th of Opus 5.5, and 1.7th of Astra.r/ChatGPT7–
Perhaps Sol 6.1 is not that bad after all. I’ve spent 160% of my quota on Astra trying to solve a bottleneckr/codex7–
sol 6.1 benchmarks out on artificialanalysisr/codex7–
I don't understand the constant bashing of GPT 6/6.1 Sol's performance relative to 5.6 and Astra. Why are we ignoring the elephant in the room, the absurd price + efficiency gains? It costs half as much as Sonnet 5.5, 1/3rd of 5.6 Sol, 1/5th of Opus 5.5, and 1.7th of Astra.r/singularity6–
tibo explains the pro 20x changesr/codex6–
AA Intelligence Index Results Came for GPT-6.1 Sol. Behind Opus 5.5, Sonnet 5.5, Fable 5.1, and Astra.r/singularity5–
OpenAI launches GPT-6.1 Solr/OpenAI5–
My tldr for OpenAI dev dayr/singularity4–
Dev Day Lr/codex4–
GPT-6.1 Sol is very good for the Plus usersr/codex3–
AA's New Pareto Line With GPT-6.1 Solr/singularity3–
Sol 6.1 vs Astra vs Opus 5.5. All Medium.r/codex3–
Yay or nay?r/OpenAI3–
ChatGPT 6.1 Solr/OpenAI3–