Pass IndexThe State of AISign in

GPT-5.5

GPT‑5.5 understands what you’re trying to do faster and can carry more of the work itself.

text + image + file → text · made by OpenAI

$5$30per Mtok in / out
OpenAI · 13 sellers

Sold by 34 ways

SellerLaneRate
Microsoft Azure AI cloudbatch$2.5per Mtok in$15per Mtok out$0.25per Mtok cachedprices.azure.com · read 2026-08-24
OpenAI apibatch$2.5per Mtok in$15per Mtok out$0.25per Mtok cacheddevelopers.openai.com · read 2026-08-24
Databricks cloudstandard$5per Mtok in$30per Mtok out$0.5per Mtok cached$5per Mtok cache writemodels.dev · read 2026-09-16
DigitalOcean cloudstandard$5per Mtok in$30per Mtok out$0.5per Mtok cachedmodels.dev · read 2026-09-16
Microsoft Azure AI cloudstandard$5per Mtok in$30per Mtok out$0.5per Mtok cachedmodels.dev · read 2026-09-16
Microsoft Azure AI cloudlong-context batch$5per Mtok in$22.5per Mtok out$0.5per Mtok cachedprices.azure.com · read 2026-08-24
OpenAI apistandard$5per Mtok in$30per Mtok out$0.5per Mtok cacheddevelopers.openai.com · read 2026-08-24
AWS Bedrock cloudstandard$5.5per Mtok in$33per Mtok out$0.55per Mtok cachedmodels.dev · read 2026-09-16
Microsoft Azure AI cloudlong-context$10per Mtok in$45per Mtok out$1per Mtok cachedprices.azure.com · read 2026-08-24
Microsoft Azure AI cloudpriority$13.75per Mtok in$82.5per Mtok out$1.38per Mtok cachedraw.githubusercontent.com · read 2026-09-16
Requesty 4 ways$2.25per Mtok in$13.5per Mtok out$0.23per Mtok cached
Requesty aggregatornot on the seller's list todayopenai flex$2.25per Mtok in$13.5per Mtok out$0.23per Mtok cachedrouter.requesty.ai · read 2026-08-25
Requesty aggregatornot on the seller's list todayopenai-responses flex$2.25per Mtok in$13.5per Mtok out$0.23per Mtok cachedrouter.requesty.ai · read 2026-08-25
Requesty aggregatoropenai$2.5per Mtok in$15per Mtok out$0.25per Mtok cachedrouter.requesty.ai · read 2026-09-16
Requesty aggregatornot on the seller's list todayazure swedencentral$4.5per Mtok in$27per Mtok out$0.45per Mtok cachedrouter.requesty.ai · read 2026-08-25
Requesty aggregatornot on the seller's list todaybedrock us-east-2$4.95per Mtok in$29.7per Mtok out$0.49per Mtok cachedrouter.requesty.ai · read 2026-08-25
Requesty aggregatorazure$5per Mtok in$30per Mtok out$0.5per Mtok cachedrouter.requesty.ai · read 2026-08-28
Requesty aggregatoropenai-responses$5per Mtok in$30per Mtok out$0.5per Mtok cachedrouter.requesty.ai · read 2026-09-10
Requesty aggregatorbedrock$5.5per Mtok in$33per Mtok out$0.55per Mtok cachedrouter.requesty.ai · read 2026-08-28
Nous Research 2 ways$5per Mtok in$30per Mtok out$0.5per Mtok cached
Nous Research aggregatorbatch$2.5per Mtok in$15per Mtok out$0.25per Mtok cachedinference-api.nousresearch.com · read 2026-09-12
Nous Research aggregatorstandard$5per Mtok in$30per Mtok out$0.5per Mtok cachedinference-api.nousresearch.com · read 2026-09-12
OpenRouter 7 ways$5per Mtok in$30per Mtok out$0.5per Mtok cached
OpenRouter aggregatorbatch$2.5per Mtok in$15per Mtok out$0.25per Mtok cachedopenrouter.ai · read 2026-08-24
OpenRouter aggregatoropenai/flex$2.5per Mtok in$15per Mtok out$0.25per Mtok cachedopenrouter.ai · read 2026-08-25
OpenRouter aggregatorstandard$5per Mtok in$30per Mtok out$0.5per Mtok cachedopenrouter.ai · read 2026-08-24
OpenRouter aggregatoramazon-bedrock/us-east-1$5.5per Mtok in$33per Mtok out$0.55per Mtok cachedopenrouter.ai · read 2026-08-25
OpenRouter aggregatorazure/eu$5.5per Mtok in$33per Mtok out$0.55per Mtok cachedopenrouter.ai · read 2026-08-25
OpenRouter aggregatorazure/us$5.5per Mtok in$33per Mtok out$0.55per Mtok cachedopenrouter.ai · read 2026-08-25
OpenRouter aggregatoropenai/fast$12.5per Mtok in$75per Mtok out$1.25per Mtok cachedopenrouter.ai · read 2026-08-25
ElectronHub aggregatorstandard$4per Mtok in$24per Mtok outapi.electronhub.ai · read 2026-09-16
GitHub Copilot aggregatorstandard$5per Mtok in$30per Mtok out$0.5per Mtok cachedmodels.dev · read 2026-09-16
Inference.net aggregatorstandard$5per Mtok in$30per Mtok out$0.5per Mtok cachedapi.inference.net · read 2026-09-16
Vercel AI Gateway 2 ways$5per Mtok in$30per Mtok out$0.5per Mtok cached
Vercel AI Gateway aggregatorstandard$5per Mtok in$30per Mtok out$0.5per Mtok cachedvercel.com · read 2026-08-25
Vercel AI Gateway aggregatornot on the seller's list todaysandbox$5per Mtok in$30per Mtok outvercel.com · read 2026-08-25
Vercel AI Gateway aggregatorfast$12.5per Mtok in$75per Mtok out$1.25per Mtok cachedai-gateway.vercel.sh · read 2026-08-25
Venice AI aggregatorstandard$6.25per Mtok in$37.5per Mtok out$0.62per Mtok cachedmodels.dev · read 2026-09-16

