GPT-5.1
GPT-5.1 is the latest frontier-grade model in the GPT-5 series, offering stronger general-purpose reasoning, improved instruction adherence, and a more natural conversational style compared to GPT-5.
text + image + file → text · made by OpenAI
$1.25→$10per Mtok in / out
OpenAI · 8 sellers
Sold by 26 ways
| Seller | Lane | Rate |
|---|---|---|
| Microsoft Azure AI cloud | batch | $0.69per Mtok in$5.5per Mtok out$0.062per Mtok cachedraw.githubusercontent.com · read 2026-10-31 |
| Databricks cloud | standard | $1.25per Mtok in$10per Mtok out$0.12per Mtok cached$1.25per Mtok cache writemodels.dev · read 2026-10-31 |
| Microsoft Azure AI cloud | standard | $1.25per Mtok in$10per Mtok out$0.12per Mtok cachedmodels.dev · read 2026-10-31 |
| OpenAI api | standard | $1.25per Mtok in$10per Mtok out$0.12per Mtok cacheddevelopers.openai.com · read 2026-08-24 |
| Databricks cloud | priority | $2.5per Mtok in$20per Mtok out$0.25per Mtok cachedraw.githubusercontent.com · read 2026-10-31 |
| Microsoft Azure AI cloud | priority | $2.75per Mtok in$22per Mtok out$0.28per Mtok cachedraw.githubusercontent.com · read 2026-10-31 |
| Requesty 2 ways | $0.56per Mtok in$4.5per Mtok out$0.056per Mtok cached | |
| Requesty aggregatornot on the seller's list today | openai flex | $0.56per Mtok in$4.5per Mtok out$0.056per Mtok cachedrouter.requesty.ai · read 2026-08-25 |
| Requesty aggregatornot on the seller's list today | openai-responses flex | $0.56per Mtok in$4.5per Mtok out$0.056per Mtok cachedrouter.requesty.ai · read 2026-08-25 |
| Requesty aggregatornot on the seller's list today | azure eastus2 | $1.12per Mtok in$9per Mtok out$0.11per Mtok cachedrouter.requesty.ai · read 2026-08-25 |
| Requesty aggregatornot on the seller's list today | azure francecentral | $1.24per Mtok in$9.9per Mtok out$0.12per Mtok cachedrouter.requesty.ai · read 2026-08-25 |
| Requesty aggregatornot on the seller's list today | azure swedencentral | $1.24per Mtok in$9.9per Mtok out$0.12per Mtok cachedrouter.requesty.ai · read 2026-08-25 |
| Requesty aggregator | azure | $1.25per Mtok in$10per Mtok out$0.12per Mtok cachedrouter.requesty.ai · read 2026-10-10 |
| Requesty aggregator | openai | $1.25per Mtok in$10per Mtok out$0.12per Mtok cachedrouter.requesty.ai · read 2026-10-10 |
| Requesty aggregatornot on the seller's list today | openai-responses | $1.25per Mtok in$10per Mtok out$0.12per Mtok cachedrouter.requesty.ai · read 2026-09-11 |
| Nous Research 2 ways | $1.25per Mtok in$10per Mtok out$0.12per Mtok cached | |
| Nous Research aggregator | batch | $0.62per Mtok in$5per Mtok out$0.062per Mtok cachedinference-api.nousresearch.com · read 2026-09-12 |
| Nous Research aggregator | standard | $1.25per Mtok in$10per Mtok out$0.12per Mtok cachedinference-api.nousresearch.com · read 2026-09-12 |
| OpenRouter 6 ways | $1.25per Mtok in$10per Mtok out$0.12per Mtok cached | |
| OpenRouter aggregator | batch | $0.62per Mtok in$5per Mtok out$0.062per Mtok cachedopenrouter.ai · read 2026-08-24 |
| OpenRouter aggregatornot on the seller's list today | openai/default/flex | $0.62per Mtok in$5per Mtok out$0.062per Mtok cachedopenrouter.ai · read 2026-08-25 |
| OpenRouter aggregator | openai/flex | $0.62per Mtok in$5per Mtok out$0.062per Mtok cachedopenrouter.ai · read 2026-08-26 |
| OpenRouter aggregator | standard | $1.25per Mtok in$10per Mtok out$0.12per Mtok cachedopenrouter.ai · read 2026-08-24 |
| OpenRouter aggregator | azure | $1.25per Mtok in$10per Mtok out$0.13per Mtok cachedopenrouter.ai · read 2026-08-25 |
| OpenRouter aggregator | azure/swedencentral | $1.38per Mtok in$11per Mtok out$0.14per Mtok cachedopenrouter.ai · read 2026-08-25 |
| OpenRouter aggregatornot on the seller's list today | openai/default/priority | $2.5per Mtok in$20per Mtok out$0.25per Mtok cachedopenrouter.ai · read 2026-08-25 |
| OpenRouter aggregator | openai/fast | $2.5per Mtok in$20per Mtok out$0.25per Mtok cachedopenrouter.ai · read 2026-08-26 |
| ElectronHub aggregator | standard | $1.25per Mtok in$10per Mtok outapi.electronhub.ai · read 2026-10-31 |
| RedPill aggregator | standard | $1.25per Mtok in$10per Mtok outapi.redpill.ai · read 2026-09-20 |
Measured 43 standings