Measured 78 standings

PlaceBoardMetricScore
1stof 32AIME 2026Accuracy (± 95% CI) (xhigh)100
1stof 17Cl bench life — Epoch AIOverall (high)0.222
1stof 202Terminalbench — Epoch AIAccuracy mean0.847
1stof 142terminal-bench@2.0Accuracy84.7
2ndof 10Btf3 — Epoch AIPooled score (high)0.143
2ndof 101FrontierMath (Tiers 1-3)mean_score (xhigh)51.7
2ndof 35Swe bench verified — Epoch AImean_score (xhigh)80.579
2ndof 17terminal-bench@2.1Accuracy (xhigh)83.1
3rdof 24Blueprint bench 2 — Epoch AIScore36.226
3rdof 20Exploitbench — Epoch AIMean capability0.474
3rdof 34LMArena · SearchScore (Elo)1242
4thof 41Deepresearchbench — Epoch AIAverage score (high)0.54
4thof 13Rli — Epoch AIScore6.25
5thof 72Frontiermath tier 4 — Epoch AImean_score (xhigh)35.4
5thof 39Gdp pdf — Epoch AIGDP.pdf score (xhigh)0.26
5thof 38Gso — Epoch AIScore OPT@1 (xhigh)0.402
5thof 127Mystery game puzzles — Epoch AImean_score (xhigh)56
5thof 26Surface evolver bench — Epoch AIMean score (high)0.881
5thof 28τ³-Banking LeaderboardPass^144.6
6thof 112Ale bench — Epoch AIPerformance (xhigh)1942.97
6thof 21Ebr bench — Epoch AImean_score (xhigh)34.286
6thof 23Gbaeval — Epoch AIOverall score0.532
7thof 161Dtbench — Epoch AIAccuracy (xhigh)96
7thof 123Lmca — Epoch AIScore (xhigh)54.27
7thof 8Mirrorcode — Epoch AImean_score (high)10
7thof 290OTIS Mock AIME 2024-2025mean_score (xhigh)100
8thof 15Design Arena · agenticslides (agents)Elo1150
8thof 15Design Arena · agenticslides(python-pptx) (agents)Elo1155
8thof 13Design Arena · pptxslides (agents)Elo1157
8thof 106Frontiermath tiers 1 3 v2 — Epoch AImean_score (xhigh)85.263
8thof 60Vending bench 2 — Epoch AIScore7523.844
8thof 60Vending-Bench 2 — Current leaderboardMoney Balance (average across 5 runs)7523.84
9thof 222Chess puzzles — Epoch AImean_score (xhigh)54
9thof 313GPQA Diamondmean_score (xhigh)94.003
9thof 12Posttrainbench — Epoch AIAverage (%) (xhigh)0.272
10thof 30Frontiercode — Epoch AIMain score0.43
11thof 16Osworld 2 — Epoch AIBinary accuracy (xhigh)0.13
11thof 80Simpleqa verified — Epoch AImean_score (xhigh)63
12thof 65Apex agents — Epoch AIPass@1 score (xhigh)0.385
12thof 15Design Arena · agentichtmlslides (agents)Elo1084
12thof 15Design Arena · agenticslides(html) (agents)Elo1077
12thof 170Weirdml — Epoch AIAccuracy (xhigh)84.91
13thof 152LMArena · VisionScore (Elo)1287
14thof 42Design Arena · godotgamedev (agents)Elo1210
14thof 62Frontiermath tier 4 v2 — Epoch AImean_score (xhigh)72.5
15thof 81Forecastbench — Epoch AIOverall score61.1
15thof 102Simplebench — Epoch AIScore (AVG@5)0.69
17thof 64Proofbench — Epoch AIAccuracy (xhigh)50
17thof 168Scicode — Epoch AIScore (xhigh)56.134
18thof 92Design Arena · asciiart (models)Elo1275
18thof 155Design Arena · gamedev (models)Elo1319
19thof 177Critpt — Epoch AIAccuracy (xhigh)27.143
20thof 227Arc agi 2 — Epoch AIScore (xhigh)85
20thof 109Design Arena · svg (models)Elo1262
20thof 402LMArena · TextScore (Elo) (high)1482
21stof 184Artificial Analysis · Coding IndexIndex74.9
22ndof 69Deepswe — Epoch AIPass@1 (xhigh)0.67
22ndof 46LMArena · AgentNet Improvement (%)5.03
24thof 39ARC-AGI-3 (Semi-Private)Score (%) (high)0.43
24thof 244Arc agi — Epoch AIScore (xhigh)95
26thof 40Design Arena · agenticgamedev (agents)Elo1179
32ndof 55Design Arena · androidnative (agents)Elo1176
32ndof 152Design Arena · dataviz (models)Elo1274
33rdof 36Design Arena · htmlslides (agents)Elo1070
34thof 43Design Arena · python-pptxslides (agents)Elo1152
40thof 74Cursorbench — Epoch AIScore (xhigh)58.4
40thof 121Webdev arena — Epoch AIArena Score (xhigh)1508.35
41stof 156Design Arena · codecategories (models)Elo1275
41stof 128LMArena · WebDevScore (Elo) (xhigh)1510
42ndof 656Epoch capabilities index — Epoch AIECI Score (xhigh)159.23
43rdof 143Artificial Analysis · Agentic IndexIndex37.3
43rdof 63Design Arena · mobileapps (agents)Elo1170
44thof 64Design Arena · fullstack (agents)Elo1099
44thof 150Design Arena · uicomponent (models)Elo1271
45thof 162Design Arena · website (models)Elo1269
46thof 105Vectara Hallucination LeaderboardHallucination Rate9.3
48thof 62Design Arena · webapps (agents)Elo1132
58thof 147Design Arena · 3d (models)Elo1227

About

GPT-5.5 — a text model from OpenAI, sold by 13 companies from $4 in and $24 out per million tokens, placed 1st of 202 on Terminalbench — Epoch AI.

It takes text, images and files and returns text, with a context window of 1,000,000 tokens. It was published in March 2026, trained on material up to December 2025. Its sellers say it can reason step by step and call a tool. The catalogue files it under reasoning, code and agents. Thirteen companies sell it. The cheapest is $4 in and $24 out per million tokens at ElectronHub. Beside the standard rate there are batch, separately routed, faster, regional and flex lanes. It has been measured on 78 boards, and stands best at 1st of 202 on Terminalbench — Epoch AI.

Every current figure

Maker
OpenAI
Register
model
Takes
text + image + file
Returns
text
Context
1,000,000 tokens
Longest answer
131,072 tokens
Published
March 2026
Knowledge to
December 2025
Licence
not read
Sellers
13
Price
$4 in and $24 out per million tokens — ElectronHub
Boards
78
Best place
1st of 202 — Terminalbench — Epoch AI

Known as 26 names

GPT-5.5 (xhigh)GPT-5.5 (High)gpt-5.5-pre-release_xhighGPT 5.5GPT 5.5 (High)GPT 5.5 (xHigh)gpt-5.5-searchgpt-5.5-highCapy + GPT-5.5Codex CLI + GPT-5.5NexAU-AHE + GPT-5.5Codex + GPT-5.5 (xhigh)Terminus 2 + GPT-5.5 (xhigh)5.5openai/gpt-5.5openai/gpt-5.5:batchazure/gpt-5.5@eastus2azure/gpt-5.5@swedencentralazure/openai-responses/gpt-5.5@eastus2azure/openai-responses/gpt-5.5@swedencentralbedrock/gpt-5.5@us-east-1bedrock/gpt-5.5@us-east-2openai-responses/gpt-5.5openai-responses/gpt-5.5:flexopenai/gpt-5.5:flexOpenAI: GPT-5.5 (batch)