| Place | Board | Metric | Score |
|---|---|---|---|
| 2ndof 23 | Cl bench — Epoch AI | Overall (high) | 0.237 |
| 2ndof 54 | Live bench — Epoch AI | Global average (high) | 78.79 |
| 4thof 17 | Cl bench life — Epoch AI | Overall (high) | 0.173 |
| 7thof 38 | Vpct — Epoch AI | Correct (high) | 0.587 |
| 13thof 46 | Enigma eval — Epoch AI | Accuracy | 11.23 |
| 14thof 34 | LMArena · Search | Score (Elo) | 1199 |
| 19thof 56 | Humanity's Last Exam (Epoch AI replication) | Accuracy | 23.68 |
| 22ndof 42 | Gso — Epoch AI | Score OPT@1 | 0.137 |
| 24thof 101 | FrontierMath (Tiers 1-3) | mean_score (high) | 31.034 |
| 24thof 72 | Frontiermath tier 4 — Epoch AI | mean_score (high) | 12.5 |
| 27thof 35 | Swe bench verified — Epoch AI | mean_score (high) | 67.975 |
| 34thof 41 | Deepresearchbench — Epoch AI | Average score (low) | 0.428 |
| 34thof 93 | Simpleqa verified — Epoch AI | mean_score (high) | 48 |
| 36thof 154 | Chess puzzles — Epoch AI | mean_score (high) | 42 |
| 45thof 102 | Simplebench — Epoch AI | Score (AVG@5) (high) | 0.532 |
| 46thof 132 | Ale bench — Epoch AI | Performance (high) | 1192.15 |
| 49thof 173 | Weirdml — Epoch AI | Accuracy (high) | 60.77 |
| 52ndof 165 | LMArena · Vision | Score (Elo) (high) | 1251 |
| 54thof 71 | Vending bench 2 — Epoch AI | Score | 1473.432 |
| 62ndof 92 | Forecastbench — Epoch AI | Overall score | 62.3 |
| 67thof 142 | Mystery game puzzles — Epoch AI | mean_score (low) | 19 |
| 68thof 414 | LMArena · Text | Score (Elo) (high) | 1456 |
| 74thof 114 | Design Arena · svg (models) | Elo | 1146 |
| 74thof 111 | Vectara Hallucination Leaderboard | Hallucination Rate | 10.9 |
| 75thof 202 | Terminalbench — Epoch AI | Accuracy mean (medium) | 0.476 |
| 76thof 326 | GPQA Diamond | mean_score (high) | 87.626 |
| 78thof 93 | Design Arena · asciiart (models) | Elo | 1116 |
| 79thof 154 | Design Arena · dataviz (models) | Elo | 1204 |
| 82ndof 235 | Dtbench — Epoch AI | Accuracy (high) | 90.13 |
| 84thof 163 | Artificial Analysis · Coding Index | Index | 49.4 |
| 86thof 162 | Design Arena · gamedev (models) | Elo | 1177 |
| 86thof 306 | OTIS Mock AIME 2024-2025 | mean_score (high) | 88.611 |
| 91stof 135 | Webdev arena — Epoch AI | Arena Score (medium) | 1392.03 |
| 93rdof 141 | LMArena · WebDev | Score (Elo) (medium) | 1395 |
| 98thof 157 | Design Arena · uicomponent (models) | Elo | 1161 |
| 98thof 169 | Design Arena · website (models) | Elo | 1185 |
| 98thof 197 | Lmca — Epoch AI | Score (high) | 43.89 |
| 99thof 163 | Design Arena · codecategories (models) | Elo | 1169 |
| 121stof 150 | Design Arena · 3d (models) | Elo | 1058 |
| 138thof 260 | Critpt — Epoch AI | Accuracy | 4.857 |
| 155thof 309 | Arc agi — Epoch AI | Score (high) | 72.83 |
| 161stof 290 | Arc agi 2 — Epoch AI | Score (high) | 17.64 |
| 162ndof 235 | Scicode — Epoch AI | Score | 43.287 |
About
GPT-5.1 — a text model from OpenAI, sold by 8 companies from $1.25 in and $10 out per million tokens, placed 2nd of 54 on Live bench — Epoch AI.
It takes text, images and files and returns text, with a context window of 400,000 tokens. It was published in 2025, trained on material up to September 2024. Its sellers say it can reason step by step and call a tool. The catalogue files it under extract, reasoning, code and agents. Eight companies sell it. The cheapest is $1.25 in and $10 out per million tokens at Databricks. Beside the standard rate there are faster, batch, separately routed, regional and flex lanes. It has been measured on 43 boards, and stands best at 2nd of 54 on Live bench — Epoch AI.
Every current figure
- Maker
- OpenAI
- Register
- model
- Takes
- text + image + file
- Returns
- text
- Context
- 400,000 tokens
- Published
- 2025
- Knowledge to
- September 2024
- Licence
- not read
- Sellers
- 8
- Price
- $1.25 in and $10 out per million tokens — Databricks
- Boards
- 43
- Best place
- 2nd of 54 — Live bench — Epoch AI
Known as 15 names
GPT-5.1 (high)gpt-5.1-searchGPT 5.1 medium5.1GPT 5.1openai/gpt-5.1openai/gpt-5.1:batchazure/gpt-5.1azure/gpt-5.1@eastus2azure/gpt-5.1@francecentralazure/gpt-5.1@swedencentralopenai-responses/gpt-5.1openai-responses/gpt-5.1:flexopenai/gpt-5.1:flexOpenAI: GPT-5.1 (batch)